Dimensions of C4 format

C series of paper sizes is defined by ISO 2016.

The height divided by the width of all formats
of A, B and C series is the square root of two (1.4142).

Height of C4 format: 324 mm = 32,4 cm
Width of C4 format: 229 mm = 22,9 cm

Dimensions of C4 format in mm: 229 x 324 mm
Dimensions of C4 format in cm: 22,9 x 32,4 cm
Dimensions of C4 format in inches: 9,02" x 12,76"

Print ready file dimensions in pixels at 300 DPI: 2 705 x 3 827 px
Print ready file dimensions in pixels at 72 DPI: 649 x 918 px