STM Kings vs. Lo & Sons Westholme

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 KingsFeatureLo & Sons Westholme
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport Y
N Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
2 Main Compartments 2
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant N
Material
100% polyesterSheepskin Leather

Lo & Sons Westholme

Front facing view of the Lo & Sons Westholme
Capacity24 L
Weight1.2 kg
Dimensions36×27×12 cm
Airline fit99%
Price$628

Key differences between the STM Kings and Lo & Sons Westholme

Both have: backpack straps, laptop sleeve, water bottle pockets.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 175 accept both. 0 accept only the STM Kings, and 12 accept only the Lo & Sons Westholme.

Only the Lo & Sons Westholme fits

Air Tahiti, American Eagle, easyJet, Great Lakes Airlines, Gulf Air, LC Perú, Lion Air Group, Ravn Alaska, Spring Airlines, VivaColombia, Volaris, Wizz Air.

STM Kings vs. Lo & Sons Westholme: which should you pack?

The Lo & Sons Westholme carries 2L more than the STM Kings (22L vs. 24L), while the STM Kings is the lighter pack at 0.95kg (vs. 1.2kg). For carry-on flexibility, the Lo & Sons Westholme fits 99% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Lo & Sons Westholme; if you want to travel lighter, the STM Kings is the better call.