Nordace Windsor vs. Cotopaxi Allpa Travel Pack 42L Del Día

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

Nordace Windsor

Front facing view of the Nordace Windsor
Capacity22 L
Weight1.14 kg
Dimensions46×29×18 cm
Airline fit94%
Price$135

Feature by feature

Nordace WindsorFeatureCotopaxi Allpa Travel Pack 42L Del Día
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
Y Passport Y
Y Passthrough
Carry
Y Backpack hideable
N Hip Belt removable
Y Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 1
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly Y
N Water Bottle Holder N
Y Water Resistant Y
Material
900D POLYESTER WITH PU LAYER100% repurposed nylon

Cotopaxi Allpa Travel Pack 42L Del Día

Front facing view of the Cotopaxi Allpa Travel Pack 42L Del Día
Capacity42 L
Weight1.905 kg
Dimensions55×34×22.5 cm
Airline fit68%
Price$200

Key differences between the Nordace Windsor and Cotopaxi Allpa Travel Pack 42L Del Día

Both have: passport pocket, 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. 129 accept both. 49 accept only the Nordace Windsor, and 0 accept only the Cotopaxi Allpa Travel Pack 42L Del Día.

Only the Nordace Windsor fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, Ravn Alaska, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Scoot, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, WestJet, Xiamen.

Nordace Windsor vs. Cotopaxi Allpa Travel Pack 42L Del Día: which should you pack?

The Cotopaxi Allpa Travel Pack 42L Del Día carries 20L more than the Nordace Windsor (22L vs. 42L), while the Nordace Windsor is the lighter pack at 1.14kg (vs. 1.905kg). For carry-on flexibility, the Nordace Windsor fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cotopaxi Allpa Travel Pack 42L Del Día; if you want to travel lighter, the Nordace Windsor is the better call.