tomtoc TechPack-T73 vs. Aer Pro Slim Pack

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

tomtoc TechPack-T73

Front facing view of the tomtoc TechPack-T73
Capacity30 L
Weight1.3 kg
Dimensions47×31×17 cm
Airline fit92%
Price$200

Feature by feature

tomtoc TechPack-T73FeatureAer Pro Slim Pack
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
front, side Passport front
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
16in Laptop 16in
5 Main Compartments 3
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 1, side
Y Water Resistant Y
Material
X-Pac front panel, cordura(?) mix840D CORDURA re/cor recycled nylon

Aer Pro Slim Pack

by Aer
Front facing view of the Aer Pro Slim Pack
Capacity13 L
Weight0.9 kg
Dimensions43×31×10 cm
Airline fit95%
Price$140

Key differences between the tomtoc TechPack-T73 and Aer Pro Slim Pack

Both have: luggage passthrough, backpack straps, sternum strap, laptop sleeve, 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. 174 accept both. 0 accept only the tomtoc TechPack-T73, and 5 accept only the Aer Pro Slim Pack.

Only the Aer Pro Slim Pack fits

Air Tahiti, American Eagle, easyJet, Gulf Air, Ravn Alaska.

tomtoc TechPack-T73 vs. Aer Pro Slim Pack: which should you pack?

The tomtoc TechPack-T73 carries 17L more than the Aer Pro Slim Pack (30L vs. 13L), while the Aer Pro Slim Pack is the lighter pack at 0.9kg (vs. 1.3kg). For carry-on flexibility, the Aer Pro Slim Pack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the tomtoc TechPack-T73; if you want to travel lighter, the Aer Pro Slim Pack is the better call.