Alpha One Niner Penumbra Scout Backpack vs WANDRD PRVKE 15L V4
The Alpha One Niner Penumbra Scout Backpack is 16L and 1.3kg2.9lb; the WANDRD PRVKE 15L V4 is 15L and 1.3kg2.9lb. They weigh the same. The Alpha One Niner Penumbra Scout Backpack costs $64.25 less. The Alpha One Niner Penumbra Scout Backpack fits the carry-on limit of 36 of 36 major airlines and the WANDRD PRVKE 15L V4 fits 36; under the seat, 1 and 10 of 26.
| Spec | Alpha One Niner Penumbra Scout Backpack | WANDRD PRVKE 15L V4 |
|---|---|---|
| Price | $145Best | $209.25 |
| Volume | 16L | 15L |
| Expands to | n/a | 19L |
| Weight | 1.3kg2.9lb | 1.3kg2.9lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 4% | 38%Best |
| Dimensions | 45.7×27.9×14cm18×11×5.5in | 40.6×27.9×13.9cm16×11×5.5in |
| Laptop | 16"Best | 14" |
| Bottle pockets | 1 | 1 |
| Opening | Clamshell, full clamshell front panel, top quick access zip to laptop sleeve | Clamshell |
| Warranty | 5 years | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | No | Yes |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | Yes | Yes |
| Load lifters | No | No |
| Shoulder strap | No | Yes |
| Luggage pass-through | No | Yes |
| Camera compartment | No | Yes |
| Material | 1000D Cordura nylon body, 500D back panel, 210D ripstop nylon lining | P900D Tarpaulin, N840D Ballistic Nylon, P200D Interior, Nylon Nylex, YKK Zippers |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Alpha One Niner Penumbra Scout Backpack | WANDRD PRVKE 15L V4 |
|---|---|---|---|
| Air Canada | Personal item | Too big | Fits |
| Allegiant Air | Personal item | Too big | Fits |
| American Airlines | Personal item | Too big | Fits |
| British Airways | Personal item | Too big | Fits |
| easyJet | Personal item | Too big | Fits |
| JetBlue Airways | Personal item | Too big | Fits |
| LATAM Airlines | Personal item | Too big | Fits |
| Volaris | Personal item | Too big | Fits |
| WestJet | Personal item | 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.