SuperDry Mega Ripstop Tarp Backpack vs. Nomatic McKinnon Cube Pack

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

SuperDry Mega Ripstop Tarp Backpack

Front facing view of the SuperDry Mega Ripstop Tarp Backpack
Capacity21 L
Weight0 kg
Dimensions45×35×15 cm
Airline fit93%
Price$75

Feature by feature

SuperDry Mega Ripstop Tarp BackpackFeatureNomatic McKinnon Cube Pack
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
17in Laptop N
6 Main Compartments 1
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
PolyesterNylon

Nomatic McKinnon Cube Pack

Front facing view of the Nomatic McKinnon Cube Pack
Capacity21 L
Weight0.6 kg
Dimensions45×34×19 cm
Airline fit95%
Price$125

Key differences between the SuperDry Mega Ripstop Tarp Backpack and Nomatic McKinnon Cube Pack

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. 176 accept both. 0 accept only the SuperDry Mega Ripstop Tarp Backpack, and 3 accept only the Nomatic McKinnon Cube Pack.

Only the Nomatic McKinnon Cube Pack fits

Cayman Airways, Regional Express, Virgin Australia.

SuperDry Mega Ripstop Tarp Backpack vs. Nomatic McKinnon Cube Pack: which should you pack?

The SuperDry Mega Ripstop Tarp Backpack carries the same capacity as the Nomatic McKinnon Cube Pack (21L vs. 21L), and the two are closely matched on weight. For carry-on flexibility, the Nomatic McKinnon Cube Pack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the SuperDry Mega Ripstop Tarp Backpack; if you want to travel lighter, the Nomatic McKinnon Cube Pack is the better call.