Gossamer Gear Mariposa vs. ULA Equipment Ultra Camino

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 MariposaFeatureULA Equipment Ultra Camino
Storage
2 Compression >5
None Expanded Capacity None
0 Opening 1
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt Y
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, side
Y Water Resistant Y
Material
100D & 210D Recycled Robic NylonULTRA 400TX

ULA Equipment Ultra Camino

Front facing view of the ULA Equipment Ultra Camino
Capacity54 L
Weight1.4 kg
Dimensions56×33×21 cm
Airline fit47%
Price$400

Key differences between the Gossamer Gear Mariposa and ULA Equipment Ultra Camino

Both have: backpack straps, sternum strap, 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. 88 accept both. 1 accept only the Gossamer Gear Mariposa, and 0 accept only the ULA Equipment Ultra Camino.

Only the Gossamer Gear Mariposa fits

Great Lakes Airlines.

Gossamer Gear Mariposa vs. ULA Equipment Ultra Camino: which should you pack?

The ULA Equipment Ultra Camino carries 18L more than the Gossamer Gear Mariposa (36L vs. 54L), while the Gossamer Gear Mariposa is the lighter pack at 0.9kg (vs. 1.4kg). For carry-on flexibility, the Gossamer Gear Mariposa fits 47% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the ULA Equipment Ultra Camino; if you want to travel lighter, the Gossamer Gear Mariposa is the better call.