Patagonia Refugio Backpack 28L vs. Cabin Zero Military 36L

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

Patagonia Refugio Backpack 28L

Front facing view of the Patagonia Refugio Backpack 28L
Capacity28 L
Weight0.666 kg
Dimensions49×31×21 cm
Airline fit73%
Price$89

Feature by feature

Patagonia Refugio Backpack 28LFeatureCabin Zero Military 36L
Storage
Y Compression Y
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt Y
Y Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder N
Y Water Resistant Y
Material
630-denier 100% nylon, 450-denier 100% polyester (56% recycled) 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 Refugio Backpack 28L and Cabin Zero Military 36L

Both have: compression straps, backpack straps, sternum strap, laptop sleeve, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 138 accept both. 0 accept only the Patagonia Refugio Backpack 28L, and 39 accept only the Cabin Zero Military 36L.

Only the Cabin Zero Military 36L fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Ravn Alaska, Regional Express, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, Xiamen.

Patagonia Refugio Backpack 28L vs. Cabin Zero Military 36L: which should you pack?

The Cabin Zero Military 36L carries 8L more than the Patagonia Refugio Backpack 28L (28L vs. 36L), while the Patagonia Refugio Backpack 28L is the lighter pack at 0.666kg (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 Refugio Backpack 28L is the better call.