Kathmandu Solus Pack 20 vs. Millican The Core Roll Pack 20L

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

Kathmandu Solus Pack 20

Front facing view of the Kathmandu Solus Pack 20
Capacity20 L
Weight0.42 kg
Dimensions47×28×19 cm
Airline fit93%
Price$60

Feature by feature

Kathmandu Solus Pack 20FeatureMillican The Core Roll Pack 20L
Storage
N Compression N
None Expanded Capacity None
4 Opening 2
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 17in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
N Water Resistant Y
Material
100% Polyester100% Recycled Polyester (RPET) 900D

Millican The Core Roll Pack 20L

Front facing view of the Millican The Core Roll Pack 20L
Capacity20 L
Weight0.6 kg
Dimensions50×29×13 cm
Airline fit92%
Price$122

Key differences between the Kathmandu Solus Pack 20 and Millican The Core Roll Pack 20L

Both have: backpack straps.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 173 accept both. 3 accept only the Kathmandu Solus Pack 20, and 0 accept only the Millican The Core Roll Pack 20L.

Only the Kathmandu Solus Pack 20 fits

Great Lakes Airlines, Regional Express, Virgin Australia.

Kathmandu Solus Pack 20 vs. Millican The Core Roll Pack 20L: which should you pack?

The Kathmandu Solus Pack 20 carries the same capacity as the Millican The Core Roll Pack 20L (20L vs. 20L), while the Kathmandu Solus Pack 20 is the lighter pack at 0.42kg (vs. 0.6kg). For carry-on flexibility, the Kathmandu Solus Pack 20 fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kathmandu Solus Pack 20; if you want to travel lighter, the Kathmandu Solus Pack 20 is the better call.