DEFY The Rover Backpack vs Shimoda Action X40 v2
The DEFY The Rover Backpack is 40L and 2.04kg4.5lb; the Shimoda Action X40 v2 is 40L and 2.1kg4.6lb. The DEFY The Rover Backpack is 0.06kg0.1lb lighter. The Shimoda Action X40 v2 costs $48.05000000000001 less. The DEFY The Rover Backpack fits the carry-on limit of 30 of 36 major airlines and the Shimoda Action X40 v2 fits 35; under the seat, 0 and 0 of 26.
| Spec | DEFY The Rover Backpack | Shimoda Action X40 v2 |
|---|---|---|
| Price | $388 | $339.95Best |
| Volume | 40L | 40L |
| Weight | 2.04kg4.5lbBest | 2.1kg4.6lb |
| Carry-on compliance | 83% | 97%Best |
| Personal-item compliance | 0% | 0% |
| Dimensions | 33×50.8×22.9cm13×20×9in | 53×30×20cm21×12×8in |
| Laptop | 15" | 16"Best |
| Bottle pockets | n/a | 2 |
| Opening | two oversized YKK AquaGuard zips across the top, front and back zip pockets | Roll-top, roll top + side access |
| Warranty | No fixed term | 5 years |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | No | No |
| Rain cover | No | Yes |
| MOLLE | Yes | No |
| Hip belt | No | Removable |
| Sternum strap | Insert sold separately | No |
| Load lifters | No | No |
| Shoulder strap | Removable | No |
| Luggage pass-through | Yes | Yes |
| Camera compartment | No | Insert sold separately |
| Material | 1050D MIL-SPEC ballistic nylon exterior, 1000D water-resistant silver CORDURA lining | Nylon, Carbonate PU-coated |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | DEFY The Rover Backpack | Shimoda Action X40 v2 |
|---|---|---|---|
| Air Arabia | Carry-on | Too big | Fits |
| Air India | Carry-on | Too big | Fits |
| Emirates | Carry-on | Too big | Fits |
| Ryanair | Carry-on | Too big | Fits |
| Vueling | Carry-on | Too big | Fits |
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Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.