Deuter Aviant Access 38 SL vs. Eagle Creek Convertabrief

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

Deuter Aviant Access 38 SL

Front facing view of the Deuter Aviant Access 38 SL
Capacity38 L
Weight1.54 kg
Dimensions55×35×23 cm
Airline fit67%
Price$120

Feature by feature

Deuter Aviant Access 38 SLFeatureEagle Creek Convertabrief
Storage
Y Compression Y
None Expanded Capacity None
1 Opening 4
N Passport Y
Y Passthrough Y
Carry
hideable Backpack hideable
N Hip Belt N
Y Sternum Strap N
Inside
13in Laptop 17in
1 Main Compartments 1
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
600D PES, 420D PABi-Tech™ Heather, 1000D Helix™ Poly Twill

Eagle Creek Convertabrief

Front facing view of the Eagle Creek Convertabrief
Capacity26.5 L
Weight1.41 kg
Dimensions45×32×20 cm
Airline fit95%
Price$199

Key differences between the Deuter Aviant Access 38 SL and Eagle Creek Convertabrief

Both have: compression straps, luggage passthrough, backpack straps, 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. 127 accept both. 0 accept only the Deuter Aviant Access 38 SL, and 52 accept only the Eagle Creek Convertabrief.

Only the Eagle Creek Convertabrief fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Air Tahiti, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, Cayman Airways, China Eastern, Croatia Air, easyJet, Emirates Airlines, Enter Air, Etihad Airways, flybe, Gulf Air, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, Ravn Alaska, Regional Express, 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), Virgin Australia, Volotea, WestJet, Xiamen.

Deuter Aviant Access 38 SL vs. Eagle Creek Convertabrief: which should you pack?

The Deuter Aviant Access 38 SL carries 11.5L more than the Eagle Creek Convertabrief (38L vs. 26.5L), while the Eagle Creek Convertabrief is the lighter pack at 1.41kg (vs. 1.54kg). For carry-on flexibility, the Eagle Creek Convertabrief fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Aviant Access 38 SL; if you want to travel lighter, the Eagle Creek Convertabrief is the better call.