CabinZero Classic 36L vs. Osprey Quasar 28L

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

CabinZero Classic 36L

Front facing view of the CabinZero Classic 36L
Capacity36 L
Weight0.7 kg
Dimensions44×30×21 cm
Airline fit76%
Price$60

Feature by feature

CabinZero Classic 36LFeatureOsprey Quasar 28L
Storage
Y Compression Y
None Expanded Capacity None
0 Opening 0
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt Y
N Sternum Strap Y
Inside
15in Laptop 15in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 2
N Water Resistant Y
Material
lining: polyesterouter: waterproof polyester210/420/630D Nylon Dobby Blend

Osprey Quasar 28L

Front facing view of the Osprey Quasar 28L
Capacity28 L
Weight0.8 kg
Dimensions34×28×6 cm
Airline fit99%
Price$149

Key differences between the CabinZero Classic 36L and Osprey Quasar 28L

Both have: compression straps, backpack straps, laptop sleeve.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 143 accept both. 0 accept only the CabinZero Classic 36L, and 44 accept only the Osprey Quasar 28L.

Only the Osprey Quasar 28L fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Tahiti, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, flybe, Great Lakes Airlines, Icelandair, InselAir, Juneyao Airlines, LC Perú, Lion Air Group, Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Spring Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), VivaColombia, Volaris, Volotea, Wizz Air, Xiamen.

CabinZero Classic 36L vs. Osprey Quasar 28L: which should you pack?

The CabinZero Classic 36L carries 8L more than the Osprey Quasar 28L (36L vs. 28L), while the CabinZero Classic 36L is the lighter pack at 0.7kg (vs. 0.8kg). For carry-on flexibility, the Osprey Quasar 28L fits 99% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the CabinZero Classic 36L; if you want to travel lighter, the CabinZero Classic 36L is the better call.