The Brown Buffalo Conceal Pack 21L vs. ILE Radius

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

The Brown Buffalo Conceal Pack 21L

Front facing view of the The Brown Buffalo Conceal Pack 21L
Capacity21 L
Weight1.3 kg
Dimensions50×30×15 cm
Airline fit92%
Price$325

Feature by feature

The Brown Buffalo Conceal Pack 21LFeatureILE Radius
Storage
N Compression N
None Expanded Capacity None
1 Opening 4
front Passport front
Y Passthrough N
Carry
Y Backpack Y
N Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 16in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 2, side
Y Water Resistant Y
Material
Challenge® Sailcloth EPX4001000D 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 The Brown Buffalo Conceal Pack 21L and ILE Radius

Both have: passport pocket, 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. 173 accept both. 0 accept only the The Brown Buffalo Conceal Pack 21L, and 3 accept only the ILE Radius.

Only the ILE Radius fits

Great Lakes Airlines, Regional Express, Virgin Australia.

The Brown Buffalo Conceal Pack 21L vs. ILE Radius: which should you pack?

The The Brown Buffalo Conceal Pack 21L carries the same capacity as the ILE Radius (21L vs. 21L), and the two are closely matched on weight. For carry-on flexibility, the ILE Radius fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the The Brown Buffalo Conceal Pack 21L; if you want to travel lighter, the The Brown Buffalo Conceal Pack 21L is the better call.