Millican Smith 15L vs. Deuter Vertrail 16

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

Millican Smith 15L

Front facing view of the Millican Smith 15L
Capacity15 L
Weight0.8 kg
Dimensions45×28×10 cm
Airline fit96%
Price$115

Feature by feature

Millican Smith 15LFeatureDeuter Vertrail 16
Storage
N Compression N
None Expanded Capacity None
2 Opening 2
side Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt N
removable Sternum Strap removable
Inside
13in Laptop N
3 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
Weatherproof Bionic Canvas220D PA PLAIN TPU

Deuter Vertrail 16

Capacity16 L
Weight0.5 kg
Dimensions51×23×18 cm
Airline fit90%
Price$210

Key differences between the Millican Smith 15L and Deuter Vertrail 16

Both have: backpack straps, 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. 170 accept both. 11 accept only the Millican Smith 15L, and 0 accept only the Deuter Vertrail 16.

Only the Millican Smith 15L fits

Air Niugini, Air Tahiti, American Eagle, Belavia, easyJet, Etihad Airways, Gulf Air, Qatar Airways, Ravn Alaska, Regional Express, Virgin Australia.

Millican Smith 15L vs. Deuter Vertrail 16: which should you pack?

The Deuter Vertrail 16 carries 1L more than the Millican Smith 15L (15L vs. 16L), while the Deuter Vertrail 16 is the lighter pack at 0.5kg (vs. 0.8kg). For carry-on flexibility, the Millican Smith 15L fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Vertrail 16; if you want to travel lighter, the Deuter Vertrail 16 is the better call.