Deuter Attack 20 vs. Kifaru Urban Ruck

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

Deuter Attack 20

Front facing view of the Deuter Attack 20
Capacity20 L
Weight1.55 kg
Dimensions50×28×20 cm
Airline fit92%

Feature by feature

Deuter Attack 20FeatureKifaru Urban Ruck
Storage
Y Compression Y
None Expanded Capacity 27L
4 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap removable
Inside
N Laptop N
1 Main Compartments 3
Y Organizer Y
Outside
× Hard Shell ×
Y Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
600D PES Coat, 225D PES Ripstop500 Denier CorduraLined with 400 D packcloth

Kifaru Urban Ruck

Front facing view of the Kifaru Urban Ruck
Capacity22.9 L
Weight0.8 kg
Dimensions46×29×17 cm
Airline fit94%
Price$231

Key differences between the Deuter Attack 20 and Kifaru Urban Ruck

Both have: compression straps, backpack straps, hip belt, built-in organizer, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 173 accept both. 1 accept only the Deuter Attack 20, and 5 accept only the Kifaru Urban Ruck.

Only the Deuter Attack 20 fits

Great Lakes Airlines.

Only the Kifaru Urban Ruck fits

American Eagle, easyJet, Ravn Alaska, Regional Express, Virgin Australia.

Deuter Attack 20 vs. Kifaru Urban Ruck: which should you pack?

The Kifaru Urban Ruck carries 2.8999999999999986L more than the Deuter Attack 20 (20L vs. 22.9L), while the Kifaru Urban Ruck is the lighter pack at 0.8kg (vs. 1.55kg). For carry-on flexibility, the Kifaru Urban Ruck fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kifaru Urban Ruck; if you want to travel lighter, the Kifaru Urban Ruck is the better call.