Which is larger, A4 or A5?

A4 is larger, with a surface area of 62370 mm², compared to 31080 mm² for A5. That is a difference of 100.7%.

Is A4 taller than A5?

Yes, A4 (297 mm) is taller than A5 (210 mm).

Units

Compare:

210 × 297 mm

With:

148 × 210 mm

Popular comparisons

70.5%

Reduced to 70.5%, A4 fits inside A5 without cropping. This fills the full width of A5 and leaves 1 mm of blank space down the height.

The primary difference between A4 and A5 is that A4 is taller and wider (210 × 297 mm) compared to A5 (148 × 210 mm).

In terms of surface area, A4 is 100.7% larger than A5.

An A4 piece of paper measures 210 × 297 mm or 8.3 × 11.7 inches. Cutting it in half will create two A5 sheets of paper. A4 is part of the A series.

An A5 piece of paper measures 148 × 210 mm or 5.8 × 8.3 inches. Cutting it in half will create two A6 sheets of paper. A5 is part of the A series.