GORUCK Packable Bullet Ruck 15L vs Waterfly Travel Elite Ultralight Foldable Backpack 15L
The GORUCK Packable Bullet Ruck 15L is 15L and 0.18kg0.4lb; the Waterfly Travel Elite Ultralight Foldable Backpack 15L is 15L and 0.16kg0.4lb. The Waterfly Travel Elite Ultralight Foldable Backpack 15L is 0.02kg0lb lighter. The Waterfly Travel Elite Ultralight Foldable Backpack 15L costs $55.010000000000005 less. The GORUCK Packable Bullet Ruck 15L fits the carry-on limit of 36 of 36 major airlines and the Waterfly Travel Elite Ultralight Foldable Backpack 15L fits 36; under the seat, 0 and 20 of 26.
| Spec | GORUCK Packable Bullet Ruck 15L | Waterfly Travel Elite Ultralight Foldable Backpack 15L |
|---|---|---|
| Price | $75 | $19.99Best |
| Volume | 15L | 15L |
| Weight | 0.18kg0.4lb | 0.16kg0.4lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 0% | 77%Best |
| Dimensions | 47×27.3×14cm18.5×10.5×5.5in | 36×27×12cm14×10.5×4.5in |
| Laptop | no laptop sleeve | n/a |
| Bottle pockets | n/a | 0 |
| Opening | Zippered main compartment | Zippered main compartment |
| Warranty | Lifetime | 10 years |
| Organizer | No | No |
| 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 | Ripstop Robic nylon (100D), tape-sealed seams | Ripstop nylon |
| Last checked | 2026-09 | 2026-10 |
Where their airline fit differs
| Airline | Limit | GORUCK Packable Bullet Ruck 15L | Waterfly Travel Elite Ultralight Foldable Backpack 15L |
|---|---|---|---|
| Air Canada | Personal item | Too big | Fits |
| Air France | Personal item | Too big | Fits |
| Allegiant Air | Personal item | Too big | Fits |
| American Airlines | Personal item | Too big | Fits |
| ANA (All Nippon Airways) | Personal item | Too big | Fits |
| British Airways | Personal item | Too big | Fits |
| easyJet | Personal item | Too big | Fits |
| Frontier Airlines | Personal item | Too big | Fits |
| JetBlue Airways | Personal item | Too big | Fits |
| KLM | Personal item | Too big | Fits |
| LATAM Airlines | Personal item | Too big | Fits |
| Lufthansa | Personal item | Too big | Fits |
| Norwegian Air Shuttle | Personal item | Too big | Fits |
| Ryanair | Personal item | Too big | Fits |
| SAS | Personal item | Too big | Fits |
| Turkish Airlines | Personal item | Too big | Fits |
| Volaris | Personal item | Too big | Fits |
| Vueling | Personal item | Too big | Fits |
| WestJet | Personal item | Too big | Fits |
| Wizz Air | 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.