6 Best Alternatives to the HubPax 15 Cu Ft Roof (2026)
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The HubPax 15 Cu Ft Roof Basket & Bag Set offers a practical hybrid solution with a 200 lbs load capacity and a waterproof soft shell bag. If you need mixed open and enclosed storage, this hubpax 15 cu ft roof alternatives list provides options that overlap with its key specifications. You might seek a different size, shell type, or mounting method to better suit your vehicle or cargo needs.
This guide compares 6 alternatives based on shared specs like cubic footage, dimensions, and load limits. Each product in this list meets specific criteria relevant to roof cargo carriers. You will find soft shell bags, hard shell boxes, and rack-free options. The selection focuses on practical specs rather than brand loyalty. Review the detailed data below to find the best fit for your travel gear.
How each alternative compares
MeeFar 15 cu ft Roof Bag
The MeeFar 15 cu ft Roof Bag removes the need for roof racks entirely. Unlike the HubPax set, which requires crossbars and U-bolts for its basket, this soft shell bag straps directly to your vehicle roof. It offers the same 15 cubic feet of capacity but weighs significantly less at 100 kilograms. You gain flexibility for cars without existing hardware. You lose the rigid protection and the included basket for smaller items. Choose this if your vehicle lacks crossbars or if you prefer a lightweight, packable solution that does not require complex installation hardware.
SR1 Performance 20 Cu Ft Roof Bag with Jeep Logo
The SR1 Performance 20 Cu Ft Roof Bag with Jeep Logo provides more storage volume than the HubPax 15 cu ft option. It offers 20 cubic feet of waterproof space compared to the HubPax bag’s 15 cubic feet. This model is designed specifically for Jeep owners who want brand alignment. It weighs only 8.8 pounds, making it much lighter than the HubPax basket and bag combination. You get extra capacity and a specialized fit for Jeeps. You give up the basket component and the higher 200 lbs load rating of the HubPax. Pick this if you need more volume and own a Jeep.
Mockins XXL 50 Cu Ft Roof Bag
The Mockins XXL 50 Cu Ft Roof Bag delivers massive storage capacity for large vehicles. It provides 50 cubic feet, which is more than three times the HubPax 15 cu ft bag. This soft shell bag measures 85 inches in length and 50 inches in width. It weighs 19 pounds and requires no roof racks for installation. You gain significant space for bulky gear like camping equipment. You sacrifice the rigid basket and the 200 lbs load capacity of the HubPax. Choose this alternative if you have a large vehicle and need maximum volume without the complexity of mounting a basket.
Mockins 45 cu ft XL Soft-Shell Roof Bag
The Mockins 45 cu ft XL Soft-Shell Roof Bag offers high-volume storage for heavy packing trips. It provides 45 cubic feet of space, far exceeding the HubPax 15 cu ft bag. This black and red bag measures 75 inches long and 48 inches wide. It weighs 20.5 pounds and mounts without racks. You get ample room for large loads without needing crossbars. You lose the rigid basket and the secure 200 lbs load capacity of the HubPax. Select this option if volume is your priority and you do not need the structured storage of a basket for smaller items.
PM Performotor 15 cu ft Dual-Side Box
The PM Performotor 15 cu ft Dual-Side Box provides rigid hard shell protection unlike the soft bag in the HubPax set. It offers the same 15 cubic feet of capacity but in a durable, textured black enclosure. This box measures 80 inches long and 30 inches wide with dual-side opening access. It mounts securely on crossbars. You gain superior weather protection and easy access from both sides. You lose the included waterproof bag and the basket for loose items. You also do not get the 200 lbs load rating. Choose this if you prefer rigid durability and convenient dual access over mixed storage types.
Mockins 30 cu ft Soft-Shell Vinyl Roof Bag
The Mockins 30 cu ft Soft-Shell Vinyl Roof Bag provides double the capacity of the HubPax 15 cu ft bag. It offers 30 cubic feet of waterproof storage for cars, SUVs, and trucks. This black and orange bag measures 60 inches long and 43 inches wide. It weighs 15.5 pounds and includes a complete mounting kit for vehicles without racks. You gain significant extra space and easy installation. You lose the rigid basket and the 200 lbs load capacity of the HubPax. Pick this if you need more volume than 15 cubic feet and want a rack-free solution with a sturdy vinyl shell.
Quick picks
Our 7 picks
HubPax 15 Cu Ft Roof Basket & Bag Set
Best for: drivers needing mixed open and enclosed roof storage
- Capacity
- 15 cu ft
- Shell Type
- soft shell
- Load Capacity
- 200 lbs
- Water Resistance
- waterproof
- Installation
- U-bolt installation
- Dimensions
- 51 x 36 x 5 in
View on Amazon: HubPax 15 Cu Ft Roof Basket & Bag Set Affiliate link
This HubPax set includes a 15 cubic foot waterproof soft-shell bag and a 51-inch roof basket. It supports up to 200 lbs of cargo. The bag measures 44 by 34 by 17 inches. You mount it using U-bolts on crossbars. This bundle offers extra storage for cars. It suits travelers needing gear protection and open space for bulky items.
Pros
- 15 cubic foot waterproof soft-shell bag
- 200 lbs total load capacity
- Includes roof mount cargo basket
- U-bolt installation on crossbars
- Protects cargo from rain and dust
Cons
- Soft shell offers less impact protection than hard plastic
- Requires separate roof crossbars for installation
- Basket has low 5-inch height limit
Good fit if
- You need a mix of enclosed and open roof storage
- You have roof crossbars already installed on your car
- You want to protect gear from rain and road debris
Skip if
- You prefer a rigid hard-shell roof box for better security
- Your vehicle lacks roof crossbars or side rails
- You need more than 15 cubic feet of enclosed space
Verdict: HubPax 15 Cu Ft Roof Cargo Basket is a practical solution for drivers who want both a waterproof bag and a low-profile basket. It fits well if you already have crossbars and need versatile storage for camping or road trips.
MeeFar 15 cu ft Roof Bag
Best for: vehicles without roof racks
- Capacity
- 15 cu ft
- Shell Type
- Soft shell, 700D PVC tarpaulin
- Water Resistance
- 100% waterproof
- Security
- Combination lock
- Vehicle Compatibility
- Vehicles with or without roof rack
- Dimensions
- 44 x 34 x 17 in
View on Amazon: MeeFar 15 cu ft Roof Bag Affiliate link
This MeeFar roof bag offers 15 cubic feet of storage in a 44 x 34 x 17 inch soft shell. It uses 700D PVC tarpaulin for 100% waterproof protection. The design works with or without a roof rack using six security hooks. You get a combination lock for zipper security. It fits cars and SUVs well for weekend trips.
Pros
- 15 cubic feet capacity
- 100% waterproof 700D PVC material
- Universal fit without roof rack
- Includes combination lock
Cons
- Soft shell offers less impact protection
- No rigid shell for aerodynamic efficiency
- Limited to 15 cubic feet capacity
Good fit if
- You need extra space without a roof rack
- You want a waterproof soft shell solution
- You prioritize easy folding and storage
Skip if
- You require hard shell durability
- You need more than 15 cubic feet
- You want integrated aerodynamic design
Verdict: MeeFar 15 Cu Ft Roof Cargo Bag provides a practical, waterproof storage option for vehicles without racks. It suits buyers who need flexible, rack-free cargo space for short trips.
SR1 Performance 20 Cu Ft Roof Bag with Jeep Logo
Best for: Jeep owners needing 20 cubic feet of storage
- Capacity
- 20 Cu Ft
- Shell Type
- PVC
- Water Resistance
- 100% Waterproof
- Security
- Combination lock
- Installation
- Straps and hooks, anti-slip mat
- Dimensions
- 44 x 34 x 17 in
View on Amazon: SR1 Performance 20 Cu Ft Roof Bag with Jeep Logo Affiliate link
This is a 20 cubic foot soft-shell roof cargo bag designed for cars, SUVs, and Jeeps. It measures 44 x 34 x 17 inches and weighs 8.8 pounds. The PVC shell is 100% waterproof with welded seams. It includes straps, hooks, an anti-slip mat, and a combination lock. This bag suits drivers who need extra storage space and want a universal fit that installs quickly on any roof rack.
Pros
- 20 cubic feet capacity holds 4–6 suitcases
- 100% waterproof PVC construction with welded seams
- Includes combination lock for security
- Universal fit for cars, SUVs, and Jeeps
- Lightweight at 8.8 pounds
Cons
- Soft-shell design offers less aerodynamic efficiency than hard shells
- 20 cubic feet capacity is smaller than 30–50 cubic foot alternatives
- Dimensions (44 inches long) may not fit narrower roof racks
Good fit if
- You drive a Jeep and want a branded accessory
- You need 20 cubic feet of waterproof storage
- You prefer a lightweight bag that folds for storage
Skip if
- You require more than 20 cubic feet of capacity
- You prefer a hard-shell box for better aerodynamics
- Your roof rack width is less than 34 inches
Verdict: SR1 Performance 20 Cu Ft Jeep Logo Cargo Bag provides secure, waterproof storage for Jeep owners. It fits drivers who prioritize brand alignment and easy installation over maximum capacity.
Mockins XXL 50 Cu Ft Roof Bag
Best for: Maximum storage on large vehicles
- Capacity
- 50 cu ft
- Shell Type
- 840D vinyl soft shell
- Water Resistance
- Waterproof
- Security
- Combo lock
- Installation
- Buckle and ratchet straps, hooks
- Vehicle Compatibility
- Without roof rack; SUVs and vans
View on Amazon: Mockins XXL 50 Cu Ft Roof Bag Affiliate link
This is a 50 cubic foot soft-shell rooftop cargo bag measuring 85 by 50 by 20 inches. It weighs 19 pounds and uses 840D vinyl with heat-welded seams. You can mount it without a roof rack using included hooks and straps. It suits large SUVs and vans needing maximum storage capacity for long trips or moving.
Pros
- 50 cubic feet of high capacity
- 840D vinyl with heat-welded seams
- Mounts without a roof rack
- Includes ratchet and buckle straps
- Comes with a 10-year warranty
Cons
- Soft-shell design offers less impact protection
- 85-inch length requires a large vehicle
- 19-pound weight adds to roof load
Good fit if
- You need the largest available storage volume
- You drive an SUV or van without a rack
- You are moving large items like tents
Skip if
- You drive a small sedan with limited roof space
- You prefer a hard-shell for security
- You want a lighter carrier under 15 pounds
Verdict: Mockins 50 Cu Ft Rooftop Cargo Bag provides the highest capacity on this list for families needing to transport bulky gear. It fits buyers with large vehicles who need a rack-free solution for heavy loads.
Mockins 45 cu ft XL Soft-Shell Roof Bag
Best for: high-volume no-rack roof storage
- Capacity
- 45 cu ft
- Shell Type
- Soft-shell vinyl
- Opening
- Wrap-around zippers
- Water Resistance
- Waterproof
- Security
- Combination lock
- Installation
- Straps and hooks
View on Amazon: Mockins 45 cu ft XL Soft-Shell Roof Bag Affiliate link
This Mockins cargo bag offers 45 cubic feet of storage with dimensions of 75 by 48 by 22 inches. It uses a soft-shell vinyl construction that is fully waterproof. The bundle includes wrap-around zippers, straps, and a lock. It weighs 20.5 pounds. You get a large capacity for camping or moving. This soft shell design fits vehicles without racks.
Pros
- 45 cubic feet of dry storage capacity
- Dimensions of 75 x 48 x 22 inches
- Fully waterproof with triple-protection vinyl
- Includes combination lock and storage case
- Mounts without roof racks using hooks and straps
Cons
- Soft-shell vinyl is less rigid than hard shell boxes
- 20.5 pound weight adds bulk to vehicle roof
- No hard shell protection against impacts or theft
Good fit if
- You need extra large 45 cu ft capacity for bulk items
- You lack roof racks and need a no-rack mounting solution
- You want a waterproof bag with included lock and straps
Skip if
- You prefer a rigid hard shell for security
- You need a compact carrier under 30 cu ft
- You want a lighter carrier under 15 pounds
Verdict: Mockins 45 Cu Ft XL Soft Cargo Bag is a high-capacity soft bag for those needing 45 cubic feet of space without roof racks. It suits heavy packing trips where volume matters more than rigid protection.
PM Performotor 15 cu ft Dual-Side Box
Best for: secure dual-side access hard shell storage
- Capacity
- 15 cu ft
- Shell Type
- ABS plastic hard shell
- Opening
- Dual-side
- Load Capacity
- 110 lb
- Water Resistance
- Weatherproof
- Security
- Key and lock
View on Amazon: PM Performotor 15 cu ft Dual-Side Box Affiliate link
This PM Performotor carrier offers 15 cubic feet of storage in a rigid ABS shell. It features dual-side opening for easy access and a textured black finish. The unit measures 80 x 30 x 13 inches and supports up to 110 lbs. It mounts on factory or aftermarket crossbars using included brackets. This hard shell design provides weatherproof protection and security via a key lock.
Pros
- Dual-side opening lid for flexible access
- Rigid ABS plastic construction for durability
- Includes key and lock for security
- Tool-free installation on crossbars
Cons
- 110 lb load limit is lower than soft bag alternatives
- 13-inch height may limit clearance for tall items
- No mention of aerodynamic drag coefficient data
Good fit if
- You need secure, weatherproof storage for bulky gear
- You prefer the durability of a hard shell over fabric
- You want dual-side access for loading from either side
Skip if
- You require a load capacity exceeding 110 lbs
- Your vehicle lacks crossbars for mounting
- You need a larger capacity than 15 cubic feet
Verdict: PM Performotor 15 Cu Ft Hard Shell Roof Box fits drivers who prioritize rigid protection and dual-side access over maximum weight capacity. It is a solid choice for securing gear on crossbars without needing complex assembly.
Mockins 30 cu ft Soft-Shell Vinyl Roof Bag
Best for: cars without roof racks needing waterproof storage
- Capacity
- 30 cu ft
- Shell Type
- soft-shell vinyl
- Water Resistance
- waterproof
- Security
- combination lock
- Vehicle Compatibility
- vehicles with or without roof rack
- Dimensions
- 60 x 43 x 20 in
View on Amazon: Mockins 30 cu ft Soft-Shell Vinyl Roof Bag Affiliate link
This Mockins cargo bag offers 30 cubic feet of storage with dimensions of 60 x 43 x 20 inches. It features a soft-shell vinyl construction that is waterproof and abrasion-resistant. The bag includes a protective roof mat, door hooks, and straps for secure mounting on vehicles with or without roof racks. A combination lock adds security. It is designed for SUVs and cars needing extra overhead space.
Pros
- 30 cubic feet capacity
- Waterproof vinyl shell
- Includes roof mat and door hooks
- Fits vehicles without roof racks
- Combination lock for security
Cons
- Soft-shell vinyl offers less rigid protection than hard shells
- Heavier at 15.5 pounds compared to lighter fabric bags
- No mention of aerodynamic shaping for fuel efficiency
Good fit if
- You need extra storage for a weekend trip
- You drive a vehicle without existing roof racks
- You want a waterproof bag with included mounting accessories
Skip if
- You prefer a hard-shell box for maximum impact resistance
- You need more than 30 cubic feet of space
- You want a lighter bag under 10 pounds
Verdict: Mockins 30 Cu Ft Soft-Shell Vinyl Roof Bag provides ample space and a complete mounting kit for cars without racks. It suits travelers who prioritize waterproof protection and easy installation over rigid durability.
Specifications side by side
| Spec | HubPax 15 Cu Ft Roof Basket & Bag Set | MeeFar 15 cu ft Roof Bag | SR1 Performance 20 Cu Ft Roof Bag with Jeep Logo | Mockins XXL 50 Cu Ft Roof Bag | Mockins 45 cu ft XL Soft-Shell Roof Bag | PM Performotor 15 cu ft Dual-Side Box | Mockins 30 cu ft Soft-Shell Vinyl Roof Bag |
|---|---|---|---|---|---|---|---|
| Capacity | 15 cu ft | 15 cu ft | 20 Cu Ft | 50 cu ft | 45 cu ft | 15 cu ft | 30 cu ft |
| Shell Type | soft shell | Soft shell, 700D PVC tarpaulin | PVC | 840D vinyl soft shell | Soft-shell vinyl | ABS plastic hard shell | soft-shell vinyl |
| Opening | not stated | not stated | not stated | not stated | Wrap-around zippers | Dual-side | not stated |
| Load Capacity | 200 lbs | not stated | not stated | not stated | not stated | 110 lb | not stated |
| Water Resistance | waterproof | 100% waterproof | 100% Waterproof | Waterproof | Waterproof | Weatherproof | waterproof |
| Security | not stated | Combination lock | Combination lock | Combo lock | Combination lock | Key and lock | combination lock |
| Installation | U-bolt installation | not stated | Straps and hooks, anti-slip mat | Buckle and ratchet straps, hooks | Straps and hooks | Tool-free | not stated |
| Vehicle Compatibility | not stated | Vehicles with or without roof rack | not stated | Without roof rack; SUVs and vans | With or without roof rack | Cross bars only | vehicles with or without roof rack |
| Dimensions | 51 x 36 x 5 in | 44 x 34 x 17 in | 44 x 34 x 17 in | 85 x 50 x 20 in | 75 x 48 x 22 in | 80" L x 30" W x 13" H | 60 x 43 x 20 in |
| Recommended Use | not stated | Suitcases, tents, sleeping bags | not stated | Tents, sleeping bags, suitcases | Suitcases, tents, sleeping bags | Suitcases, camping gear, skis | not stated |
| Vehicle Type | not stated | Car | Car, SUV, Jeep | Car | Car | Car | Car, SUV, Truck |
| Size | 15 Cubic Feet | 15 Cubic Feet | not stated | 50 Cubic Feet | 45 Cubic Feet | 15 Cubic Feet | 30 Cubic Feet |
| Mount Type | Roof Mount | Roof Mount | Roof Mount | Roof Mount | Roof Mount | Roof Mount | Roof Mount |
| Lockable | not stated | Lockable | Lockable | Lockable | Lockable | not stated | not stated |
| Includes Bag | With Bag | not stated | With Bag | With Bag | With Bag | not stated | With Bag |
| Weight | not stated | 100 kilograms | 8.8 pounds | 19 pounds | 20.5 pounds | not stated | 15.5 pounds |
| Color | black and orange | Black and Orange | Black | Black | Black/Red | Textured Black | Black/Orange |
| Model | BASKET | 15 Cubic Feet | MP-27200 | MA-RB-50BLK-85X50X20-94 | MA-RB-45RD-75X48-19 | PM-71386 | MA-RB-30OR-88-V1 |
If you evaluate utility gear dimensions, specifications for kenmore 4 4 cu ft top alternatives show different capacity measurements.
Frequently asked questions
Can I use a roof cargo bag without crossbars?
Yes, several options here work without racks. The MeeFar 15 cu ft bag straps directly to your vehicle roof. The Mockins 30 cu ft soft shell vinyl bag also includes a complete mounting kit for cars without racks. These bags secure to the roofline rather than requiring crossbars.
Which roof bag has the largest capacity?
The Mockins 50 cu ft roof bag offers the highest capacity on this list. It measures 85 inches long, 50 inches wide, and 20 inches high. This model suits large vehicles and families needing to transport bulky gear. It provides a rack-free solution for heavy loads.
Is there a hard shell option for 15 cubic feet?
Yes, the PM Performotor 15 cu ft dual-side box is a hard shell option. It features a textured black finish and measures 80 inches long by 30 inches wide. This rigid box fits drivers who prioritize secure storage and dual-side access over maximum weight capacity.
Which bag is best for Jeep owners?
The SR1 Performance 20 cu ft roof bag is designed for Jeep owners. It features a Jeep logo and provides 20 cubic feet of waterproof storage. The bag measures 44 inches long, 34 inches wide, and 17 inches high. It weighs only 8.8 pounds for easy handling.
What is the difference between soft shell and hard shell boxes?
Soft shell bags, like the Mockins 45 cu ft XL, offer flexible, high-volume storage without rigid protection. Hard shell boxes, such as the PM Performotor, provide rigid protection for your gear. Soft shells often weigh less and can fit vehicles without racks, while hard shells require crossbars.
How much does the Mockins 30 cu ft bag weigh?
The Mockins 30 cu ft soft shell vinyl roof bag weighs 15.5 pounds. It measures 60 inches long, 43 inches wide, and 20 inches high. This model is available in black and orange. It includes a complete mounting kit for easy installation on vehicles without racks.
Does the HubPax set include a bag?
Yes, the HubPax 15 cu ft roof basket and bag set includes a waterproof soft shell bag. It also features a low-profile basket for mixed storage. The set is available in black and orange. This combination suits drivers who need versatile storage for camping or road trips.