Cabin Zero Classic Tech Backpack 36L vs Lowe Alpine AirZone Ultra 36
The Cabin Zero Classic Tech Backpack 36L is 36L and 0.77kg1.7lb; the Lowe Alpine AirZone Ultra 36 is 36L and 0.82kg1.8lb. The Cabin Zero Classic Tech Backpack 36L is 0.05kg0.1lb lighter. The Cabin Zero Classic Tech Backpack 36L fits the carry-on limit of 36 of 36 major airlines and the Lowe Alpine AirZone Ultra 36 fits 0; under the seat, 7 and 0 of 26.
| Spec | Cabin Zero Classic Tech Backpack 36L | Lowe Alpine AirZone Ultra 36 |
|---|---|---|
| Price | $125 | n/a |
| Volume | 36L | 36L |
| Weight | 0.77kg1.7lbBest | 0.82kg1.8lb |
| Carry-on compliance | 100%Best | 0% |
| Personal-item compliance | 27%Best | 0% |
| Dimensions | 45×31×20cm17.5×12×8in | 64×35×30cm25×14×12in |
| Laptop | 15.6" | n/a |
| Bottle pockets | 1 | 2 |
| Opening | Clamshell, Clamshell opening | Top-loading, Drawstring closure with weather flap, plus zipped side access |
| Warranty | Lifetime | n/a |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | Yes |
| Frame sheet | No | No |
| Water-resistant | Yes | No |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | No | Yes |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | Yes | No |
| Camera compartment | No | No |
| Bike-ready | No | No |
| Material | 600 denier recycled polyester body, 200 denier recycled polyester lining, water-resistant | 100D (100% recycled) Ocean High Tenacity Nylon Ripstop with Trishield Coating |
| Last checked | 2026-09 | 2026-10 |
Where their airline fit differs
| Airline | Limit | Cabin Zero Classic Tech Backpack 36L | Lowe Alpine AirZone Ultra 36 |
|---|---|---|---|
| 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 |
| Allegiant Air | Carry-on | Fits | Too big |
| Allegiant Air | Personal item | Fits | Too big |
| American Airlines | Carry-on | Fits | Too big |
| American Airlines | Personal item | Fits | Too big |
| ANA (All Nippon Airways) | Carry-on | Fits | Too big |
| Avianca | Carry-on | Fits | Too big |
| British Airways | Carry-on | Fits | Too big |
| British Airways | Personal item | Fits | Too big |
| Cebu Pacific | Carry-on | Fits | Too big |
| Delta Air Lines | Carry-on | Fits | Too big |
| easyJet | Carry-on | Fits | Too big |
| easyJet | Personal item | Fits | Too big |
| Emirates | Carry-on | Fits | Too big |
| Frontier Airlines | Carry-on | Fits | Too big |
| Frontier Airlines | Personal item | 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 |
| LATAM Airlines | Personal item | 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 | Fits | Too big |
| Ryanair | Carry-on | Fits | Too big |
| SAS | Carry-on | Fits | Too big |
| Singapore Airlines | Carry-on | Fits | Too big |
| Southwest Airlines | 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 |
| Volaris | Carry-on | Fits | Too big |
| Volaris | Personal item | 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.