Deuter Attack 20 vs. Deuter Trans Alpine Pro 28

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 20FeatureDeuter Trans Alpine Pro 28
Storage
Y Compression Y
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
Y Organizer Y
Outside
× Hard Shell ×
Y Rain-fly Y
2 Water Bottle Holder 2
Y Water Resistant Y
Material
600D PES Coat, 225D PES Ripstop600D PES, 100D PA Ripstop

Deuter Trans Alpine Pro 28

Front facing view of the Deuter Trans Alpine Pro 28
Capacity28 L
Weight1.55 kg
Dimensions54×29×21 cm
Airline fit70%

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 133 accept both. 41 accept only the Deuter Attack 20, and 0 accept only the Deuter Trans Alpine Pro 28.

Only the Deuter Attack 20 fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Etihad Airways, flybe, Great Lakes Airlines, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Qatar Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, WestJet, Xiamen.

Deuter Attack 20 vs. Deuter Trans Alpine Pro 28: which should you pack?

The Deuter Trans Alpine Pro 28 carries 8L more than the Deuter Attack 20 (20L vs. 28L), while the Deuter Attack 20 is the lighter pack at 1.55kg (vs. 1.55kg). For carry-on flexibility, the Deuter Attack 20 fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Trans Alpine Pro 28; if you want to travel lighter, the Deuter Attack 20 is the better call.