DPI calculator: UK Billboard 6 sheet

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)
120 cm x 180 cm = 21600 cm2 (diagonal: 216.33 cm)
47.24 inch x 70.87 inch = 3347.9 inch2 (diagonal: 85.17 inch)
3.94 feet x 5.91 feet = 23.29 feet2 (diagonal: 7.1 feet)
1.31 yard x 1.97 yard = 2.58 yard2 (diagonal: 2.37 yard)
1.2 m x 1.8 m = 2.16 m2 (diagonal: 2.16 m)
Brut dimensions (with bleed)
1250.8 mm x 1850.8 mm = 2314980.64 mm2 (diagonal: 2233.82 mm)
125.08 cm x 185.08 cm = 23149.81 cm2 (diagonal: 223.38 cm)
49.24 inch x 72.87 inch = 3588.12 inch2 (diagonal: 87.95 inch)
4.1 feet x 6.07 feet = 24.89 feet2 (diagonal: 7.32 feet)
1.37 yard x 2.03 yard = 2.78 yard2 (diagonal: 2.45 yard)
1.26 m x 1.86 m = 2.34 m2 (diagonal: 2.25 m)

Print Pixel Size

Dots-per-inch
Printer resolution = 72 dpi = 28 dots/cm
Printer pitch = 353 µm / micrometer (size of 1 pixel)
Net dimensions (no bleed)
3401 px x 5103 px = 17.4 megapixels
= aspect ratio 0.666
Brut dimensions (with bleed)
3545 px x 5247 px = 18.6 megapixels

Some examples