Doughnut Arizona vs Timbuk2 Prospect Backpack
The Doughnut Arizona is 22L and 1.1kg2.4lb; the Timbuk2 Prospect Backpack is 22L and 1.08kg2.4lb. The Timbuk2 Prospect Backpack is 0.02kg0lb lighter. The Doughnut Arizona fits the carry-on limit of 36 of 36 major airlines and the Timbuk2 Prospect Backpack fits 36; under the seat, 0 and 0 of 26.
| Spec | Doughnut Arizona | Timbuk2 Prospect Backpack |
|---|---|---|
| Price | n/a | $169 |
| Volume | 22L | 22L |
| Expands to | n/a | 26L |
| Weight | 1.1kg2.4lb | 1.08kg2.4lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 48×28×16cm19×11×6.5in | 47×30.5×13.5cm18.5×12×5.5in |
| Laptop | 15" | 15" |
| Bottle pockets | 1 | n/a |
| Opening | Top-loading, Drawstring closure under a top cover with climbing rope buckle | Roll-top, Roll-top or flap closure; rear zip into the main compartment |
| Warranty | 1 year | Lifetime |
| Organizer | No | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | No |
| Camera compartment | No | No |
| Material | 600D Polyester | n/a |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
Both bags pass and fail the same airline size limits.
Add more bags to this comparison
Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.