Rains Otaru Backpack vs Solgaard Compass Backpack
The Rains Otaru Backpack is 18.5L and 1kg2.2lb; the Solgaard Compass Backpack is 18L and 1kg2.2lb. They weigh the same. The Solgaard Compass Backpack costs $30 less. The Rains Otaru Backpack fits the carry-on limit of 36 of 36 major airlines and the Solgaard Compass Backpack fits 36; under the seat, 9 and 20 of 26.
| Spec | Rains Otaru Backpack | Solgaard Compass Backpack |
|---|---|---|
| Price | $195 | $165Best |
| Volume | 18.5L | 18L |
| Weight | 1kg2.2lb | 1kg2.2lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 35% | 77%Best |
| Dimensions | 42×30×14cm16.5×12×5.5in | 40×28×11cm15.5×11×4.5in |
| Laptop | 16"Best | 15" |
| Compartments | 1 | n/a |
| Bottle pockets | n/a | 1 |
| Opening | broad zip top secured by c-clips | n/a |
| Warranty | 2 years | 2 years |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | 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 | No | No |
| Camera compartment | No | No |
| Material | Rains signature waterproof PU fabric and waterproof woven polyester (100% PES), 8,000 mm water column | Shore-Tex recycled fabric, recycled PET padding; recyclable with plastic bottles |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Rains Otaru Backpack | Solgaard Compass Backpack |
|---|---|---|---|
| Air France | Personal item | Too big | Fits |
| ANA (All Nippon Airways) | Personal item | Too big | Fits |
| KLM | Personal item | Too big | Fits |
| Lufthansa | Personal item | Too big | Fits |
| Norwegian Air Shuttle | Personal item | Too big | Fits |
| Ryanair | Personal item | Too big | Fits |
| SAS | Personal item | Too big | Fits |
| Turkish Airlines | Personal item | Too big | Fits |
| Vueling | Personal item | Too big | Fits |
| WestJet | Personal item | Too big | Fits |
| Wizz Air | Personal item | 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.