Gregory Rhune 25 vs. Arc'teryx Mantis 26

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

Gregory Rhune 25

Front facing view of the Gregory Rhune 25
Capacity25 L
Weight0.9 kg
Dimensions51×33×20 cm
Airline fit89%
Price$150

Feature by feature

Gregory Rhune 25FeatureArc'teryx Mantis 26
Storage
N Compression N
None Expanded Capacity None
0 Opening 0
top Passport top
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
N Sternum Strap Y
Inside
N Laptop 15in
4 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
100% Recycled 300D Polyester Ripstop with C0 DWR: Designed without PFAS420d HD nylon plain weave fabric

Arc'teryx Mantis 26

Front facing view of the Arc'teryx Mantis 26
Capacity26 L
Weight0.8 kg
Dimensions48×28×25 cm
Airline fit40%
Price$160

Key differences between the Gregory Rhune 25 and Arc'teryx Mantis 26

Both have: passport pocket, backpack straps, 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. 96 accept only the Gregory Rhune 25, and 3 accept only the Arc'teryx Mantis 26.

Only the Gregory Rhune 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, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, 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, Emirates Airlines, Enter Air, Ethiopian Airlines, 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, 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, Volotea, WestJet, Xiamen.

Only the Arc'teryx Mantis 26 fits

Etihad Airways, Great Lakes Airlines, Qatar Airways.

Gregory Rhune 25 vs. Arc'teryx Mantis 26: which should you pack?

The Arc'teryx Mantis 26 carries 1L more than the Gregory Rhune 25 (25L vs. 26L), while the Arc'teryx Mantis 26 is the lighter pack at 0.8kg (vs. 0.9kg). For carry-on flexibility, the Gregory Rhune 25 fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Arc'teryx Mantis 26; if you want to travel lighter, the Arc'teryx Mantis 26 is the better call.