Printing 4.2 inch x 2.4 inch @ 300 dpi

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

Input Parameters

Dimensions
4.2 inch x 2.4 inch
A/R: 1.75
aspect ratio
2.4 inch x 4.2 inch
A/R: 0.57
rotated 90°
Printer resolution
Imperial
300 dpi
dots per inch
Metric
118 dots/cm
dots/in ÷ 2.54 cm/in
Printer pitch (dot size)
85 µm
25400 mm/in ÷ dots/in

Print Dimensions

Net (without bleed)
106.68 mm x 60.96 mm
6503 mm2
diagonal: 122.87 mm
10.67 cm x 6.1 cm
65.09 cm2
diagonal: 12.29 cm
4.2 inch x 2.4 inch
10.08 inch2
diagonal: 4.84 inch

Print Pixel Size

Net dimensions (no bleed)
Pixel dimensions
1260 x 720 pixels
width x height
Megapixels
0.9 megapixels

Common examples

References

  • Dots per inch
  • Bleed (printing)