ALPAKA Flight Sling (2L) vs Heimplanet Transit Line Sling Pocket
The ALPAKA Flight Sling (2L) is 2L and 0.24kg0.5lb; the Heimplanet Transit Line Sling Pocket is 2L and 0.2kg0.4lb. The Heimplanet Transit Line Sling Pocket is 0.04kg0.1lb lighter. The ALPAKA Flight Sling (2L) fits the carry-on limit of 36 of 36 major airlines and the Heimplanet Transit Line Sling Pocket fits 36; under the seat, 26 and 26 of 26.
| Spec | ALPAKA Flight Sling (2L) | Heimplanet Transit Line Sling Pocket |
|---|---|---|
| Price | $49 | n/a |
| Volume | 2L | 2L |
| Weight | 0.24kg0.5lb | 0.2kg0.4lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 100% | 100% |
| Dimensions | 17×25×5cm6.5×10×2in | 15×25×8cm6×10×3in |
| Laptop | no laptop sleeve | no laptop sleeve |
| Opening | zip main compartment | zip main compartment |
| Warranty | Lifetime | Lifetime |
| Organizer | Yes | 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 | Axoflux 400D ripstop nylon exterior; Axoflux X-Grid 150D ripstop polyester interior; YKK AquaGuard zippers | Dyecoshell 840D x 660D spun-dyed nylon, PU coated with DWR; spun-dyed polyester lining; YKK zippers |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
Both bags pass and fail the same airline size limits.
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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.