REI Co-op Ruckpack 28 vs. Fjallraven Vardag 28

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

REI Co-op Ruckpack 28

Front facing view of the REI Co-op Ruckpack 28
Capacity28 L
Weight0.8 kg
Dimensions50×28×23 cm
Airline fit72%
Price$130

Feature by feature

REI Co-op Ruckpack 28FeatureFjallraven Vardag 28
Storage
2 Compression 2
None Expanded Capacity None
1 Opening 4
top Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap removable
Inside
15in Laptop 15in
3 Main Compartments 3
Y Organizer N
Outside
× Hard Shell ×
Y Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Recycled nylon shell frame: Rigid foam100% polyester 600D (recycled)

Fjallraven Vardag 28

Front facing view of the Fjallraven Vardag 28
Capacity28 L
Weight0.8 kg
Dimensions50×29×18 cm
Airline fit92%
Price$100

Key differences between the REI Co-op Ruckpack 28 and Fjallraven Vardag 28

Both have: compression straps, passport pocket, backpack straps, hip belt, 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. 136 accept both. 1 accept only the REI Co-op Ruckpack 28, and 37 accept only the Fjallraven Vardag 28.

Only the REI Co-op Ruckpack 28 fits

Great Lakes Airlines.

Only the Fjallraven Vardag 28 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, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, 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), Volotea, Xiamen.

REI Co-op Ruckpack 28 vs. Fjallraven Vardag 28: which should you pack?

The REI Co-op Ruckpack 28 carries the same capacity as the Fjallraven Vardag 28 (28L vs. 28L), while the REI Co-op Ruckpack 28 is the lighter pack at 0.8kg (vs. 0.8kg). For carry-on flexibility, the Fjallraven Vardag 28 fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the REI Co-op Ruckpack 28; if you want to travel lighter, the REI Co-op Ruckpack 28 is the better call.