Timbuk2 Scheme vs. Tatonka Flightcase 27

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

Timbuk2 Scheme

Front facing view of the Timbuk2 Scheme
Capacity21 L
Weight1.2 kg
Dimensions43×30×14 cm
Airline fit95%
Price$180

Feature by feature

Timbuk2 SchemeFeatureTatonka Flightcase 27
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
side Passport front
Y Passthrough Y
Carry
hideable Backpack hideable
N Hip Belt N
removable Sternum Strap Y
Inside
15in Laptop 15in
6 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant N
Material
T-Travel Tex Melange Eco

Tatonka Flightcase 27

Front facing view of the Tatonka Flightcase 27
Capacity27 L
Weight1.1 kg
Dimensions52×28×16 cm
Airline fit89%
Price$150

Key differences between the Timbuk2 Scheme and Tatonka Flightcase 27

Both have: luggage passthrough, backpack straps, laptop sleeve.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 167 accept both. 13 accept only the Timbuk2 Scheme, and 1 accept only the Tatonka Flightcase 27.

Only the Timbuk2 Scheme fits

Air Niugini, Air Tahiti, American Eagle, Belavia, easyJet, Etihad Airways, Gulf Air, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Virgin Australia.

Only the Tatonka Flightcase 27 fits

Great Lakes Airlines.

Timbuk2 Scheme vs. Tatonka Flightcase 27: which should you pack?

The Tatonka Flightcase 27 carries 6L more than the Timbuk2 Scheme (21L vs. 27L), while the Tatonka Flightcase 27 is the lighter pack at 1.1kg (vs. 1.2kg). For carry-on flexibility, the Timbuk2 Scheme fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tatonka Flightcase 27; if you want to travel lighter, the Tatonka Flightcase 27 is the better call.