Haglöfs Tight Medium vs Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L
The Haglöfs Tight Medium is 20L and 0.53kg1.2lb; the Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L is 21L and 0.53kg1.2lb. They weigh the same. The Haglöfs Tight Medium fits the carry-on limit of 31 of 36 major airlines and the Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L fits 32; under the seat, 0 and 0 of 26.
| Spec | Haglöfs Tight Medium | Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L |
|---|---|---|
| Price | n/a | $22.99 |
| Volume | 20L | 21L |
| Weight | 0.53kg1.2lb | 0.53kg1.2lb |
| Carry-on compliance | 86% | 89%Best |
| Personal-item compliance | 0% | 0% |
| Dimensions | 50×29×23cm19.5×11.5×9in | 43.2×26.7×20.3cm17×10.5×8in |
| Bottle pockets | n/a | 2 |
| Opening | n/a | Zippered main compartment |
| Warranty | n/a | 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 | Removable | No |
| Sternum strap | Yes | Yes |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | No |
| Camera compartment | No | No |
| Bike-ready | No | No |
| Material | 100% polyester 450D ripstop, bluepass® material, PFAS-free DWR | Tear-resistant, water-resistant nylon, polyester lining |
| Last checked | 2026-10 | 2026-10 |
Where their airline fit differs
| Airline | Limit | Haglöfs Tight Medium | Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L |
|---|---|---|---|
| Emirates | 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.