Sherpani Solstice Anti-Theft Travel Backpack 18L vs Timbuk2 Q Laptop Backpack 2.0
The Sherpani Solstice Anti-Theft Travel Backpack 18L is 18L and 0.91kg2lb; the Timbuk2 Q Laptop Backpack 2.0 is 18L and 0.95kg2.1lb. The Sherpani Solstice Anti-Theft Travel Backpack 18L is 0.04kg0.1lb lighter. The Timbuk2 Q Laptop Backpack 2.0 costs $6 less. The Sherpani Solstice Anti-Theft Travel Backpack 18L fits the carry-on limit of 36 of 36 major airlines and the Timbuk2 Q Laptop Backpack 2.0 fits 36; under the seat, 1 and 0 of 26.
| Spec | Sherpani Solstice Anti-Theft Travel Backpack 18L | Timbuk2 Q Laptop Backpack 2.0 |
|---|---|---|
| Price | $145 | $139Best |
| Volume | 18L | 18L |
| Weight | 0.91kg2lbBest | 0.95kg2.1lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 4%Best | 0% |
| Dimensions | 45.7×29.2×16.5cm18×11.5×6.5in | 47×28×13cm18.5×11×5in |
| Laptop | 15" | 17"Best |
| Bottle pockets | 1 | n/a |
| Opening | main zip with zipper lock clip, upper zip pocket, hidden front pockets | n/a |
| Warranty | Lifetime | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | No | No |
| 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 | Yes | Yes |
| Camera compartment | No | No |
| Material | Recycled nylon | 100% recycled nylon from pre-consumer materials |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Sherpani Solstice Anti-Theft Travel Backpack 18L | Timbuk2 Q Laptop Backpack 2.0 |
|---|---|---|---|
| Frontier Airlines | Personal item | Fits | Too big |
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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.