Ryu Flex Pack 20L vs. Kathmandu Moana Canvas Pack 26L

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

Ryu Flex Pack 20L

by RYU
Front facing view of the Ryu Flex Pack 20L
Capacity20 L
Weight0 kg
Dimensions46×31×18 cm
Airline fit94%
Price$98

Feature by feature

Ryu Flex Pack 20LFeatureKathmandu Moana Canvas Pack 26L
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
removable Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 1
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 1
Y Water Resistant Y
Material
100% nylon with silicone coating and Polygiene® finish65% Recycled Polyester, 35% Cotton

Kathmandu Moana Canvas Pack 26L

Front facing view of the Kathmandu Moana Canvas Pack 26L
Capacity26 L
Weight0.78 kg
Dimensions52×29×21 cm
Airline fit71%
Price$200

Key differences between the Ryu Flex Pack 20L and Kathmandu Moana Canvas Pack 26L

Both have: backpack straps, laptop sleeve, 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. 134 accept both. 43 accept only the Ryu Flex Pack 20L, and 0 accept only the Kathmandu Moana Canvas Pack 26L.

Only the Ryu Flex Pack 20L fits

Air Baltic, Air China, Air Malta, 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, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, 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.

Ryu Flex Pack 20L vs. Kathmandu Moana Canvas Pack 26L: which should you pack?

The Kathmandu Moana Canvas Pack 26L carries 6L more than the Ryu Flex Pack 20L (20L vs. 26L), and the two are closely matched on weight. For carry-on flexibility, the Ryu Flex Pack 20L fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kathmandu Moana Canvas Pack 26L; if you want to travel lighter, the Kathmandu Moana Canvas Pack 26L is the better call.