Nordace Eliz vs. Boundary Supply Rennen X-Pac Daypack

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

Nordace Eliz

Front facing view of the Nordace Eliz
Capacity18 L
Weight1 kg
Dimensions44×31×13 cm
Airline fit95%
Price$148

Feature by feature

Nordace ElizFeatureBoundary Supply Rennen X-Pac Daypack
Storage
N Compression N
None Expanded Capacity None
3 Opening 4
Y Passport N
Y Passthrough N
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 1
Y Water Resistant Y
Material
Nylon & Microfiber LeatherCustom VX21 X-Pac material

Boundary Supply Rennen X-Pac Daypack

Front facing view of the Boundary Supply Rennen X-Pac Daypack
Capacity22 L
Weight0.9 kg
Dimensions46×28×18 cm
Airline fit95%
Price$170

Key differences between the Nordace Eliz and Boundary Supply Rennen X-Pac Daypack

Both have: backpack straps, laptop sleeve, 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. 177 accept both. 2 accept only the Nordace Eliz, and 2 accept only the Boundary Supply Rennen X-Pac Daypack.

Only the Nordace Eliz fits

Air Tahiti, Gulf Air.

Only the Boundary Supply Rennen X-Pac Daypack fits

Air Niugini, Great Lakes Airlines.

Nordace Eliz vs. Boundary Supply Rennen X-Pac Daypack: which should you pack?

The Boundary Supply Rennen X-Pac Daypack carries 4L more than the Nordace Eliz (18L vs. 22L), while the Boundary Supply Rennen X-Pac Daypack is the lighter pack at 0.9kg (vs. 1kg). For carry-on flexibility, the Nordace Eliz fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Boundary Supply Rennen X-Pac Daypack; if you want to travel lighter, the Boundary Supply Rennen X-Pac Daypack is the better call.