DEFY The Parker Pack 2.0 vs Peak Design Everyday Sling 3L
The DEFY The Parker Pack 2.0 is 3L and 0.45kg1lb; the Peak Design Everyday Sling 3L is 3L and 0.55kg1.2lb. The DEFY The Parker Pack 2.0 is 0.1kg0.2lb lighter. The Peak Design Everyday Sling 3L costs $68.05 less. The DEFY The Parker Pack 2.0 fits the carry-on limit of 36 of 36 major airlines and the Peak Design Everyday Sling 3L fits 36; under the seat, 23 and 23 of 26.
| Spec | DEFY The Parker Pack 2.0 | Peak Design Everyday Sling 3L |
|---|---|---|
| Price | $168 | $99.95Best |
| Volume | 3L | 3L |
| Weight | 0.45kg1lbBest | 0.55kg1.2lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 88% | 88% |
| Dimensions | 15.2×20.3×10.2cm6×8×4in | 19×30×12cm7.5×12×4.5in |
| Laptop | no laptop sleeve | no laptop sleeve |
| Compartments | 2 | n/a |
| Opening | two YKK AquaGuard zip compartments | Weatherproof UltraZip main opening |
| Warranty | No fixed term | 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 | Yes |
| Bike-ready | No | No |
| Material | 1050D water-resistant MIL-SPEC ballistic nylon exterior, 1000D water-resistant silver CORDURA interior | 400D double poly-coated DWR-impregnated nylon canvas shell (100% recycled), 900D waterproof bottom liner, anodized aluminum and glass-reinforced nylon hardware, UltraZips with UHMPE thread |
| Last checked | 2026-10 | 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.