DPI calculator: UK Billboard 12 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)
304.8 cm x 152.4 cm = 46451.52 cm2 (diagonal: 340.78 cm)
120 inch x 60 inch = 7200 inch2 (diagonal: 134.16 inch)
10 feet x 5 feet = 50 feet2 (diagonal: 11.18 feet)
3.33 yard x 1.67 yard = 5.56 yard2 (diagonal: 3.73 yard)
3.05 m x 1.52 m = 4.64 m2 (diagonal: 3.41 m)
Brut dimensions (with bleed)
3098.8 mm x 1574.8 mm = 4879990.24 mm2 (diagonal: 3476 mm)
309.88 cm x 157.48 cm = 48799.9 cm2 (diagonal: 347.6 cm)
122 inch x 62 inch = 7564 inch2 (diagonal: 136.85 inch)
10.16 feet x 5.16 feet = 52.43 feet2 (diagonal: 11.4 feet)
3.39 yard x 1.73 yard = 5.86 yard2 (diagonal: 3.81 yard)
3.11 m x 1.58 m = 4.91 m2 (diagonal: 3.49 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)
8640 px x 4320 px = 37.3 megapixels
= aspect ratio 2
Brut dimensions (with bleed)
8784 px x 4464 px = 39.2 megapixels

Some examples