Peak Design Travel Duffelpack 65L vs. Exped Mountain Pro 40

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

Peak Design Travel Duffelpack 65L

Front facing view of the Peak Design Travel Duffelpack 65L
Capacity45 L
Weight1.77 kg
Dimensions66×38×30 cm
Airline fit1%
Price$220

Feature by feature

Peak Design Travel Duffelpack 65LFeatureExped Mountain Pro 40
Storage
N Compression N
65L Expanded Capacity None
0 Opening 3
N Passport N
N Passthrough N
Carry
hideable Backpack Y
hideable Hip Belt removable
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
100% recycled 600D nylon canvas. 900D Ottoman-weave Poly bottom fabric. Woven nylon straps with Hypalon.420 D Oxford nylon, PU coated, 3'000 mm water column

Exped Mountain Pro 40

Front facing view of the Exped Mountain Pro 40
Capacity42 L
Weight1.39 kg
Dimensions62×32×26 cm
Airline fit2%
Price$190

Key differences between the Peak Design Travel Duffelpack 65L and Exped Mountain Pro 40

Both have: sternum strap, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 1 accept both. 0 accept only the Peak Design Travel Duffelpack 65L, and 2 accept only the Exped Mountain Pro 40.

Only the Exped Mountain Pro 40 fits

Island Air, Virgin America.

Peak Design Travel Duffelpack 65L vs. Exped Mountain Pro 40: which should you pack?

The Peak Design Travel Duffelpack 65L carries 3L more than the Exped Mountain Pro 40 (45L vs. 42L), while the Exped Mountain Pro 40 is the lighter pack at 1.39kg (vs. 1.77kg). For carry-on flexibility, the Exped Mountain Pro 40 fits 2% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Peak Design Travel Duffelpack 65L; if you want to travel lighter, the Exped Mountain Pro 40 is the better call.