Mission Workshop R6 Arkiv Field Pack vs. STM Kings

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

Mission Workshop R6 Arkiv Field Pack

Front facing view of the Mission Workshop R6 Arkiv Field Pack
Capacity20.5 L
Weight1.4 kg
Dimensions46×31×13 cm
Airline fit94%
Price$302

Feature by feature

Mission Workshop R6 Arkiv Field PackFeatureSTM Kings
Storage
N Compression N
None Expanded Capacity None
2 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
3 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 2
Y Water Resistant Y
Material
Black Waxed Canvas100% polyester

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

Key differences between the Mission Workshop R6 Arkiv Field Pack and STM Kings

Both have: backpack straps, laptop sleeve, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 174 accept both. 3 accept only the Mission Workshop R6 Arkiv Field Pack, and 1 accept only the STM Kings.

Only the Mission Workshop R6 Arkiv Field Pack fits

American Eagle, easyJet, Ravn Alaska.

Only the STM Kings fits

Air Niugini.

Mission Workshop R6 Arkiv Field Pack vs. STM Kings: which should you pack?

The STM Kings carries 1.5L more than the Mission Workshop R6 Arkiv Field Pack (20.5L vs. 22L), while the STM Kings is the lighter pack at 0.95kg (vs. 1.4kg). For carry-on flexibility, the Mission Workshop R6 Arkiv Field Pack fits 94% 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.