Mountainsmith Divide EVO Daypack vs. ILE Radius

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

Mountainsmith Divide EVO Daypack

Front facing view of the Mountainsmith Divide EVO Daypack
Capacity16 L
Weight0.7 kg
Dimensions44×29×15 cm
Airline fit95%
Price$130

Feature by feature

Mountainsmith Divide EVO DaypackFeatureILE Radius
Storage
N Compression N
None Expanded Capacity None
0 Opening 4
front Passport front
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 16in
3 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
500d Nylon Cordura1000D Cordura or xpac

ILE Radius

by ILE
Front facing view of the ILE Radius
Capacity21 L
Weight0 kg
Dimensions48×28×15 cm
Airline fit93%
Price$200

Key differences between the Mountainsmith Divide EVO Daypack and ILE Radius

Both have: passport pocket, 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. 175 accept both. 5 accept only the Mountainsmith Divide EVO Daypack, and 1 accept only the ILE Radius.

Only the Mountainsmith Divide EVO Daypack fits

Air Tahiti, American Eagle, easyJet, Gulf Air, Ravn Alaska.

Only the ILE Radius fits

Great Lakes Airlines.

Mountainsmith Divide EVO Daypack vs. ILE Radius: which should you pack?

The ILE Radius carries 5L more than the Mountainsmith Divide EVO Daypack (16L vs. 21L), and the two are closely matched on weight. For carry-on flexibility, the Mountainsmith Divide EVO Daypack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the ILE Radius; if you want to travel lighter, the Mountainsmith Divide EVO Daypack is the better call.