REI Co-op Flash Pack 22 vs. Vertx Gamut 22L Backpack

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

REI Co-op Flash Pack 22

Front facing view of the REI Co-op Flash Pack 22
Capacity22 L
Weight0.4 kg
Dimensions48×28×20 cm
Airline fit93%
Price$60

Feature by feature

REI Co-op Flash Pack 22FeatureVertx Gamut 22L Backpack
Storage
N Compression N
None Expanded Capacity None
3 Opening 1
top Passport top
N Passthrough Y
Carry
Y Backpack Y
Y Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 15in
3 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
N Water Resistant Y
Material
Recycled nylon (bluesign®;-approved)500D 100% Nylon

Vertx Gamut 22L Backpack

Front facing view of the Vertx Gamut 22L Backpack
Capacity22 L
Weight1.3 kg
Dimensions53×28×23 cm
Airline fit70%
Price$230

Key differences between the REI Co-op Flash Pack 22 and Vertx Gamut 22L Backpack

Both have: passport pocket, 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. 133 accept both. 43 accept only the REI Co-op Flash Pack 22, and 0 accept only the Vertx Gamut 22L Backpack.

Only the REI Co-op Flash Pack 22 fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, 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.

REI Co-op Flash Pack 22 vs. Vertx Gamut 22L Backpack: which should you pack?

The REI Co-op Flash Pack 22 carries the same capacity as the Vertx Gamut 22L Backpack (22L vs. 22L), while the REI Co-op Flash Pack 22 is the lighter pack at 0.4kg (vs. 1.3kg). For carry-on flexibility, the REI Co-op Flash Pack 22 fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the REI Co-op Flash Pack 22; if you want to travel lighter, the REI Co-op Flash Pack 22 is the better call.