Gossamer Gear Mariposa vs. Atom Packs "Atom+"

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

Gossamer Gear Mariposa

Front facing view of the Gossamer Gear Mariposa
Capacity36 L
Weight0.9 kg
Dimensions56×28×14 cm
Airline fit47%
Price$315

Feature by feature

Gossamer Gear MariposaFeatureAtom Packs "Atom+"
Storage
2 Compression N
None Expanded Capacity None
0 Opening 2
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
removable Sternum Strap removable
Inside
N Laptop N
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2
Y Water Resistant Y
Material
100D & 210D Recycled Robic Nylon210d Robic

Atom Packs "Atom+"

Front facing view of the Atom Packs "Atom+"
Capacity50 L
Weight0 kg
Dimensions0×0×0 cm
Airline fit%
Price$242

Key differences between the Gossamer Gear Mariposa and Atom Packs "Atom+"

Both have: backpack straps, hip belt, sternum strap, water resistant.

Gossamer Gear Mariposa vs. Atom Packs "Atom+": which should you pack?

The Atom Packs "Atom+" carries 14L more than the Gossamer Gear Mariposa (36L vs. 50L), and the two are closely matched on weight. If you prioritise packing volume, choose the Atom Packs "Atom+"; if you want to travel lighter, the Gossamer Gear Mariposa is the better call.