Cotopaxi Cusco Backpack 26L vs. Kathmandu Parker Youth Pack

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

Cotopaxi Cusco Backpack 26L

Front facing view of the Cotopaxi Cusco Backpack 26L
Capacity26 L
Weight0.7 kg
Dimensions53×33×23 cm
Airline fit70%
Price$110

Feature by feature

Cotopaxi Cusco Backpack 26LFeatureKathmandu Parker Youth Pack
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 2
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant N
Material
100% repurposed 600D polyester100% Polyester

Kathmandu Parker Youth Pack

Front facing view of the Kathmandu Parker Youth Pack
Capacity26 L
Weight0.82 kg
Dimensions46×28×16 cm
Airline fit95%
Price$80

Key differences between the Cotopaxi Cusco Backpack 26L and Kathmandu Parker Youth Pack

Both have: backpack straps, sternum strap, laptop sleeve, water bottle pockets.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 132 accept both. 0 accept only the Cotopaxi Cusco Backpack 26L, and 47 accept only the Kathmandu Parker Youth Pack.

Only the Kathmandu Parker Youth Pack fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, Etihad Airways, flybe, Great Lakes Airlines, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, Ravn Alaska, Regional Express, 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), Virgin Australia, Volotea, Xiamen.

Cotopaxi Cusco Backpack 26L vs. Kathmandu Parker Youth Pack: which should you pack?

The Cotopaxi Cusco Backpack 26L carries the same capacity as the Kathmandu Parker Youth Pack (26L vs. 26L), while the Cotopaxi Cusco Backpack 26L is the lighter pack at 0.7kg (vs. 0.82kg). For carry-on flexibility, the Kathmandu Parker Youth Pack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cotopaxi Cusco Backpack 26L; if you want to travel lighter, the Cotopaxi Cusco Backpack 26L is the better call.