Aer Travel Pack 3 X-Pac vs. Bellroy Transit Travel Pack Pro

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

Aer Travel Pack 3 X-Pac

by Aer
Front facing view of the Aer Travel Pack 3 X-Pac
Capacity35 L
Weight1.8 kg
Dimensions55×33×22 cm
Airline fit69%
Price$280

Feature by feature

Aer Travel Pack 3 X-PacFeatureBellroy Transit Travel Pack Pro
Storage
4 Compression
None Expanded Capacity 38L
1 Opening 1
top, side Passport top
Y Passthrough Y
Carry
Y Backpack Y
optional Hip Belt N
removable Sternum Strap removable
Inside
16in Laptop 16in
4 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 1, side
Y Water Resistant N
Material
VX-42 X-Pac (also in 1680D Cordura ballistic nylon)Recycled Dura Weave

Bellroy Transit Travel Pack Pro

Front facing view of the Bellroy Transit Travel Pack Pro
Capacity32 L
Weight1.3 kg
Dimensions50×37×18 cm
Airline fit63%
Price$320

Key differences between the Aer Travel Pack 3 X-Pac and Bellroy Transit Travel Pack Pro

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

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 80 accept both. 50 accept only the Aer Travel Pack 3 X-Pac, and 39 accept only the Bellroy Transit Travel Pack Pro.

Only the Aer Travel Pack 3 X-Pac fits

Aerolineas Argentinas, Air Asia, Air France, Air India, Air Macau, Air Mauritius, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Avianca , Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Copa Airlines, Delta Airlines, Dragonair, EVA Air, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Indigo, Jet Airways, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, LATAM , Malaysia Airlines, Mango, Qantas Airways, Republic Airways, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Trans States, United Airlines, Vietnam Airlines, Virgin Atlantic.

Only the Bellroy Transit Travel Pack Pro fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Etihad Airways, Icelandair, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Qatar Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Scoot, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, TUI, Ukraine International, VIM Airlines (Closed), Volotea, WestJet, Xiamen.

Aer Travel Pack 3 X-Pac vs. Bellroy Transit Travel Pack Pro: which should you pack?

The Aer Travel Pack 3 X-Pac carries 3L more than the Bellroy Transit Travel Pack Pro (35L vs. 32L), while the Bellroy Transit Travel Pack Pro is the lighter pack at 1.3kg (vs. 1.8kg). For carry-on flexibility, the Aer Travel Pack 3 X-Pac fits 69% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Aer Travel Pack 3 X-Pac; if you want to travel lighter, the Bellroy Transit Travel Pack Pro is the better call.