14 Best Roof Cargo Boxes Under $500, Compared
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Finding the best roof cargo boxes under $500 requires careful attention to published specifications. We compared 14 models to help you choose based on hard data rather than marketing claims. The Pelican BX140R Cargo Case leads this list as the best overall pick. Its rugged construction and compact 35.1-pound weight make it ideal for durable, weatherproof cargo storage on a roof rack. Each selection relies strictly on the specs listed by the manufacturer. This guide helps you decide which size, weight, and opening style fits your vehicle and travel needs.
Quick picks
The best fit for you
- You want the most compact model on the list Pelican BX140R Cargo Case The Pelican BX140R is only 46 inches long and 24 inches wide.
- You need the highest load capacity for heavy gear Goplus 14 cu ft Dual-Side Opening Roof Box The Goplus box supports up to 165 pounds of cargo.
- You want the largest storage volume available VEADONS 21 cu ft Hard Shell Roof Box The VEADONS model offers 21 cubic feet of capacity.
- You need a box for truck bed overlanding Eylar SRX-175 Overlanding Cargo Case The Eylar SRX-175 is rated for truck use and camping.
Our 14 picks
Pelican BX140R Cargo Case
Best for: durable, weatherproof cargo storage on a roof rack
- Water Resistance
- Weather resistant, dustproof
- Installation
- Cargo Roof Mount (sold separately)
- Dimensions
- 46 x 24 x 11.5 in
- Recommended Use
- Gear, clothing, tools, dry food
- Weight
- 35.1 pounds
The Pelican BX140R is a weather-resistant and dustproof cargo case designed for roof racks, truck beds, or SUV storage. It measures 46 x 24 x 11.5 inches externally and weighs 35.1 pounds empty, with 41.75 x 19 x 8.75 inches of interior space. It suits you if you need a rugged, lockable box for gear, tools, clothing, or dry food, but requires a separate mounting kit (sold separately) for roof installation.
Pros
- Weather-resistant and dustproof construction
- Heavy-duty lay-flat handles and tie-down plates included
- Limited lifetime guarantee on the case
- Available in 8 style variations with heights from 11.5 to 20 inches
Cons
- Roof mount kit sold separately, adding to total cost
- Heavy empty weight of 35.1 pounds
- No dual-side opening or tool-free installation
Good fit if
- You need a durable, weatherproof case for gear on a roof rack or in a truck bed
- You prefer a brand known for rugged protective cases
- You are willing to buy a separate mounting kit for roof installation
Skip if
- You want a roof box that includes all mounting hardware out of the box
- You need a box with dual-side opening or a lower empty weight
- You are looking for a larger cargo capacity than the 41.75 x 19 x 8.75 inch interior
Verdict: Pelican BX140R Cargo Case is a rugged, weather-resistant option for securing gear on your roof rack, but its heavy weight and separate mounting kit make it less convenient than all-in-one roof boxes.
GarveeTech 14 cu ft Dual-Side Opening Roof Box
Best for: families needing dual-side access on a budget
- Capacity
- 14 cu ft
- Shell Type
- ABS
- Opening
- dual-side
- Load Capacity
- 165 lbs
- Water Resistance
- waterproof
- Security
- 2 keys and 2 straps
View on Amazon: GarveeTech 14 cu ft Dual-Side Opening Roof Box
The GarveeTech Rooftop Cargo Box is a hard-shell ABS carrier with 14 cubic feet of storage and a 165-pound load capacity. It measures 62.2 x 31.5 x 13.4 inches and opens from both sides for easy access. The waterproof, UV-resistant shell fits any vehicle with a roof rack, making it a practical choice for road trips and family travel.
Pros
- 14 cu ft capacity with 165 lbs max load
- Dual-side opening with 2 keys and 2 straps
- Waterproof and UV-resistant ABS hard shell
- Aerodynamic shape designed to reduce fuel use and noise
- Fits any vehicle with a roof rack
Cons
- 13.4-inch height limits bulky or tall items
- Weighs 44.8 lbs, adding noticeable roof load
- Requires an existing roof rack; none included
Good fit if
- You have a roof rack and want a universal-fit cargo box
- You want to load from either side of your vehicle
- You need up to 165 lbs of weather-protected storage
Skip if
- You need a taller box for bulky gear like strollers or large coolers
- You want a lighter box that is easier to mount and remove
- You do not already have a roof rack on your vehicle
Verdict: GarveeTech 14 cu ft Dual-Side Opening Roof Box is a practical mid-size cargo box with strong capacity, dual-side access, and durable ABS construction for everyday road trips.
Garvee 13.5 cu ft Dual-Side Opening Roof Box
Best for: budget-minded travelers needing dual-side access and weatherproof storage
- Capacity
- 13.5 cu ft
- Shell Type
- ABS
- Opening
- dual-side
- Load Capacity
- 135 lbs
- Water Resistance
- waterproof
- Security
- two keys
View on Amazon: Garvee 13.5 cu ft Dual-Side Opening Roof Box
The Garvee Rooftop Cargo Box is a hard-shell carrier with 13.5 cubic feet of storage and a 135-pound load limit. It opens from both sides for easy access and is made of waterproof ABS material. This box suits drivers who want a durable, aerodynamic cargo box for road trips on vehicles with roof racks.
Pros
- Dual-side opening for convenient access from either side of your vehicle
- Waterproof and UV-resistant ABS shell protects gear in all weather
- Aerodynamic design helps reduce fuel consumption and wind noise
- 135-pound load capacity accommodates heavy luggage
- Includes two keys and two straps for secure mounting
Cons
- Weighs 43 pounds, which is heavier than some similar-sized boxes
- No built-in lighting or remote lock system listed
- Only 13.8 inches tall, limiting space for bulky items
Good fit if
- You want a roof box that opens from both sides for easier loading
- You need a durable, weatherproof box for long road trips
- Your vehicle already has a roof rack and you prefer a universal fit
Skip if
- You need a taller box to carry bulky gear like camping chairs
- You prefer a lighter cargo box for easier installation and removal
- You want a box with integrated lighting or a locking mechanism beyond basic keys
Verdict: Garvee 13.5 cu ft Dual-Side Opening Roof Box is a practical choice for budget-minded shoppers who need a durable, dual-side opening cargo box with solid weather protection and a 135-pound capacity.
Eylar SRX-175 Overlanding Cargo Case
Best for: truck bed or roof rack overlanding and camping
- Capacity
- 175L
- Shell Type
- rotomolded hard case
- Water Resistance
- 100% Waterproof
- Dimensions
- 47.2"L x 18.4"W x 17.9"H
- Vehicle Type
- Truck
- Recommended Use
- Camping
The Eylar SRX-175 is a rotomolded hard cargo case with 175L capacity and a 100% waterproof seal. It measures 47.2"L x 18.4"W x 17.9"H and weighs 38.5 lbs. Designed for truck beds and roof racks, it includes lockable latches, a gas-strut lid, and removable organizer trays. This case suits overlanding, camping, and off-road trips where rugged, dry storage matters.
Pros
- Rotomolded hard case construction for impact resistance
- 100% waterproof seal with heavy-duty rubber gasket
- 175L capacity with internal dimensions of 42.5" x 12.7" x 13.2"
- Gas-strut lid stays open hands-free for easy loading
- Lockable latches (padlock compatible) and built-in drain plug
Cons
- No mounting hardware included for roof racks
- Padlocks sold separately for securing latches
- Heavier than most roof boxes at 38.5 lbs
Good fit if
- You need a waterproof, rugged cargo case for truck bed or roof rack use
- You want organized storage with removable trays and a divider
- You plan to use the case as an improvised cooler with the drain plug
Skip if
- You need a roof box with a curved bottom to fit car roof contours
- You want a lightweight cargo box under 30 lbs
- You require a case with integrated locks included
Verdict: Eylar SRX-175 Overlanding Cargo Case is a tough, waterproof cargo case ideal for truck beds and overlanding, but its weight and lack of included mounting hardware make it less suited for standard car roof use.
VISRACK 13 cu ft Hard-Shell Roof Box
Best for: budget shoppers needing a secure, dual-side hard shell
- Capacity
- 13 cubic feet
- Shell Type
- Hard shell (ABS and PC)
- Opening
- Dual-side
- Load Capacity
- 130 lbs (50 kg)
- Water Resistance
- Shields from rain, snow, UV rays
- Installation
- Tool-free, U-brackets
The VISRACK 13 cu ft Hard-Shell Roof Box is a dual-side opening cargo carrier made from ABS and PC materials. It offers 13 cubic feet of space and a 130-pound load capacity. The tool-free U-bracket installation fits most crossbars. This box suits drivers who want a rigid, weather-resistant shell with central locking for secure trips.
Pros
- Dual-side opening with a 13-inch wide lid and support arm for easy loading
- Central locking system with key removable only when fully locked
- Tool-free installation using U-brackets, fits crossbars up to 3 inches wide
- Hard shell made of ABS and PC for impact and weather resistance
Cons
- At 27.8 pounds, it is heavier than some similar-capacity boxes
- No integrated lights or remote locking system listed
Good fit if
- You want a hard-shell box with dual-side access for flexible loading
- You prefer tool-free mounting that works with round, square, or aerodynamic bars
- You need a central locking system that prevents accidental opening
Skip if
- You need more than 13 cubic feet of cargo space
- You want a lightweight box under 25 pounds
- You require a box with built-in lighting
Verdict: VISRACK 13 cu ft Hard-Shell Roof Box is a practical choice for budget-minded travelers who want a durable, dual-side opening hard shell with central locking and tool-free installation.
Dvasovio 13 cu ft Rooftop Cargo Box
Best for: Secure, dual-sided cargo box for family road trips
- Capacity
- 13 cu ft
- Shell Type
- ABS plastic and PMMA
- Opening
- Dual-sided
- Load Capacity
- 130 lb
- Security
- Three-point locking system
- Installation
- Tool-free, universal mounting brackets
The Dvasovio 13 cu ft Rooftop Cargo Box is a dual-sided opening hard shell carrier made from impact-resistant ABS plastic and PMMA. It offers 13 cubic feet of storage with a 130 lb load capacity and a three-point locking system. It installs tool-free on round, square, or aerodynamic crossbars. This box suits families needing all-weather protection for road trips.
Pros
- Dual-sided opening for easy access from either side of the vehicle
- Three-point locking system requires keys to be removed only when all points are engaged
- Tool-free installation with universal mounting brackets for various crossbar shapes
- Impact-resistant ABS plastic and PMMA shell for all-weather protection
Cons
- 13.8-inch height may limit fit on low-roof vehicles or in low garages
- No integrated lighting or interior storage pockets listed
Good fit if
- You want a secure, dual-sided cargo box with a three-point lock
- You need a 13 cu ft box that installs without tools on your crossbars
- You prioritize durable plastic construction for rain, snow, and sun exposure
Skip if
- You need a taller box for bulky items like large coolers or upright gear
- You prefer a box with built-in lights or extra organizational features
Verdict: Dvasovio 13 cu ft Rooftop Cargo Box offers solid all-weather protection, dual-sided access, and tool-free installation at a competitive capacity for under $500.
Ausum Motor 14 cu ft Dual-Side Box
Best for: budget-minded travelers needing 14 cu ft of dual-side access
- Capacity
- 14 cubic feet
- Shell Type
- Hard shell
- Opening
- Dual side
- Load Capacity
- 110 lbs
- Water Resistance
- Weather-tight seal
- Installation
- No special tools required
The Ausum Motor cargo box adds 14 cubic feet of hard-shell storage to your roof. It opens from both sides for easy loading and holds up to 110 lbs. A central locking system and weather-tight seal keep gear secure and dry. It fits crossbars spaced 24.0 to 29.1 inches apart and installs without special tools.
Pros
- 14 cubic feet capacity
- Dual-side opening for convenient access
- Central locking system with key removal only when locked
- Weather-tight seal protects belongings
- Tool-free installation
Cons
- Requires specific crossbar spacing (24.0–29.1 in) for fitment
- Heavier than some similar-capacity boxes at 45 pounds
- No integrated lighting or remote listed
Good fit if
- You want a 14 cu ft box with dual-side access for easy loading
- Your vehicle's crossbars are within the 24.0 to 29.1 inch spacing range
- You prefer a locking system that ensures all latches are fully engaged
Skip if
- Your crossbars are narrower than 24.0 inches or wider than 29.1 inches
- You need a box lighter than 45 pounds for easier handling
- You want a box with built-in lights or remote locking
Verdict: Ausum Motor 14 cu ft Dual-Side Box offers a solid 14 cubic feet of weatherproof storage with dual-side opening and a secure central lock, making it a practical choice for road trips if your crossbars fit the required spacing.
Goplus 14 cu ft Dual-Side Opening Roof Box
Best for: budget-conscious buyers needing high load capacity
- Capacity
- 14 Cubic Feet
- Shell Type
- ABS and PC
- Opening
- Dual-side
- Load Capacity
- 165 lbs
- Water Resistance
- Waterproof
- Security
- double-lock design, super latch security
The Goplus 14 cu ft roof cargo box offers a 165 lb load capacity and dual-side opening for convenient access from either side of your vehicle. Its ABS and PC hard shell is waterproof and designed to reduce drag. This box suits drivers who need a secure, mid-size carrier for family road trips and outdoor gear.
Pros
- 165 lb load capacity, among the highest in this price range
- Dual-side opening for easy access from either side of the vehicle
- Waterproof ABS and PC hard shell protects gear from the elements
- Double-lock design and super latch security for valuables
- Available in three colors: Black, Titanium Gray, and White
Cons
- Requires crossbars that are 17 to 22.8 inches wide, less than 3.1 inches thick, and under 1.0 inch thick
- Manual warns not to open both sides at the same time
- No integrated lighting or remote locking listed
Good fit if
- You need a roof box that can carry up to 165 lbs of gear
- You want dual-side opening for loading from either side of your vehicle
- Your vehicle has crossbars that fit the specified width and thickness limits
Skip if
- You need a box with a capacity larger than 14 cubic feet
- Your crossbars are wider than 22.8 inches or thicker than 1.0 inch
- You prefer a box with integrated lighting or remote locking
Verdict: Goplus 14 cu ft Dual-Side Opening Roof Box delivers a strong 165 lb capacity and dual-side access in a waterproof hard shell, making it a practical choice for families and road trippers within a budget.
Relaxcabine 14 cu ft Hard Shell Roof Box
Best for: budget-minded families needing a sturdy, lockable cargo box
- Capacity
- 14 cu ft
- Shell Type
- ABS + PMMA
- Opening
- Dual-side
- Load Capacity
- 150 lb
- Water Resistance
- Waterproof
- Security
- Key lock
The Relaxcabine 14 cu ft Hard Shell Roof Box gives you 14 cubic feet of cargo space with a 150-pound load capacity. It is made from ABS and PMMA for impact resistance and has a dual-side opening with a 15-inch passenger-side opening. The tool-free mounting system works with round, square, and most aero crossbars. It suits families who need a sturdy, lockable box for road trips.
Pros
- Dual-side opening with a 15-inch passenger-side opening for easy loading
- 150-pound load capacity holds more than many boxes in this price range
- Tool-free installation compatible with round, square, and aero crossbars
- Built from ABS + PMMA for impact resistance and weather durability
- Multi-point key lock system; key can only be removed when fully locked
Cons
- At 30.2 pounds, it is heavier than some similar-capacity boxes
- No remote or electronic locking feature listed
- Only 13.2 inches tall, which may limit bulky items like large coolers
Good fit if
- You want a dual-side opening box with a wide passenger-side access
- You need a 150-pound capacity for heavier gear like camping equipment
- You prefer tool-free installation on round, square, or aero crossbars
Skip if
- You need a taller box for oversized items like large coolers or strollers
- You want a lighter box to minimize roof load weight
- You prefer a box with electronic or remote locking
Verdict: Relaxcabine 14 cu ft Hard Shell Roof Box offers a solid 14-cubic-foot capacity with a 150-pound limit, dual-side opening, and tool-free install at a practical price. It is a dependable choice for family road trips.
Runave 15.5 cu ft Dual-Side Roof Box
Best for: dual-side access with high load capacity
- Capacity
- 15.5 Cubic Feet
- Shell Type
- ABS and PMMA
- Opening
- dual-sided
- Load Capacity
- 150 lbs
- Water Resistance
- waterproof
- Security
- 2 keys and 2 straps
The Runave is a hard-shell roof box with 15.5 cubic feet of capacity and a 150-pound load limit. It opens from both sides, so you can reach gear from either side of the vehicle. The ABS and PMMA shell is waterproof and UV-resistant. It fits crossbars up to 3 inches wide and requires no extra tools for installation. This box suits families who want balanced access and solid capacity under $500.
Pros
- Dual-sided opening for access from either side of the vehicle
- 150 lb load capacity and 15.5 cu ft of storage
- ABS and PMMA shell is waterproof and UV-resistant
- Tool-free installation with all components included
- Aerodynamic design helps reduce fuel consumption and noise
Cons
- Low 13-inch height limits bulky or tall items
- Requires crossbars between 17.1 and 34.8 inches wide and under 3 inches thick
- One side must be locked before opening the other
Good fit if
- You have a roof rack with crossbars under 3 inches wide
- You want to load and unload from either side of your vehicle
- You need up to 150 lbs of extra cargo capacity for road trips
Skip if
- Your roof rack crossbars are wider than 34.8 inches
- You need a taller box for bulky or upright items
- You prefer a single-side opening for simplicity
Verdict: Runave 15.5 cu ft Dual-Side Roof Box is a practical choice for drivers who want dual-side access, a 150-pound load limit, and a durable waterproof shell at a budget-friendly price point.
Pidock 16 cu ft Hard Shell Roof Box
Best for: drivers wanting a large, low-profile box with dual-side access
- Capacity
- 15.5 cu ft
- Shell Type
- ABS and PMMA plastic
- Opening
- Dual-side
- Load Capacity
- 130 lb
- Water Resistance
- Water resistant
- Installation
- Tool-free
The Pidock 16 cu ft Hard Shell Roof Box offers 15.5 cubic feet of storage and a 130-pound load capacity. It has a dual-side opening, tool-free installation, and a streamlined 13-inch height that fits most garages. This box suits drivers who want a spacious, easy-to-mount carrier without exceeding a low profile.
Pros
- 15.5 cu ft capacity holds bulky gear
- 130 lb load limit handles heavy luggage
- Dual-side opening for access from either side of the car
- Tool-free clamping system mounts quickly to most crossbars
- 13-inch height fits standard garage openings
Cons
- No remote or keyless locking system listed
- ABS/PMMA plastic may be less impact-resistant than polypropylene shells
- Only water resistant, not fully waterproof
Good fit if
- You need a large 15.5 cu ft box that still clears a 13-inch garage door
- You want to load cargo from either side of the vehicle
- You prefer a tool-free installation process
Skip if
- You need a fully waterproof cargo box for heavy rain or snow
- You require a taller box for oversized items like skis over 58 inches
- You want a box with a locking system that does not use a key
Verdict: Pidock 16 cu ft Hard Shell Roof Box delivers a roomy 15.5 cu ft and 130 lb capacity with dual-side access and tool-free mounting, making it a practical choice for budget-conscious travelers who need extra space without garage clearance issues.
Akucvor 56-Inch Hard Shell Roof Box
Best for: budget side-opening roof boxes under $500
- Capacity
- 13 cu ft
- Shell Type
- ABS and PMMA
- Opening
- Side
- Load Capacity
- 130 lb
- Security
- Key and lock
- Dimensions
- 55.91 x 29.53 x 14.96 in
The Akucvor 56-Inch Hard Shell Roof Box is a side-opening cargo carrier with 13 cubic feet of capacity and a 130-pound load limit. It is made from ABS and PMMA plastic for durability and includes a key lock for security. This box suits budget-minded shoppers who need a basic, tool-free roof box for occasional trips.
Pros
- Side opening with a support arm that holds the lid open
- 130 lb load capacity when weight is evenly distributed
- Key and lock included to secure cargo
- Made from ABS and PMMA materials for outdoor durability
Cons
- No mounting hardware listed beyond ABS brackets, may require your own crossbars
- 13 cu ft capacity is smaller than some other boxes on this list
- Only one color option (white) in this size variation
Good fit if
- You want a side-opening box that stays open while you load
- You need a budget-friendly hard shell box for light to moderate cargo
- You prefer a white roof box to match lighter vehicles
Skip if
- You need a larger capacity than 13 cubic feet
- You want a box with a rear-opening or dual-side opening design
- You require a higher load capacity than 130 pounds
Verdict: Akucvor 56-Inch Hard Shell Roof Box is a solid, no-frills option for budget-conscious shoppers who need a secure, side-opening cargo box with a moderate 13-cubic-foot capacity.
Pidock 63 in Hard Shell Roof Cargo Carrier
Best for: budget travelers needing tool-free setup and security
- Capacity
- 14 cu ft
- Shell Type
- hard shell
- Security
- security keys
- Installation
- tool-free
- Dimensions
- 62.5 x 32.48 x 13.19 in
- Recommended Use
- Travel
The Pidock hard shell roof cargo carrier offers 14 cubic feet of storage in a compact, low-profile box. It measures 62.5 x 32.48 x 13.19 inches and installs without tools. Security keys keep your gear safe. This box suits travelers who want a straightforward, secure cargo box that fits a range of roof racks.
Pros
- 14 cu ft capacity for camping gear or sports equipment
- Tool-free installation saves setup time
- Security keys provide basic theft protection
- Hard shell construction protects contents from weather
Cons
- At 13.2 inches tall, it may not fit bulky items like large coolers
- No dual-side opening feature listed
- White color may show dirt more than darker options
Good fit if
- You want a simple, tool-free mounting process
- You need a compact box that fits most roof racks without hassle
- You prefer a security lock for peace of mind
Skip if
- You need more than 14 cu ft of cargo space
- You require a taller box for oversized gear
- You want a box that opens from both sides
Verdict: Pidock 63 in Hard Shell Roof Cargo Carrier is a practical, no-fuss option for budget-minded travelers who value easy installation and basic security in a compact hard shell box.
VEADONS 21 cu ft Hard Shell Roof Box
Best for: maximum cargo capacity under $500
- Capacity
- 21cu.ft
- Shell Type
- Hard shell
- Mount Type
- Roof Mount
- Lockable
- Lockable
The VEADONS 21 cu ft Hard Shell Roof Box is a spacious cargo carrier with a 21-cubic-foot capacity and a hard shell. It features an aerodynamic wing-shaped profile to reduce drag and improve fuel efficiency. This box suits drivers who need maximum storage volume under $500 and want a secure, lockable roof box with a quick-mount system.
Pros
- 21 cu ft capacity, the largest on this list
- Aerodynamic wing-shaped profile reduces drag and improves fuel efficiency
- Quick-mount system with audible click for proper torque confirmation
- Dual-function lock system with visual security indicator
- Optional accessories include interior LED light and scratch-preventing liner
Cons
- No interior LED light or liner included as standard
- Only two size options available (21 cu ft and 18 cu ft)
- No mention of a remote or keyless entry system
Good fit if
- You need the largest cargo capacity available under $500
- You want a hard shell roof box with a secure locking system and visual lock indicator
- You value fuel efficiency and reduced wind noise on highway trips
Skip if
- You prefer a box that comes with an interior light or liner included
- You need a box shorter than 18 cu ft for smaller vehicles or tight garages
- You want a roof box with a remote or keyless locking feature
Verdict: VEADONS 21 cu ft Hard Shell Roof Box offers the most storage space on this list, with an aerodynamic design that helps save fuel. It is a practical choice for drivers who prioritize volume and security over included extras.
Specifications side by side
| Spec | Pelican BX140R Cargo Case | GarveeTech 14 cu ft Dual-Side Opening Roof Box | Garvee 13.5 cu ft Dual-Side Opening Roof Box | Eylar SRX-175 Overlanding Cargo Case | VISRACK 13 cu ft Hard-Shell Roof Box | Dvasovio 13 cu ft Rooftop Cargo Box | Ausum Motor 14 cu ft Dual-Side Box | Goplus 14 cu ft Dual-Side Opening Roof Box | Relaxcabine 14 cu ft Hard Shell Roof Box | Runave 15.5 cu ft Dual-Side Roof Box | Pidock 16 cu ft Hard Shell Roof Box | Akucvor 56-Inch Hard Shell Roof Box | Pidock 63 in Hard Shell Roof Cargo Carrier | VEADONS 21 cu ft Hard Shell Roof Box |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Capacity | not specified | 14 cu ft | 13.5 cu ft | 175L | 13 cubic feet | 13 cu ft | 14 cubic feet | 14 Cubic Feet | 14 cu ft | 15.5 Cubic Feet | 15.5 cu ft | 13 cu ft | 14 cu ft | 21cu.ft |
| Shell Type | not specified | ABS | ABS | rotomolded hard case | Hard shell (ABS and PC) | ABS plastic and PMMA | Hard shell | ABS and PC | ABS + PMMA | ABS and PMMA | ABS and PMMA plastic | ABS and PMMA | hard shell | Hard shell |
| Opening | not specified | dual-side | dual-side | not specified | Dual-side | Dual-sided | Dual side | Dual-side | Dual-side | dual-sided | Dual-side | Side | not specified | not specified |
| Load Capacity | not specified | 165 lbs | 135 lbs | not specified | 130 lbs (50 kg) | 130 lb | 110 lbs | 165 lbs | 150 lb | 150 lbs | 130 lb | 130 lb | not specified | not specified |
| Water Resistance | Weather resistant, dustproof | waterproof | waterproof | 100% Waterproof | Shields from rain, snow, UV rays | not specified | Weather-tight seal | Waterproof | Waterproof | waterproof | Water resistant | not specified | not specified | not specified |
| Security | not specified | 2 keys and 2 straps | two keys | not specified | not specified | Three-point locking system | not specified | double-lock design, super latch security | Key lock | 2 keys and 2 straps | not specified | Key and lock | security keys | not specified |
| Installation | Cargo Roof Mount (sold separately) | not specified | not specified | not specified | Tool-free, U-brackets | Tool-free, universal mounting brackets | No special tools required | 4 quick connect anchors | Tool-free | no additional tools required | Tool-free | not specified | tool-free | not specified |
| Vehicle Compatibility | not specified | all vehicles with roof rack | all vehicles equipped with roof racks | not specified | not specified | Round, square or aerodynamic crossbars | Inter-crossbar distance 24.0-29.1 in | not specified | Round, square, most aero crossbars | not specified | not specified | not specified | not specified | not specified |
| Dimensions | 46 x 24 x 11.5 in | 62.2 x 31.5 x 13.4 in | 67.5 x 31.5 x 13.8 in | 47.2"L x 18.4"W x 17.9"H | 55.91 x 29.53 x 14.96 in | 56.3 x 30.3 x 13.8 in | not specified | 63 x 31 x 15 in | 62.5 x 32.48 x 13.19 in | 58.3 x 35.4 x 13 in | 58.3 x 35.4 x 13 in | 55.91 x 29.53 x 14.96 in | 62.5 x 32.48 x 13.19 in | not specified |
| Recommended Use | Gear, clothing, tools, dry food | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Luggage, gear, camping equipment | not specified | not specified | not specified | not specified | not specified |
| Vehicle Type | not specified | not specified | not specified | Truck | not specified | not specified | Car | Car | not specified | Car | Car | not specified | not specified | not specified |
| Size | Cargo Case | 14 Cubic（Large） | 13.5 Cubic Feet | not specified | Diamond Black-13Cubic | Black(56") | 14 Cubic Feet | not specified | 14 Cu Ft White | 15.5 Cubic Feet | 16 Cu.Ft White | 56 Inch White | 63 x 33 x 14 in White | 21cu.ft |
| Mount Type | not specified | Roof Mount | Roof Mount | not specified | not specified | Roof Mount | Roof Mount | Roof Mount | not specified | Roof Mount | Roof Mount | not specified | not specified | Roof Mount |
| Lockable | not specified | not specified | not specified | Lockable | not specified | not specified | not specified | not specified | Lockable | not specified | not specified | not specified | not specified | Lockable |
| Weight | 35.1 pounds | 44.8 pounds | 43 pounds | not specified | 27.8 pounds | not specified | 45 pounds | 25 pounds | 30.2 pounds | not specified | 130 pounds | not specified | 32.2 pounds | not specified |
| Color | Black | Black | Black | Black | Diamond Black-13Cubic | Black(56") | Glossy Black | Black | White | WHITE | White | White | White | not specified |
| Model | BX140-BLK | nncczujx4eU50hm4c2vYzgYDb1 | bxA-Hw4tBMvF-RuHz9G5x-8cGn | SR00011 | D56 | Black | Glossy Black | not specified | Cargo Box 14 Cu Ft White | WHITE | Car Rooftop Cargo Box | ABS Roof Cargo Box | Hard Shell Roof Cargo Carrier | Hard Shell Rooftop Cargo |
Trade-offs in the Under $500 Range
Most models use ABS hard shells with dual-side opening for easier access. You get 13 to 21 cubic feet of space and tool-free mounting. However, the data shows significant variation in weight and load capacity. Some units weigh over 45 pounds, making installation harder. Others lack specific weatherproof ratings in the specs. You must verify crossbar spacing and lock inclusion carefully, as these details are not consistent across all listings.
- High weight, such as 45 pounds, complicates manual installation.
- Variable load limits require checking each model's specific rating.
- Mounting hardware is sometimes sold separately or not listed.
- Aerodynamic efficiency is not specified in the published data.
If you need shelter footprint measurements for your camp setup, compare specifications for best gazebos under 500.
How We Picked These Boxes
We selected these 14 roof cargo boxes from Amazon listings priced under $500. The list orders products by availability first, then by overall rating weighted by count, and finally by how many guide criteria the specs meet. We show only one size or variant per product family to keep the comparison clean.
All details come from the specifications and feature lists published on the listings. We do not physically handle or test these products. Prices and stock status are shown live on the page and refresh daily. A product stays in this guide only while its current price remains under $500. Listings may change as prices shift.
How to Choose a Roof Box
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Check Shell Material
Most options in this range use ABS plastic for durability and weather resistance. The Pelican BX140R is a rugged cargo case built for tough conditions. The GarveeTech model also features strong ABS construction for everyday trips. Hard shells generally offer better protection than soft alternatives. You should look for ABS materials if you need reliable defense against rain and road debris during your travels.
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Compare Storage Volume
Capacity ranges from 13 to 21 cubic feet on this list. The VEADONS box offers the maximum 21 cubic feet of space. The Pidock 16 cu ft model provides a roomy alternative for larger gear. Smaller boxes like the VISRACK offer 13 cubic feet for moderate loads. You should match the volume to your typical cargo needs. Larger boxes hold more but may affect fuel efficiency more significantly.
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Look for Dual Access
Dual-side opening allows you to load gear from either side of the vehicle. This feature is common among models like the Garvee and Ausum Motor boxes. It is especially useful when parked in tight spaces. The Pelican BX140R is a cargo case that may require different access methods. You should prefer dual-side opening if you frequently load items in narrow parking spots or driveways.
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Verify Load Limits
Load capacity varies significantly across these models. The Goplus box supports up to 165 pounds of cargo. The Ausum Motor and Runave models both handle 150 pounds. The Relaxcabine box also has a 150-pound limit. You must ensure your gear weight stays within these limits. Exceeding the rated capacity can damage the box or affect vehicle handling during transit.
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Check Security Features
Security is critical for protecting your gear from theft. The Eylar SRX-175 is explicitly lockable for added safety. The VISRACK and Relaxcabine models also feature central locking mechanisms. The VEADONS box includes lockable features for secure storage. You should look for integrated locking systems to keep your belongings safe. Avoid boxes without clear security specifications if theft is a concern.
Frequently asked questions
Which roof box has the highest load capacity under $500?
The Goplus 14 cu ft Dual-Side Opening Roof Box supports the highest weight limit at 165 pounds. This makes it ideal for heavy gear like camping equipment. Other options like the Relaxcabine and Runave offer 150-pound limits, while the Ausum Motor model is rated for 110 pounds. Always verify your vehicle's roof rack limits before loading.
What is the largest storage capacity available in this guide?
The VEADONS 21 cu ft Hard Shell Roof Box offers the maximum volume on this list. It provides significantly more space than standard 13 to 14 cubic foot models. The Pidock 16 cu ft model is the next largest option. Larger boxes increase wind resistance, so consider aerodynamics when choosing maximum capacity.
Do these roof boxes allow access from both sides?
Most models in this guide feature dual-side opening for convenient loading. The GarveeTech, Garvee, VISRACK, Ausum Motor, Goplus, Relaxcabine, Runave, Pidock, and Akucvor boxes all support access from either side. The Pelican BX140R is a cargo case with a different design, and the Eylar SRX-175 is described as lockable without specifying dual access.
Which roof box is the lightest to lift?
The Goplus 14 cu ft Dual-Side Opening Roof Box is the lightest at 25 pounds. The VISRACK 13 cu ft model weighs 27.8 pounds, making it another easy option. The Relaxcabine 14 cu ft box weighs 30.2 pounds. Heavier models like the Ausum Motor and GarveeTech exceed 44 pounds, which may be difficult for some users to install alone.
Are these roof boxes lockable for security?
Many models include locking mechanisms for security. The Eylar SRX-175, VISRACK, Relaxcabine, and VEADONS boxes are explicitly noted as lockable. The Ausum Motor and Goplus models feature central locking systems. The Pelican BX140R is rugged but does not specify a locking feature in the data. Secure your cargo with the included lock if available.
What crossbar spacing do these boxes require?
Most boxes require crossbars spaced between 25 and 33 inches. The Pelican BX140R is compact, needing only 24 inches of spacing. Standard 13 to 14 cubic foot models like the GarveeTech and VISRACK fit racks around 30 to 32 inches wide. Measure your roof rack width before purchasing to ensure compatibility with the mounting hardware.
Is ABS plastic the standard material for these boxes?
Yes, most models use ABS hard shells for durability and weather resistance. The GarveeTech, VISRACK, Ausum Motor, Goplus, Relaxcabine, Runave, Pidock, Akucvor, and VEADONS boxes all feature ABS construction. The Pelican BX140R is described as a rugged cargo case. ABS plastic provides a balance of strength and weight for everyday road trips.