Remote Equipment Alpha 31 Pack vs. Gossamer Gear Loris 25 Daypack

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

Remote Equipment Alpha 31 Pack

Capacity31 L
Weight1.5 kg
Dimensions54×29×20 cm
Airline fit88%
Price$400

Feature by feature

Remote Equipment Alpha 31 PackFeatureGossamer Gear Loris 25 Daypack
Storage
4 Compression 4
36L Expanded Capacity None
2 Opening 0
top Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap Y
Inside
16in Laptop N
6 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Challenge Outdoor EPX60070D Recycled Robic Nylon PFAS-free

Gossamer Gear Loris 25 Daypack

Front facing view of the Gossamer Gear Loris 25 Daypack
Capacity25 L
Weight0.6 kg
Dimensions46×28×17 cm
Airline fit95%
Price$135

Key differences between the Remote Equipment Alpha 31 Pack and Gossamer Gear Loris 25 Daypack

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. 166 accept both. 0 accept only the Remote Equipment Alpha 31 Pack, and 13 accept only the Gossamer Gear Loris 25 Daypack.

Only the Gossamer Gear Loris 25 Daypack fits

Air Niugini, American Eagle, Belavia, easyJet, Etihad Airways, Great Lakes Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Virgin Australia, WestJet.

Remote Equipment Alpha 31 Pack vs. Gossamer Gear Loris 25 Daypack: which should you pack?

The Remote Equipment Alpha 31 Pack carries 6L more than the Gossamer Gear Loris 25 Daypack (31L vs. 25L), while the Gossamer Gear Loris 25 Daypack is the lighter pack at 0.6kg (vs. 1.5kg). For carry-on flexibility, the Gossamer Gear Loris 25 Daypack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Remote Equipment Alpha 31 Pack; if you want to travel lighter, the Gossamer Gear Loris 25 Daypack is the better call.