Eagle Creek Wayfinder 20L vs. Deuter UP Seoul

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

Eagle Creek Wayfinder 20L

Front facing view of the Eagle Creek Wayfinder 20L
Capacity21.5 L
Weight0.66 kg
Dimensions48.5×33×13 cm
Airline fit91%
Price$79

Feature by feature

Eagle Creek Wayfinder 20LFeatureDeuter UP Seoul
Storage
N Compression N
None Expanded Capacity 26L
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
Y Sternum Strap removable
Inside
15in Laptop 15in
1 Main Compartments 1
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 1
Y Water Resistant Y
Material
300D Dual-Diamond Heather Ripstop, 500D Poly RPVB Coating300D PES Ripstop, 500D rPES

Deuter UP Seoul

Front facing view of the Deuter UP Seoul
Capacity16 L
Weight0.84 kg
Dimensions49×30×15 cm
Airline fit92%
Price$140

Key differences between the Eagle Creek Wayfinder 20L and Deuter UP Seoul

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. 172 accept both. 0 accept only the Eagle Creek Wayfinder 20L, and 1 accept only the Deuter UP Seoul.

Only the Deuter UP Seoul fits

Air Niugini.

Eagle Creek Wayfinder 20L vs. Deuter UP Seoul: which should you pack?

The Eagle Creek Wayfinder 20L carries 5.5L more than the Deuter UP Seoul (21.5L vs. 16L), while the Eagle Creek Wayfinder 20L is the lighter pack at 0.66kg (vs. 0.84kg). For carry-on flexibility, the Deuter UP Seoul fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Eagle Creek Wayfinder 20L; if you want to travel lighter, the Eagle Creek Wayfinder 20L is the better call.