Fjallraven Singi Stubben vs. Exped Serac 25

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

Fjallraven Singi Stubben

Front facing view of the Fjallraven Singi Stubben
Capacity27 L
Weight2.1 kg
Dimensions52×27×24 cm
Airline fit40%
Price$240

Feature by feature

Fjallraven Singi StubbenFeatureExped Serac 25
Storage
N Compression N
None Expanded Capacity None
3 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
G-1000 HeavyDuty Eco S with reinforced, waterproof base in nylon420 D ripstop nylon, TPU film laminate, >10'000 mm water column

Exped Serac 25

Front facing view of the Exped Serac 25
Capacity25 L
Weight0.765 kg
Dimensions55×25×21 cm
Airline fit69%
Price$200

Key differences between the Fjallraven Singi Stubben and Exped Serac 25

Both have: backpack straps, sternum strap, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 75 accept both. 0 accept only the Fjallraven Singi Stubben, and 56 accept only the Exped Serac 25.

Only the Exped Serac 25 fits

Air Asia, Air Canada, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Pakistan International, Porter Airlines, Qantas Airways, Republic Airways, SAS Scandinavian, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic.

Fjallraven Singi Stubben vs. Exped Serac 25: which should you pack?

The Fjallraven Singi Stubben carries 2L more than the Exped Serac 25 (27L vs. 25L), while the Exped Serac 25 is the lighter pack at 0.765kg (vs. 2.1kg). For carry-on flexibility, the Exped Serac 25 fits 69% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Fjallraven Singi Stubben; if you want to travel lighter, the Exped Serac 25 is the better call.