A5 size: dimensions and most common uses
The dimensions of A5 format are as follows: 210 x 148 mm or 21 x 14.8 cm. Compared to other formats, A5 is: double A6, half A4 and a quarter of A3. Like the other most common formats, A5 is regulated by international paper size standard ISO 216, based on German standard DIN 476.
An A5 sheet has the following dimensions in inches/pixels:
Remember that with pixels, the dimensions depend on the resolution. The higher the resolution, the higher the number of pixels.