Convert Dots per Millimeter to Dots per Inch
1 dot per millimeter = 25.4 dots per inch. Multiply the number of dots per millimeter by 25.4.
Result
1 dpmm = 25.4 dpi
Multiply the number of dots per millimeter by 25.4.
Results are rounded for display. Double-check values for critical work.
Popular image resolution conversions
Dots per Millimeter to Dots per Inch table
| Dots per Millimeter | Dots per Inch |
|---|---|
| 1 dpmm | 25.4 dpi |
| 2 dpmm | 50.8 dpi |
| 3 dpmm | 76.2 dpi |
| 4 dpmm | 101.6 dpi |
| 5 dpmm | 127 dpi |
| 10 dpmm | 254 dpi |
| 20 dpmm | 508 dpi |
| 25 dpmm | 635 dpi |
| 50 dpmm | 1,270 dpi |
| 100 dpmm | 2,540 dpi |
| 500 dpmm | 12,700 dpi |
| 1000 dpmm | 25,400 dpi |
About these units
The dot per millimeter (dpmm) is a metric unit of image resolution, equal to 25.4 dots per inch.
The dot per inch (dpi) is an imperial unit of image resolution.
Going the other way, 1 dot per inch = 0.039370079 dots per millimeter. 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 inch are in a dot per millimeter?
- 1 dot per millimeter = 25.4 dots per inch.
- How do you convert dots per millimeter to dots per inch?
- Multiply the number of dots per millimeter by 25.4.
- What is 10 dpmm in dpi?
- 10 dpmm = 254 dpi.