HEIMPLANET Monolith 22L vs. Cabin Zero Gap Year 28L

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

HEIMPLANET Monolith 22L

Front facing view of the HEIMPLANET Monolith 22L
Capacity22 L
Weight1.1 kg
Dimensions50×30×15 cm
Airline fit92%
Price$190

Feature by feature

HEIMPLANET Monolith 22LFeatureCabin Zero Gap Year 28L
Storage
Y Compression 2
None Expanded Capacity None
1 Opening 1
front Passport front
N Passthrough N
Carry
hideable Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
3 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 1, side
Y Water Resistant Y
Material
840 D Ballistic Nylon, PU coated 1680 D Ballistic Nylon, PU coated600D polyester

Cabin Zero Gap Year 28L

Front facing view of the Cabin Zero Gap Year 28L
Capacity28 L
Weight0.7 kg
Dimensions39×30×20 cm
Airline fit98%
Price$110

Key differences between the HEIMPLANET Monolith 22L and Cabin Zero Gap Year 28L

Both have: passport pocket, laptop sleeve, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 173 accept both. 0 accept only the HEIMPLANET Monolith 22L, and 13 accept only the Cabin Zero Gap Year 28L.

Only the Cabin Zero Gap Year 28L fits

Air Tahiti, American Eagle, easyJet, Gulf Air, LC Perú, Lion Air Group, Ravn Alaska, Regional Express, Spring Airlines, Virgin Australia, VivaColombia, Volaris, Wizz Air.

HEIMPLANET Monolith 22L vs. Cabin Zero Gap Year 28L: which should you pack?

The Cabin Zero Gap Year 28L carries 6L more than the HEIMPLANET Monolith 22L (22L vs. 28L), while the Cabin Zero Gap Year 28L is the lighter pack at 0.7kg (vs. 1.1kg). For carry-on flexibility, the Cabin Zero Gap Year 28L fits 98% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cabin Zero Gap Year 28L; if you want to travel lighter, the Cabin Zero Gap Year 28L is the better call.