United by Blue (R)evolution 25L Convertible Carryall vs. Rehose Barrel

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

United by Blue (R)evolution 25L Convertible Carryall

Capacity25 L
Weight0 kg
Dimensions39×34×13 cm
Airline fit96%
Price$120

Feature by feature

United by Blue (R)evolution 25L Convertible CarryallFeatureRehose Barrel
Storage
N Compression
None Expanded Capacity None
0 Opening 0
front Passport top
N Passthrough N
Carry
hideable Backpack
N Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 15in
2 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder
Y Water Resistant Y
Material
1000D 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 United by Blue (R)evolution 25L Convertible Carryall 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 United by Blue (R)evolution 25L Convertible Carryall, and 0 accept only the Rehose Barrel.

Only the United by Blue (R)evolution 25L Convertible Carryall fits

Air Baltic, Air China, Air Malta, 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, 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, VivaColombia, Volaris, Volotea, Xiamen.

United by Blue (R)evolution 25L Convertible Carryall vs. Rehose Barrel: which should you pack?

The Rehose Barrel carries 3L more than the United by Blue (R)evolution 25L Convertible Carryall (25L vs. 28L), and the two are closely matched on weight. For carry-on flexibility, the United by Blue (R)evolution 25L Convertible Carryall 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 United by Blue (R)evolution 25L Convertible Carryall is the better call.