Alpaka Gear Bravo 23L vs. Aer Duffel Pack 3 X-Pac

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

Alpaka Gear Bravo 23L

Front facing view of the Alpaka Gear Bravo 23L
Capacity23 L
Weight1.2 kg
Dimensions47×30×18 cm
Airline fit93%
Price$175

Feature by feature

Alpaka Gear Bravo 23LFeatureAer Duffel Pack 3 X-Pac
Storage
N Compression N
None Expanded Capacity None
0 Opening 0
side Passport top, side
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
removable Sternum Strap removable
Inside
16in Laptop 16in
3 Main Compartments 5
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 1, side
Y Water Resistant Y
Material
Axoflux 400D Ripstop NylonVX-42 X-Pac (also in 1680D Cordura)

Aer Duffel Pack 3 X-Pac

by Aer
Front facing view of the Aer Duffel Pack 3 X-Pac
Capacity21 L
Weight1.3 kg
Dimensions52×30×20 cm
Airline fit88%
Price$210

Key differences between the Alpaka Gear Bravo 23L and Aer Duffel Pack 3 X-Pac

Both have: luggage passthrough, backpack straps, sternum strap, laptop sleeve, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 167 accept both. 8 accept only the Alpaka Gear Bravo 23L, and 0 accept only the Aer Duffel Pack 3 X-Pac.

Only the Alpaka Gear Bravo 23L fits

Air Niugini, Belavia, Etihad Airways, Oman Air, Qatar Airways, Regional Express, Royal Jordanian, Virgin Australia.

Alpaka Gear Bravo 23L vs. Aer Duffel Pack 3 X-Pac: which should you pack?

The Alpaka Gear Bravo 23L carries 2L more than the Aer Duffel Pack 3 X-Pac (23L vs. 21L), while the Alpaka Gear Bravo 23L is the lighter pack at 1.2kg (vs. 1.3kg). For carry-on flexibility, the Alpaka Gear Bravo 23L fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Alpaka Gear Bravo 23L; if you want to travel lighter, the Alpaka Gear Bravo 23L is the better call.