REI Co-op Trail Pack 25 vs. Gregory Juno 24L

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 25FeatureGregory Juno 24L
Storage
2 Compression 2
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 nylon210D Honeycomb CryptoRip Nylon / 420D High Density Nylon

Gregory Juno 24L

Front facing view of the Gregory Juno 24L
Capacity24 L
Weight0.9 kg
Dimensions52×28×20 cm
Airline fit89%
Price$150

Key differences between the REI Co-op Trail Pack 25 and Gregory Juno 24L

Both have: compression straps, 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. 167 accept both. 10 accept only the REI Co-op Trail Pack 25, and 1 accept only the Gregory Juno 24L.

Only the REI Co-op Trail Pack 25 fits

American Eagle, Belavia, easyJet, Etihad Airways, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Virgin Australia.

Only the Gregory Juno 24L fits

Great Lakes Airlines.

REI Co-op Trail Pack 25 vs. Gregory Juno 24L: which should you pack?

The REI Co-op Trail Pack 25 carries 1L more than the Gregory Juno 24L (25L vs. 24L), while the REI Co-op Trail Pack 25 is the lighter pack at 0.8kg (vs. 0.9kg). 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 REI Co-op Trail Pack 25; if you want to travel lighter, the REI Co-op Trail Pack 25 is the better call.