YNOT Magnetica vs. Millican Smith 18L

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

YNOT Magnetica

by YNOT
Front facing view of the YNOT Magnetica
Capacity20 L
Weight1 kg
Dimensions42×31×17 cm
Airline fit95%
Price$290

Feature by feature

YNOT MagneticaFeatureMillican Smith 18L
Storage
N Compression N
None Expanded Capacity None
3 Opening 2
front Passport side
N Passthrough N
Carry
Y Backpack Y
optional Hip Belt removable
removable Sternum Strap removable
Inside
15in Laptop 15in
3 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder N
Y Water Resistant Y
Material
YKK AquaGuard zippersWeatherproof 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 YNOT Magnetica and Millican Smith 18L

Both have: backpack straps, sternum strap, laptop sleeve, 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. 7 accept only the YNOT Magnetica, and 2 accept only the Millican Smith 18L.

Only the YNOT Magnetica fits

Air Tahiti, American Eagle, easyJet, Gulf Air, Ravn Alaska, Regional Express, Virgin Australia.

Only the Millican Smith 18L fits

Air Niugini, Great Lakes Airlines.

YNOT Magnetica vs. Millican Smith 18L: which should you pack?

The YNOT Magnetica carries 2L more than the Millican Smith 18L (20L vs. 18L), while the Millican Smith 18L is the lighter pack at 0.9kg (vs. 1kg). For carry-on flexibility, the YNOT Magnetica fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the YNOT Magnetica; if you want to travel lighter, the Millican Smith 18L is the better call.