Eagle Creek Wayfinder 40L Women's Fit vs. Ortlieb Atrack ST

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

Eagle Creek Wayfinder 40L Women's Fit

Front facing view of the Eagle Creek Wayfinder 40L Women's Fit
Capacity40 L
Weight1.17 kg
Dimensions53×35.5×21 cm
Airline fit65%
Price$129

Feature by feature

Eagle Creek Wayfinder 40L Women's FitFeatureOrtlieb Atrack ST
Storage
N Compression Y
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
hideable Hip Belt Y
Y Sternum Strap Y
Inside
17in Laptop N
1 Main Compartments 1
Organizer
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
300D Dual-Diamond Heather Ripstop, 500D Poly RPVB CoatingPS33

Ortlieb Atrack ST

Front facing view of the Ortlieb Atrack ST
Capacity25 L
Weight1.41 kg
Dimensions56×26×25 cm
Airline fit27%
Price$250

Key differences between the Eagle Creek Wayfinder 40L Women's Fit and Ortlieb Atrack ST

Both have: backpack straps, sternum strap, 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. 50 accept both. 72 accept only the Eagle Creek Wayfinder 40L Women's Fit, and 1 accept only the Ortlieb Atrack ST.

Only the Eagle Creek Wayfinder 40L Women's Fit fits

Aer Lingus, Aeroflot, Aeromexico, Air Asia, Air Canada, Air Caraibes, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cebu Pacific, China Airlines, CommutAir, Czech Airlines, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Interjet, Iran Air, Japan Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, Liat Airlines, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Pakistan International, Peach, Porter Airlines, Qantas Airways, Republic Airways, SAS Scandinavian, Scoot, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, WestJet.

Only the Ortlieb Atrack ST fits

Great Lakes Airlines.

Eagle Creek Wayfinder 40L Women's Fit vs. Ortlieb Atrack ST: which should you pack?

The Eagle Creek Wayfinder 40L Women's Fit carries 15L more than the Ortlieb Atrack ST (40L vs. 25L), while the Eagle Creek Wayfinder 40L Women's Fit is the lighter pack at 1.17kg (vs. 1.41kg). For carry-on flexibility, the Eagle Creek Wayfinder 40L Women's Fit fits 65% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Eagle Creek Wayfinder 40L Women's Fit; if you want to travel lighter, the Eagle Creek Wayfinder 40L Women's Fit is the better call.