Mountainsmith Divide EVO Daypack vs. United by Blue (R)evolution 25L Convertible Carryall

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 DaypackFeatureUnited by Blue (R)evolution 25L Convertible Carryall
Storage
N Compression N
None Expanded Capacity None
0 Opening 0
front Passport front
N Passthrough N
Carry
Y Backpack hideable
N Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 15in
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 Cordura

United by Blue (R)evolution 25L Convertible Carryall

Capacity25 L
Weight0 kg
Dimensions39×34×13 cm
Airline fit96%
Price$120

Key differences between the Mountainsmith Divide EVO Daypack and United by Blue (R)evolution 25L Convertible Carryall

Both have: passport pocket, sternum strap, laptop sleeve, 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. 179 accept both. 1 accept only the Mountainsmith Divide EVO Daypack, and 2 accept only the United by Blue (R)evolution 25L Convertible Carryall.

Only the Mountainsmith Divide EVO Daypack fits

Air Niugini.

Only the United by Blue (R)evolution 25L Convertible Carryall fits

VivaColombia, Volaris.

Mountainsmith Divide EVO Daypack vs. United by Blue (R)evolution 25L Convertible Carryall: which should you pack?

The United by Blue (R)evolution 25L Convertible Carryall carries 9L more than the Mountainsmith Divide EVO Daypack (16L vs. 25L), and the two are closely matched on weight. For carry-on flexibility, the United by Blue (R)evolution 25L Convertible Carryall fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the United by Blue (R)evolution 25L Convertible Carryall; if you want to travel lighter, the Mountainsmith Divide EVO Daypack is the better call.