Fjallraven Singi Stubben vs. Kathmandu Dash 20L Lightweight Backpack

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 StubbenFeatureKathmandu Dash 20L Lightweight Backpack
Storage
N Compression N
None Expanded Capacity None
3 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt Y
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly optional
N Water Bottle Holder 1
Y Water Resistant N
Material
G-1000 HeavyDuty Eco S with reinforced, waterproof base in nylon210 Nylon HT Rip Stop Cordura™, 210 Polyester Oxford

Kathmandu Dash 20L Lightweight Backpack

Front facing view of the Kathmandu Dash 20L Lightweight Backpack
Capacity20 L
Weight0.44 kg
Dimensions46×25×22 cm
Airline fit75%
Price$100

Key differences between the Fjallraven Singi Stubben and Kathmandu Dash 20L Lightweight Backpack

Both have: backpack straps, sternum strap.

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 66 accept only the Kathmandu Dash 20L Lightweight Backpack.

Only the Kathmandu Dash 20L Lightweight Backpack 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, Etihad Airways, 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, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Jordanian, SAS Scandinavian, Scoot, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, Virgin Australia, WestJet.

Fjallraven Singi Stubben vs. Kathmandu Dash 20L Lightweight Backpack: which should you pack?

The Fjallraven Singi Stubben carries 7L more than the Kathmandu Dash 20L Lightweight Backpack (27L vs. 20L), while the Kathmandu Dash 20L Lightweight Backpack is the lighter pack at 0.44kg (vs. 2.1kg). For carry-on flexibility, the Kathmandu Dash 20L Lightweight Backpack fits 75% 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 Kathmandu Dash 20L Lightweight Backpack is the better call.