Patagonia Women's Tamangito Pack 20L vs. STM Kings

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

Patagonia Women's Tamangito Pack 20L

Front facing view of the Patagonia Women's Tamangito Pack 20L
Capacity20 L
Weight0.52 kg
Dimensions41×30×13 cm
Airline fit95%
Price$79

Feature by feature

Patagonia Women's Tamangito Pack 20LFeatureSTM Kings
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap N
Inside
15in Laptop 15in
1 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
200-denier 100% recycled polyester, 100% 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 Patagonia Women's Tamangito Pack 20L and STM Kings

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. 175 accept both. 5 accept only the Patagonia Women's Tamangito Pack 20L, and 0 accept only the STM Kings.

Only the Patagonia Women's Tamangito Pack 20L fits

Air Tahiti, American Eagle, easyJet, Gulf Air, Ravn Alaska.

Patagonia Women's Tamangito Pack 20L vs. STM Kings: which should you pack?

The STM Kings carries 2L more than the Patagonia Women's Tamangito Pack 20L (20L vs. 22L), while the Patagonia Women's Tamangito Pack 20L is the lighter pack at 0.52kg (vs. 0.95kg). For carry-on flexibility, the Patagonia Women's Tamangito Pack 20L fits 95% 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 Patagonia Women's Tamangito Pack 20L is the better call.