STM Kings vs. Arc'Teryx Arro 22

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

STM Kings

by Stm
Front facing view of the STM Kings
Capacity22 L
Weight0.95 kg
Dimensions47.5×30×17 cm
Airline fit93%
Price$150

Feature by feature

STM KingsFeatureArc'Teryx Arro 22
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt Y
N Sternum Strap Y
Inside
15in Laptop 15in
2 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
100% polyester1260-denier Invista Ballistic Superpack nylon

Arc'Teryx Arro 22

Front facing view of the Arc'Teryx Arro 22
Capacity22 L
Weight0 kg
Dimensions55×30×25 cm
Airline fit39%
Price$180

Key differences between the STM Kings and Arc'Teryx Arro 22

Both have: backpack straps, laptop sleeve, 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. 102 accept only the STM Kings, and 0 accept only the Arc'Teryx Arro 22.

Only the STM Kings fits

Aer Lingus, Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, 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, 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, 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.

STM Kings vs. Arc'Teryx Arro 22: which should you pack?

The STM Kings carries the same capacity as the Arc'Teryx Arro 22 (22L vs. 22L), and the two are closely matched on weight. For carry-on flexibility, the STM Kings fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the STM Kings; if you want to travel lighter, the STM Kings is the better call.