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Home›Digital-image-resolution Conversion›Convert pixel-per-inch to dot-per-millimeter

Pixels per inch to Dots per millimeter Converter

Adjust the numbers below — results update instantly
ppi
0.03937
dot/mm
1ppi × (39.37007874 / 1000) = 0.039370079dot/mm
→ Rounded to display: 0.03937dot/mm
Dots per millimeter to pixels per inch

How to Convert Pixels per inch to Dots per millimeter

Example:

15 ppi = 0.590551 dot/mm

1 ppi = 0.03937 dot/mm | 1 dot/mm = 25.4 ppi

Conversion Steps:

15 × (39.37007874 / 1000) = 0.590551181

Conversion table from Pixels per inch to Dots per millimeter

Pixels per inch [ppi]Dots per millimeter [dot/mm]
0.01 ppi0.000394 dot/mm
0.1 ppi0.003937 dot/mm
1 ppi0.03937 dot/mm
2 ppi0.07874 dot/mm
3 ppi0.11811 dot/mm
5 ppi0.19685 dot/mm
10 ppi0.393701 dot/mm
20 ppi0.787402 dot/mm
50 ppi1.968504 dot/mm
100 ppi3.937008 dot/mm
1000 ppi39.370079 dot/mm