REI Co-op Trail Pack 25 vs. Deuter Aircontact Lite 40+10

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

REI Co-op Trail Pack 25

Front facing view of the REI Co-op Trail Pack 25
Capacity25 L
Weight0.8 kg
Dimensions46×33×20 cm
Airline fit94%
Price$100

Feature by feature

REI Co-op Trail Pack 25FeatureDeuter Aircontact Lite 40+10
Storage
2 Compression 5
None Expanded Capacity None
0 Opening 0
top Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt Y
Y Sternum Strap Y
Inside
N Laptop N
3 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
Y Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
210-denier ripstop nylon140D Polyester RIPSTOP

Deuter Aircontact Lite 40+10

Capacity50 L
Weight1.6 kg
Dimensions53×31×25 cm
Airline fit39%
Price$215

Key differences between the REI Co-op Trail Pack 25 and Deuter Aircontact Lite 40+10

Both have: passport pocket, backpack straps, 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. 73 accept both. 104 accept only the REI Co-op Trail Pack 25, and 0 accept only the Deuter Aircontact Lite 40+10.

Only the REI Co-op Trail Pack 25 fits

Aer Lingus, Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, American Eagle, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Icelandair, InselAir, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kulula, Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, Xiamen.

REI Co-op Trail Pack 25 vs. Deuter Aircontact Lite 40+10: which should you pack?

The Deuter Aircontact Lite 40+10 carries 25L more than the REI Co-op Trail Pack 25 (25L vs. 50L), while the REI Co-op Trail Pack 25 is the lighter pack at 0.8kg (vs. 1.6kg). For carry-on flexibility, the REI Co-op Trail Pack 25 fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Aircontact Lite 40+10; if you want to travel lighter, the REI Co-op Trail Pack 25 is the better call.