OPPOSETHIS Invisible Two - 2020 vs. Kathmandu Cotinga Kid's Pack

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

OPPOSETHIS Invisible Two - 2020

Front facing view of the OPPOSETHIS Invisible Two - 2020
Capacity23 L
Weight0.9 kg
Dimensions49×30×16 cm
Airline fit92%
Price$208

Feature by feature

OPPOSETHIS Invisible Two - 2020FeatureKathmandu Cotinga Kid's Pack
Storage
N Compression Y
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
16in Laptop N
1 Main Compartments 1
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 1
Y Water Resistant Y
Material
800x600D lightweight waterproof nylon-polyester blend100% Polyester

Kathmandu Cotinga Kid's Pack

Front facing view of the Kathmandu Cotinga Kid's Pack
Capacity20 L
Weight0.42 kg
Dimensions41×27×20.5 cm
Airline fit76%
Price$60

Key differences between the OPPOSETHIS Invisible Two - 2020 and Kathmandu Cotinga Kid's Pack

Both have: backpack straps, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 138 accept both. 35 accept only the OPPOSETHIS Invisible Two - 2020, and 6 accept only the Kathmandu Cotinga Kid's Pack.

Only the OPPOSETHIS Invisible Two - 2020 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, 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 Cotinga Kid's Pack fits

American Eagle, Great Lakes Airlines, Gulf Air, Ravn Alaska, Regional Express, Virgin Australia.

OPPOSETHIS Invisible Two - 2020 vs. Kathmandu Cotinga Kid's Pack: which should you pack?

The OPPOSETHIS Invisible Two - 2020 carries 3L more than the Kathmandu Cotinga Kid's Pack (23L vs. 20L), while the Kathmandu Cotinga Kid's Pack is the lighter pack at 0.42kg (vs. 0.9kg). For carry-on flexibility, the OPPOSETHIS Invisible Two - 2020 fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the OPPOSETHIS Invisible Two - 2020; if you want to travel lighter, the Kathmandu Cotinga Kid's Pack is the better call.