Patagonia Ascensionist Pack 35L vs. Cabin Zero Military 36L

Two carry-on travel backpacks, compared spec for spec.

Patagonia Ascensionist Pack 35L

Front facing view of the Patagonia Ascensionist Pack 35L
Capacity35 L
Weight0.89 kg
Dimensions65×31×14 cm
Airline fit13%
Price$179

Feature by feature

Patagonia Ascensionist Pack 35LFeatureCabin Zero Military 36L
Storage
removable Compression Y
None Expanded Capacity None
0 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
Y Hip Belt Y
removable Sternum Strap Y
Inside
N Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
420-denier 100% recycled nylon ripstop, 70-denier 100% nylon ripstop1000 Denier nylon fabric

Cabin Zero Military 36L

Front facing view of the Cabin Zero Military 36L
Capacity36 L
Weight0.95 kg
Dimensions46×33×16 cm
Airline fit94%
Price$110

Key differences between the Patagonia Ascensionist Pack 35L and Cabin Zero Military 36L

Both have: backpack straps, hip belt, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 25 accept both. 0 accept only the Patagonia Ascensionist Pack 35L, and 152 accept only the Cabin Zero Military 36L.

Only the Cabin Zero Military 36L fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Nostrum, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, American Eagle, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, easyJet, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, PenAir, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, Spirit Airlines, SriLankan Airlines, Sun Country, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, WOW Airlines, Xiamen.

Patagonia Ascensionist Pack 35L vs. Cabin Zero Military 36L: which should you pack?

The Cabin Zero Military 36L carries 1L more than the Patagonia Ascensionist Pack 35L (35L vs. 36L), while the Patagonia Ascensionist Pack 35L is the lighter pack at 0.89kg (vs. 0.95kg). For carry-on flexibility, the Cabin Zero Military 36L fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cabin Zero Military 36L; if you want to travel lighter, the Patagonia Ascensionist Pack 35L is the better call.