Kapten & Son Lisbon Small 18L vs WANDRD NIMBUS 18L
The Kapten & Son Lisbon Small 18L is 18L and 1.2kg2.6lb; the WANDRD NIMBUS 18L is 18L and 1.19kg2.6lb. The WANDRD NIMBUS 18L is 0.01kg0lb lighter. The Kapten & Son Lisbon Small 18L fits the carry-on limit of 36 of 36 major airlines and the WANDRD NIMBUS 18L fits 36; under the seat, 13 and 0 of 26.
| Spec | Kapten & Son Lisbon Small 18L | WANDRD NIMBUS 18L |
|---|---|---|
| Price | n/a | $179 |
| Volume | 18L | 18L |
| Expands to | 24L | n/a |
| Weight | 1.2kg2.6lb | 1.19kg2.6lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 50%Best | 0% |
| Dimensions | 40×30×17cm15.5×12×6.5in | 47.6×30.5×15.9cm18.5×12×6.5in |
| Laptop | 14" | 16"Best |
| Bottle pockets | n/a | 2 |
| Opening | Roll-top, Zip, Magnetic Buckle | n/a |
| Warranty | n/a | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | Insert sold separately |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | No | Removable |
| Load lifters | No | Yes |
| Shoulder strap | No | No |
| Luggage pass-through | Yes | Yes |
| Camera compartment | No | No |
| Material | 73% recycled PET, 23% PU, 4% polyester | n/a |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Kapten & Son Lisbon Small 18L | WANDRD NIMBUS 18L |
|---|---|---|---|
| Allegiant Air | Personal item | Fits | Too big |
| American Airlines | Personal item | Fits | Too big |
| ANA (All Nippon Airways) | Personal item | Fits | Too big |
| British Airways | Personal item | Fits | Too big |
| easyJet | Personal item | Fits | Too big |
| Frontier Airlines | Personal item | Fits | Too big |
| JetBlue Airways | Personal item | Fits | Too big |
| LATAM Airlines | Personal item | Fits | Too big |
| Norwegian Air Shuttle | Personal item | Fits | Too big |
| Ryanair | Personal item | Fits | Too big |
| Volaris | Personal item | Fits | Too big |
| Vueling | Personal item | Fits | Too big |
| Wizz Air | 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.