Waymark Dark Sky vs. Patagonia Ultralight Black Hole® Tote Pack 27L

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

Waymark Dark Sky

Front facing view of the Waymark Dark Sky
Capacity16 L
Weight0.4 kg
Dimensions41×27×14 cm
Airline fit96%
Price$115

Feature by feature

Waymark Dark SkyFeaturePatagonia Ultralight Black Hole® Tote Pack 27L
Storage
N Compression N
None Expanded Capacity None
0 Opening 4
N Passport front
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
N Laptop N
2 Main Compartments 2
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Recycled RBC350 Ripstop Polyester, RBC600, RBC200 fabricsBody: 2.4-oz 70-denier ripstop nylon Lining: 3-oz 200-denier 100% polyester with a PU coating

Patagonia Ultralight Black Hole® Tote Pack 27L

Front facing view of the Patagonia Ultralight Black Hole® Tote Pack 27L
Capacity27 L
Weight0.4 kg
Dimensions39×26×20 cm
Airline fit99%
Price$100

Key differences between the Waymark Dark Sky and Patagonia Ultralight Black Hole® Tote Pack 27L

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. 181 accept both. 0 accept only the Waymark Dark Sky, and 6 accept only the Patagonia Ultralight Black Hole® Tote Pack 27L.

Only the Patagonia Ultralight Black Hole® Tote Pack 27L fits

LC Perú, Lion Air Group, Spring Airlines, VivaColombia, Volaris, Wizz Air.

Waymark Dark Sky vs. Patagonia Ultralight Black Hole® Tote Pack 27L: which should you pack?

The Patagonia Ultralight Black Hole® Tote Pack 27L carries 11L more than the Waymark Dark Sky (16L vs. 27L), while the Waymark Dark Sky is the lighter pack at 0.4kg (vs. 0.4kg). For carry-on flexibility, the Patagonia Ultralight Black Hole® Tote Pack 27L fits 99% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Ultralight Black Hole® Tote Pack 27L; if you want to travel lighter, the Waymark Dark Sky is the better call.