Convert Dots per Inch to Dots per Millimeter
1 dot per inch = 0.039370079 dots per millimeter. Multiply the number of dots per inch by 0.0393700787402.
Result
1 dpi = 0.03937007874 dpmm
Multiply the number of dots per inch by 0.0393700787402.
Results are rounded for display. Double-check values for critical work.
Popular image resolution conversions
Dots per Inch to Dots per Millimeter table
| Dots per Inch | Dots per Millimeter |
|---|---|
| 1 dpi | 0.039370079 dpmm |
| 2 dpi | 0.078740157 dpmm |
| 3 dpi | 0.11811024 dpmm |
| 4 dpi | 0.15748031 dpmm |
| 5 dpi | 0.19685039 dpmm |
| 10 dpi | 0.39370079 dpmm |
| 20 dpi | 0.78740157 dpmm |
| 25 dpi | 0.98425197 dpmm |
| 50 dpi | 1.9685039 dpmm |
| 100 dpi | 3.9370079 dpmm |
| 500 dpi | 19.685039 dpmm |
| 1000 dpi | 39.370079 dpmm |
About these units
The dot per inch (dpi) is an imperial unit of image resolution.
The dot per millimeter (dpmm) is a metric unit of image resolution, equal to 25.4 dots per inch.
Going the other way, 1 dot per millimeter = 25.4 dots per inch. Print resolution is quoted in dots or pixels per inch in the US and per centimetre in much of Europe. 300 DPI, the usual target for sharp photo prints, is about 118 dots per centimetre.
Frequently asked
- How many dots per millimeter are in a dot per inch?
- 1 dot per inch = 0.039370079 dots per millimeter.
- How do you convert dots per inch to dots per millimeter?
- Multiply the number of dots per inch by 0.0393700787402.
- What is 10 dpi in dpmm?
- 10 dpi = 0.39370079 dpmm.