ILE Apex XL vs. Millican Smith 18L

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

ILE Apex XL

by ILE
Front facing view of the ILE Apex XL
Capacity18 L
Weight0 kg
Dimensions51×28×13 cm
Airline fit90%
Price$165

Feature by feature

ILE Apex XLFeatureMillican Smith 18L
Storage
N Compression N
None Expanded Capacity None
2 Opening 2
N Passport side
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
removable Sternum Strap removable
Inside
16in Laptop 15in
1 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
Cordura, XPAC Sailcloth, or Waxed CanvasWeatherproof Bionic Canvas

Millican Smith 18L

Front facing view of the Millican Smith 18L
Capacity18 L
Weight0.9 kg
Dimensions50×28×10 cm
Airline fit92%
Price$130

Key differences between the ILE Apex XL and Millican Smith 18L

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. 0 accept only the ILE Apex XL, and 4 accept only the Millican Smith 18L.

Only the Millican Smith 18L fits

Air Niugini, Belavia, Etihad Airways, Qatar Airways.

ILE Apex XL vs. Millican Smith 18L: which should you pack?

The ILE Apex XL carries the same capacity as the Millican Smith 18L (18L vs. 18L), and the two are closely matched on weight. For carry-on flexibility, the Millican Smith 18L fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the ILE Apex XL; if you want to travel lighter, the Millican Smith 18L is the better call.