Osprey Quasar 28L vs. Macpac Kahu AzTec® 22

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

Osprey Quasar 28L

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

Feature by feature

Osprey Quasar 28LFeatureMacpac Kahu AzTec® 22
Storage
Y Compression N
None Expanded Capacity None
0 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
Y Hip Belt Y
Y Sternum Strap Y
Inside
15in Laptop 15in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder N
Y Water Resistant Y
Material
210/420/630D Nylon Dobby BlendEco AzTec® 8 Canvas — 80% Polyester, 20% Cotton

Macpac Kahu AzTec® 22

Front facing view of the Macpac Kahu AzTec® 22
Capacity22 L
Weight0.7 kg
Dimensions10×10×10 cm
Airline fit100%
Price$90

Key differences between the Osprey Quasar 28L and Macpac Kahu AzTec® 22

Both have: backpack straps, hip belt, 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. 187 accept both. 0 accept only the Osprey Quasar 28L, and 2 accept only the Macpac Kahu AzTec® 22.

Only the Macpac Kahu AzTec® 22 fits

Linea Aerea Amaszonas, Tianjin Airlines (E145).

Osprey Quasar 28L vs. Macpac Kahu AzTec® 22: which should you pack?

The Osprey Quasar 28L carries 6L more than the Macpac Kahu AzTec® 22 (28L vs. 22L), while the Macpac Kahu AzTec® 22 is the lighter pack at 0.7kg (vs. 0.8kg). For carry-on flexibility, the Macpac Kahu AzTec® 22 fits 100% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Quasar 28L; if you want to travel lighter, the Macpac Kahu AzTec® 22 is the better call.