Which is larger, A0 or A1?

A0 is larger, with a surface area of 999949 mm², compared to 499554 mm² for A1. That is a difference of 100.2%.

Is A0 taller than A1?

Yes, A0 (1189 mm) is taller than A1 (841 mm).

Units

Compare:

841 × 1189 mm

With:

594 × 841 mm

Popular comparisons

70.6%

Reduced to 70.6%, A0 fits inside A1 without cropping. This fills the full width of A1 and leaves 1 mm of blank space down the height.

The primary difference between A0 and A1 is that A0 is taller and wider (841 × 1189 mm) compared to A1 (594 × 841 mm).

In terms of surface area, A0 is 100.2% larger than A1.

An A0 piece of paper measures 841 × 1189 mm or 33.1 × 46.8 inches. Cutting it in half will create two A1 sheets of paper. A0 is part of the A series.

An A1 piece of paper measures 594 × 841 mm or 23.4 × 33.1 inches. Cutting it in half will create two A2 sheets of paper. A1 is part of the A series.