HEIMPLANET Travel Pack 34 vs. Thule Aion 40L

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

HEIMPLANET Travel Pack 34

Front facing view of the HEIMPLANET Travel Pack 34
Capacity34 L
Weight1.7 kg
Dimensions53×34×19 cm
Airline fit88%
Price$235

Feature by feature

HEIMPLANET Travel Pack 34FeatureThule Aion 40L
Storage
2 Compression N
None Expanded Capacity None
1 Opening 1
top Passport top
Y Passthrough Y
Carry
Y Backpack Y
removable Hip Belt optional
removable Sternum Strap Y
Inside
17in 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 Y
Material
DYECOSHELL

Thule Aion 40L

Front facing view of the Thule Aion 40L
Capacity40 L
Weight1.5 kg
Dimensions52×33×23 cm
Airline fit70%
Price$200

Key differences between the HEIMPLANET Travel Pack 34 and Thule Aion 40L

Both have: passport pocket, luggage passthrough, backpack straps, built-in organizer, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 132 accept both. 35 accept only the HEIMPLANET Travel Pack 34, and 0 accept only the Thule Aion 40L.

Only the HEIMPLANET Travel Pack 34 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, Pakistan International, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

HEIMPLANET Travel Pack 34 vs. Thule Aion 40L: which should you pack?

The Thule Aion 40L carries 6L more than the HEIMPLANET Travel Pack 34 (34L vs. 40L), while the Thule Aion 40L is the lighter pack at 1.5kg (vs. 1.7kg). For carry-on flexibility, the HEIMPLANET Travel Pack 34 fits 88% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Thule Aion 40L; if you want to travel lighter, the Thule Aion 40L is the better call.