Cotopaxi Allpa 28 vs. Tatonka Flightcase 40

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

Cotopaxi Allpa 28

Front facing view of the Cotopaxi Allpa 28
Capacity28 L
Weight1 kg
Dimensions48×30×23 cm
Airline fit73%
Price$200

Feature by feature

Cotopaxi Allpa 28FeatureTatonka Flightcase 40
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
side Passport front
Y Passthrough Y
Carry
hideable Backpack hideable
hideable Hip Belt N
Y Sternum Strap Y
Inside
15in Laptop 15in
4 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder N
Y Water Resistant N
Material
100% recycled 840D TPU-coated nylonT-Travel Tex Melange Eco

Tatonka Flightcase 40

Front facing view of the Tatonka Flightcase 40
Capacity40 L
Weight1.4 kg
Dimensions55×32×18 cm
Airline fit86%
Price$186

Key differences between the Cotopaxi Allpa 28 and Tatonka Flightcase 40

Both have: luggage passthrough, backpack straps, sternum strap, laptop sleeve.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 129 accept both. 9 accept only the Cotopaxi Allpa 28, and 34 accept only the Tatonka Flightcase 40.

Only the Cotopaxi Allpa 28 fits

Etihad Airways, Oman Air, Qatar Airways, Regional Express, Royal Jordanian, Scoot, Tiger Airways, Virgin Australia, WestJet.

Only the Tatonka Flightcase 40 fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, 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.

Cotopaxi Allpa 28 vs. Tatonka Flightcase 40: which should you pack?

The Tatonka Flightcase 40 carries 12L more than the Cotopaxi Allpa 28 (28L vs. 40L), while the Cotopaxi Allpa 28 is the lighter pack at 1kg (vs. 1.4kg). For carry-on flexibility, the Tatonka Flightcase 40 fits 86% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tatonka Flightcase 40; if you want to travel lighter, the Cotopaxi Allpa 28 is the better call.