Kapten & Son Helsinki Pro 23L vs Maxpedition Condor-II Backpack 23L
The Kapten & Son Helsinki Pro 23L is 23L and 1.3kg2.9lb; the Maxpedition Condor-II Backpack 23L is 23L and 1.36kg3lb. The Kapten & Son Helsinki Pro 23L is 0.06kg0.1lb lighter. The Kapten & Son Helsinki Pro 23L fits the carry-on limit of 35 of 36 major airlines and the Maxpedition Condor-II Backpack 23L fits 9; under the seat, 0 and 0 of 26.
| Spec | Kapten & Son Helsinki Pro 23L | Maxpedition Condor-II Backpack 23L |
|---|---|---|
| Price | n/a | $212.99 |
| Volume | 23L | 23L |
| Weight | 1.3kg2.9lbBest | 1.36kg3lb |
| Carry-on compliance | 97%Best | 25% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 52×30×15.5cm20.5×12×6in | 40.6×36.8×24.1cm16×14.5×9.5in |
| Laptop | 15.6" | no laptop sleeve |
| Bottle pockets | n/a | 0 |
| Compression straps | n/a | 4 |
| Opening | Zipper | Zippered main compartment |
| Warranty | n/a | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | Yes |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | No |
| MOLLE | No | Yes |
| Hip belt | No | Removable |
| Sternum strap | No | Removable |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | Yes | No |
| Camera compartment | No | No |
| Bike-ready | No | No |
| Material | 58% PU, 39% recycled PET, 3% polyester | 1000D ballistic nylon, triple polyurethane coated, Teflon fabric protector |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Kapten & Son Helsinki Pro 23L | Maxpedition Condor-II Backpack 23L |
|---|---|---|---|
| Air Arabia | Carry-on | Fits | Too big |
| Air Canada | Carry-on | Fits | Too big |
| Air France | Carry-on | Fits | Too big |
| Air India | Carry-on | Fits | Too big |
| AirAsia | Carry-on | Fits | Too big |
| Alaska Airlines | Carry-on | Fits | Too big |
| American Airlines | Carry-on | Fits | Too big |
| Avianca | Carry-on | Fits | Too big |
| Cebu Pacific | Carry-on | Fits | Too big |
| Delta Air Lines | Carry-on | Fits | Too big |
| Emirates | Carry-on | Fits | Too big |
| Gol Linhas Aereas | Carry-on | Fits | Too big |
| IndiGo | Carry-on | Fits | Too big |
| JetBlue Airways | Carry-on | Fits | Too big |
| KLM | Carry-on | Fits | Too big |
| LATAM Airlines | Carry-on | Fits | Too big |
| Lufthansa | Carry-on | Fits | Too big |
| Norwegian Air Shuttle | Carry-on | Fits | Too big |
| Qantas | Carry-on | Fits | Too big |
| Qatar Airways | Carry-on | Too big | Fits |
| Ryanair | Carry-on | Fits | Too big |
| SAS | Carry-on | Fits | Too big |
| Turkish Airlines | Carry-on | Fits | Too big |
| United Airlines | Carry-on | Fits | Too big |
| Vietjet Air | Carry-on | Fits | Too big |
| Vueling | Carry-on | Fits | Too big |
| WestJet | Carry-on | Fits | Too big |
| Wizz Air | Carry-on | 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.