Digital Image Resolution converter
Print and scan resolution: 300 DPI is the usual print target, 72.
Converter
Quick pairs
tap to loadOne dot per inch in every digital image resolution unit
9 rows| Unit | Symbol | 1 DPI equals |
|---|---|---|
| Dot per meter | dot/m | 39.37007874 |
| Dot per millimeter | dot/mm | 0.03937007874 |
| Dot per centimeter | dot/cm | 0.3937007874 |
| Pixel per inch | PPI | 1 |
| Pixel per centimeter | px/cm | 0.3937007874 |
| Pixel per millimeter | px/mm | 0.03937007874 |
| Line per inch | LPI | 1 |
| Line per millimeter | line/mm | 0.03937007874 |
| Sample per inch | SPI | 1 |
How the dot per inch to dot per centimeter conversion works
96 PPI the historic screen figure.
Multiply by 0.3937007874 to go from dot per inch to dot per centimeter:
dot/cm = DPI × 0.3937007874
Going the other way, multiply by 2.54, which is the same as dividing by 0.3937007874.
Questions
How many dot per centimeter are in one dot per inch?
One dot per inch equals 0.3937007874 dot per centimeter.
Which units does this digital image resolution converter cover?
10 units in total, all referenced to the dot per meter. They include dot per meter, dot per millimeter, dot per centimeter, dot per inch, pixel per inch, pixel per centimeter and more. Pick any pair from the two dropdown lists.
How precise are the results?
Every conversion is computed in your browser at double precision from the factors listed on this page, which follow the SI definitions and the exact international agreements for imperial and US customary units. Use the Decimals control to round the display without changing the underlying value.
Does anything I type leave my device?
No. The converter is plain JavaScript running locally, with no server round-trip, and the page keeps working offline once loaded.