Aer Travel Pack 2 vs. Peak Design Travel Backpack 30L

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

Aer Travel Pack 2

by Aer
Front facing view of the Aer Travel Pack 2
Capacity33 L
Weight1.7 kg
Dimensions55×34×22 cm
Airline fit69%
Price$230

Feature by feature

Aer Travel Pack 2FeaturePeak Design Travel Backpack 30L
Storage
4 Compression 1
None Expanded Capacity 33L
1 Opening 1
top Passport top
Y Passthrough Y
Carry
Y Backpack hideable
optional Hip Belt optional
removable Sternum Strap removable
Inside
16in Laptop 16in
5 Main Compartments 7
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Grey: 900D eco-dyed polyester Black / Blue: 1680D Cordura® ballistic nylon exteriorshell: Weatherproof 400D nylon canvas bottom: 900D nylon weatherproof zippers

Peak Design Travel Backpack 30L

Front facing view of the Peak Design Travel Backpack 30L
Capacity27 L
Weight1.4 kg
Dimensions53×33×18 cm
Airline fit88%
Price$240

Key differences between the Aer Travel Pack 2 and Peak Design Travel Backpack 30L

Both have: passport pocket, luggage passthrough, hip belt, 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. 130 accept both. 0 accept only the Aer Travel Pack 2, and 37 accept only the Peak Design Travel Backpack 30L.

Only the Peak Design Travel Backpack 30L fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, 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 2 vs. Peak Design Travel Backpack 30L: which should you pack?

The Aer Travel Pack 2 carries 6L more than the Peak Design Travel Backpack 30L (33L vs. 27L), while the Peak Design Travel Backpack 30L is the lighter pack at 1.4kg (vs. 1.7kg). For carry-on flexibility, the Peak Design Travel Backpack 30L fits 88% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Aer Travel Pack 2; if you want to travel lighter, the Peak Design Travel Backpack 30L is the better call.