Cabin Zero Classic Pro 32L vs. Six Moon Design All Day Carry Travel Backpack

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

Cabin Zero Classic Pro 32L

Front facing view of the Cabin Zero Classic Pro 32L
Capacity32 L
Weight1.2 kg
Dimensions46×31×20 cm
Airline fit94%
Price$141

Feature by feature

Cabin Zero Classic Pro 32LFeatureSix Moon Design All Day Carry Travel Backpack
Storage
4 Compression 4
None Expanded Capacity None
1 Opening 1
N Passport front
Y Passthrough Y
Carry
hideable Backpack hideable
hideable Hip Belt removable
Y Sternum Strap removable
Inside
15in Laptop 15in
2 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
600 Denier PolyesterRobic Nylon (100D and 200D Challenge Sailcloth EPX200 Challenge Sailcloth ULTRA

Six Moon Design All Day Carry Travel Backpack

Front facing view of the Six Moon Design All Day Carry Travel Backpack
Capacity35 L
Weight1.3 kg
Dimensions55×30×18 cm
Airline fit86%
Price$335

Key differences between the Cabin Zero Classic Pro 32L and Six Moon Design All Day Carry Travel Backpack

Both have: compression straps, luggage passthrough, backpack straps, laptop sleeve, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 163 accept both. 14 accept only the Cabin Zero Classic Pro 32L, and 0 accept only the Six Moon Design All Day Carry Travel Backpack.

Only the Cabin Zero Classic Pro 32L fits

American Eagle, Belavia, easyJet, Etihad Airways, Liat Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Scoot, Tiger Airways, Virgin Australia, WestJet.

Cabin Zero Classic Pro 32L vs. Six Moon Design All Day Carry Travel Backpack: which should you pack?

The Six Moon Design All Day Carry Travel Backpack carries 3L more than the Cabin Zero Classic Pro 32L (32L vs. 35L), while the Cabin Zero Classic Pro 32L is the lighter pack at 1.2kg (vs. 1.3kg). For carry-on flexibility, the Cabin Zero Classic Pro 32L fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Six Moon Design All Day Carry Travel Backpack; if you want to travel lighter, the Cabin Zero Classic Pro 32L is the better call.