DPI calculator: Photo 8 x 8

Use this calculator to find out how many pixels (resolution) an image should have to be printed at a certain size.

Print Dimensions

Net dimensions (no bleed)
203.2 mm x 203.2 mm = 41290.24 mm2 (diagonal: 287.37 mm)
20.32 cm x 20.32 cm = 412.9 cm2 (diagonal: 28.74 cm)
8 inch x 8 inch = 64 inch2 (diagonal: 11.31 inch)

Print Pixel Size

Dots-per-inch
Printer resolution = 300 dpi = 118 dots/cm
Printer pitch = 85 µm / micrometer (size of 1 pixel)
Net dimensions (no bleed)
2400 px x 2400 px = 5.8 megapixels
= aspect ratio 1

Some examples