Alpha One-Niner Recon Nine Evade 1.5 (Lite) vs. The Brown Buffalo Conceal Pack 21L

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

Alpha One-Niner Recon Nine Evade 1.5 (Lite)

Front facing view of the Alpha One-Niner Recon Nine Evade 1.5 (Lite)
Capacity21 L
Weight1.4 kg
Dimensions46×31×15 cm
Airline fit94%
Price$175

Feature by feature

Alpha One-Niner Recon Nine Evade 1.5 (Lite)FeatureThe Brown Buffalo Conceal Pack 21L
Storage
2 Compression N
None Expanded Capacity None
1 Opening 1
front Passport front
N Passthrough Y
Carry
Y Backpack Y
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 N
Y Water Resistant Y
Material
1000D Black + 210D Ripstop Nylon, GrayChallenge® Sailcloth EPX400

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

Key differences between the Alpha One-Niner Recon Nine Evade 1.5 (Lite) and The Brown Buffalo Conceal Pack 21L

Both have: passport pocket, 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. 5 accept only the Alpha One-Niner Recon Nine Evade 1.5 (Lite), and 1 accept only the The Brown Buffalo Conceal Pack 21L.

Only the Alpha One-Niner Recon Nine Evade 1.5 (Lite) fits

American Eagle, easyJet, Ravn Alaska, Regional Express, Virgin Australia.

Only the The Brown Buffalo Conceal Pack 21L fits

Air Niugini.

Alpha One-Niner Recon Nine Evade 1.5 (Lite) vs. The Brown Buffalo Conceal Pack 21L: which should you pack?

The Alpha One-Niner Recon Nine Evade 1.5 (Lite) carries the same capacity as the The Brown Buffalo Conceal Pack 21L (21L vs. 21L), while the The Brown Buffalo Conceal Pack 21L is the lighter pack at 1.3kg (vs. 1.4kg). For carry-on flexibility, the Alpha One-Niner Recon Nine Evade 1.5 (Lite) fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Alpha One-Niner Recon Nine Evade 1.5 (Lite); if you want to travel lighter, the The Brown Buffalo Conceal Pack 21L is the better call.