Exped Mountain Pro 20 vs. Kathmandu Dash 20L Lightweight Backpack

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

Exped Mountain Pro 20

Front facing view of the Exped Mountain Pro 20
Capacity20 L
Weight1.12 kg
Dimensions50×29×17 cm
Airline fit92%
Price$250

Feature by feature

Exped Mountain Pro 20FeatureKathmandu 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
removable 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
420 D Oxford nylon, PU coated, 3'000 mm water column210 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 Exped Mountain Pro 20 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. 137 accept both. 36 accept only the Exped Mountain Pro 20, and 4 accept only the Kathmandu Dash 20L Lightweight Backpack.

Only the Exped Mountain Pro 20 fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

Only the Kathmandu Dash 20L Lightweight Backpack fits

Great Lakes Airlines, Ravn Alaska, Regional Express, Virgin Australia.

Exped Mountain Pro 20 vs. Kathmandu Dash 20L Lightweight Backpack: which should you pack?

The Exped Mountain Pro 20 carries the same capacity as the Kathmandu Dash 20L Lightweight Backpack (20L vs. 20L), while the Kathmandu Dash 20L Lightweight Backpack is the lighter pack at 0.44kg (vs. 1.12kg). For carry-on flexibility, the Exped Mountain Pro 20 fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Exped Mountain Pro 20; if you want to travel lighter, the Kathmandu Dash 20L Lightweight Backpack is the better call.