Osprey Archeon 30 vs. REI Co-op Ruckpack 40 Recycled

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

Osprey Archeon 30

Front facing view of the Osprey Archeon 30
Capacity30 L
Weight1.4 kg
Dimensions52×33×29 cm
Airline fit13%
Price$265

Feature by feature

Osprey Archeon 30FeatureREI Co-op Ruckpack 40 Recycled
Storage
2 Compression 2
None Expanded Capacity None
1 Opening 1
top Passport top
N Passthrough N
Carry
hideable Backpack hideable
hideable Hip Belt hideable
Y Sternum Strap Y
Inside
16in Laptop 15in
5 Main Compartments 3
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly Y
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
bluesign® APPROVED, 100% recycled 420D robic nylon w/ ripstop, with bluesign® APPROVED NanoTough, DWR treatment made without PFASRecycled nylon shell frame: Rigid foam

REI Co-op Ruckpack 40 Recycled

Capacity40 L
Weight1.3 kg
Dimensions64×37×23 cm
Airline fit2%
Price$150

Key differences between the Osprey Archeon 30 and REI Co-op Ruckpack 40 Recycled

Both have: compression straps, passport pocket, backpack straps, hip belt, sternum strap, 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. 2 accept both. 22 accept only the Osprey Archeon 30, and 1 accept only the REI Co-op Ruckpack 40 Recycled.

Only the Osprey Archeon 30 fits

Adria Airways, Air Europa, Air Koryo, Air New Zealand, Air Tahiti Nui, Azul Linhas, Caribbean Airlines, China Southern, Cubana de Aviacion, Hainan Airlines, Korean Air, Philippine Airlines, Royal Air Morocco, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, SpiceJet, TAAG Angola, TAM Airlines, Ural Airlines.

Only the REI Co-op Ruckpack 40 Recycled fits

Island Air.

Osprey Archeon 30 vs. REI Co-op Ruckpack 40 Recycled: which should you pack?

The REI Co-op Ruckpack 40 Recycled carries 10L more than the Osprey Archeon 30 (30L vs. 40L), while the REI Co-op Ruckpack 40 Recycled is the lighter pack at 1.3kg (vs. 1.4kg). For carry-on flexibility, the Osprey Archeon 30 fits 13% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the REI Co-op Ruckpack 40 Recycled; if you want to travel lighter, the REI Co-op Ruckpack 40 Recycled is the better call.