Zpacks Arc Pro 50L vs Zpacks Nero Pro 50L
The Zpacks Arc Pro 50L is 50L and 0.63kg1.4lb; the Zpacks Nero Pro 50L is 50L and 0.39kg0.9lb. The Zpacks Nero Pro 50L is 0.24kg0.5lb lighter. The Zpacks Nero Pro 50L costs $130 less. The Zpacks Arc Pro 50L fits the carry-on limit of 0 of 36 major airlines and the Zpacks Nero Pro 50L fits 1; under the seat, 0 and 0 of 26.
| Spec | Zpacks Arc Pro 50L | Zpacks Nero Pro 50L |
|---|---|---|
| Price | $449 | $319Best |
| Volume | 50L | 50L |
| Weight | 0.63kg1.4lb | 0.39kg0.9lbBest |
| Carry-on compliance | 0% | 3%Best |
| Personal-item compliance | 0% | 0% |
| Dimensions | 74×31.8×16.5cm29×12.5×6.5in | 63.5×29×20.25cm25×11.5×8in |
| Laptop | no laptop sleeve | no laptop sleeve |
| Compartments | 1 | 1 |
| Bottle pockets | 2 | 2 |
| Opening | Roll-top, Roll top closure | Roll-top, Roll top closure |
| Warranty | 2 years | 2 years |
| Torso length | 40.6 to 66cm (16 to 26in) | 46 to 56cm (18 to 22in) |
| Sizes | Short, Medium, Tall | n/a |
| Organizer | No | No |
| Shoe compartment | No | No |
| Hydration sleeve | Yes | Yes |
| Frame sheet | Yes | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | Yes | Insert sold separately |
| Sternum strap | Yes | Yes |
| Load lifters | Yes | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | No |
| Camera compartment | No | No |
| Material | Ultra 100X (3.3 oz/sqyd) back and bottom, Ultra TenX (2.9 oz/sqyd) front, Venom Stretch Mesh pockets, taped seams, PFAS free | Ultra 100X (3.3 oz/sqyd) back and bottom, Ultra TenX (2.9 oz/sqyd) front, Venom Stretch Mesh pockets, taped seams, PFAS free |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Zpacks Arc Pro 50L | Zpacks Nero Pro 50L |
|---|---|---|---|
| Singapore Airlines | 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.