REI Co-op Ruckpack 18 vs. Rehose Barrel

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

REI Co-op Ruckpack 18

Front facing view of the REI Co-op Ruckpack 18
Capacity18 L
Weight0.7 kg
Dimensions44×26×18 cm
Airline fit96%
Price$65

Feature by feature

REI Co-op Ruckpack 18FeatureRehose Barrel
Storage
Compression
None Expanded Capacity None
0 Opening 0
side Passport top
N Passthrough N
Carry
Backpack
removable Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 15in
2 Main Compartments 3
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
Water Bottle Holder
Y Water Resistant Y
Material
210-denier nylon ripstop1000D Cordura black500D Cordura colored lining

Rehose Barrel

Front facing view of the Rehose Barrel
Capacity28 L
Weight0 kg
Dimensions51×30×21 cm
Airline fit72%
Price$210

Key differences between the REI Co-op Ruckpack 18 and Rehose Barrel

Both have: sternum strap, laptop sleeve, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 136 accept both. 45 accept only the REI Co-op Ruckpack 18, and 0 accept only the Rehose Barrel.

Only the REI Co-op Ruckpack 18 fits

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

REI Co-op Ruckpack 18 vs. Rehose Barrel: which should you pack?

The Rehose Barrel carries 10L more than the REI Co-op Ruckpack 18 (18L vs. 28L), and the two are closely matched on weight. For carry-on flexibility, the REI Co-op Ruckpack 18 fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Rehose Barrel; if you want to travel lighter, the REI Co-op Ruckpack 18 is the better call.