Deuter Aviant Carry On 28 vs. Red Oxx Sky Train Convertible Backpack

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

Deuter Aviant Carry On 28

Front facing view of the Deuter Aviant Carry On 28
Capacity28 L
Weight1.03 kg
Dimensions50×33×20 cm
Airline fit91%
Price$104

Feature by feature

Deuter Aviant Carry On 28FeatureRed Oxx Sky Train Convertible Backpack
Storage
N Compression N
None Expanded Capacity None
1 Opening 0
N Passport side
N Passthrough N
Carry
hideable Backpack hideable
N Hip Belt N
N Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
600D PES, 420D PA1000 weight urethane coated, Dupont certified CORDURA® Brand Nylon

Red Oxx Sky Train Convertible Backpack

Front facing view of the Red Oxx Sky Train Convertible Backpack
Capacity38 L
Weight1.8 kg
Dimensions51×33×23 cm
Airline fit71%
Price$400

Key differences between the Deuter Aviant Carry On 28 and Red Oxx Sky Train Convertible Backpack

Both have: backpack straps, laptop sleeve, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 134 accept both. 38 accept only the Deuter Aviant Carry On 28, and 0 accept only the Red Oxx Sky Train Convertible Backpack.

Only the Deuter Aviant Carry On 28 fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, Qatar Airways, 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), Volotea, Xiamen.

Deuter Aviant Carry On 28 vs. Red Oxx Sky Train Convertible Backpack: which should you pack?

The Red Oxx Sky Train Convertible Backpack carries 10L more than the Deuter Aviant Carry On 28 (28L vs. 38L), while the Deuter Aviant Carry On 28 is the lighter pack at 1.03kg (vs. 1.8kg). For carry-on flexibility, the Deuter Aviant Carry On 28 fits 91% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Red Oxx Sky Train Convertible Backpack; if you want to travel lighter, the Deuter Aviant Carry On 28 is the better call.