Peak Design Everyday Backpack Zip vs. Ortlieb Commuter Daypack Urban Line

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

Peak Design Everyday Backpack Zip

Front facing view of the Peak Design Everyday Backpack Zip
Capacity20 L
Weight1.55 kg
Dimensions47×29×16 cm
Airline fit93%
Price$220

Feature by feature

Peak Design Everyday Backpack ZipFeatureOrtlieb Commuter Daypack Urban Line
Storage
N Compression N
20L Expanded Capacity None
1 Opening 2
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
removable Sternum Strap removable
Inside
15in Laptop 15in
1 Main Compartments 1
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder N
Y Water Resistant Y
Material
400D double poly-coated DWR-impregnated nylon canvas shellPS55C

Ortlieb Commuter Daypack Urban Line

Front facing view of the Ortlieb Commuter Daypack Urban Line
Capacity21 L
Weight0.74 kg
Dimensions50×30×15.5 cm
Airline fit92%
Price$200

Key differences between the Peak Design Everyday Backpack Zip and Ortlieb Commuter Daypack Urban Line

Both have: backpack straps, sternum strap, laptop sleeve, built-in organizer, 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. 2 accept only the Peak Design Everyday Backpack Zip, and 0 accept only the Ortlieb Commuter Daypack Urban Line.

Only the Peak Design Everyday Backpack Zip fits

Regional Express, Virgin Australia.

Peak Design Everyday Backpack Zip vs. Ortlieb Commuter Daypack Urban Line: which should you pack?

The Ortlieb Commuter Daypack Urban Line carries 1L more than the Peak Design Everyday Backpack Zip (20L vs. 21L), while the Ortlieb Commuter Daypack Urban Line is the lighter pack at 0.74kg (vs. 1.55kg). For carry-on flexibility, the Peak Design Everyday Backpack Zip fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Ortlieb Commuter Daypack Urban Line; if you want to travel lighter, the Ortlieb Commuter Daypack Urban Line is the better call.