Convert pixel per centimetres to pixel per inchs
1 px/cm = 2.54 ppi — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
2.54ppi
As a fraction: 127/50
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1 px/cm = 2.54 ppi
Show this value in all 6 display resolution density units
- Pixel per metres px/m 100
- Pixel per millimetres px/mm 0.1
- Pixel per centimetres px/cm 1
- Pixel per inchs ppi 2.54
- CSS dots per pixel units dppx 0.026 458 333 333 3
- CSS dots per centimetres dpcm 1
Every row is Pixel per centimetre (px/cm) converted through the pixel per meter, in exact rational arithmetic.
How to convert pixel per centimetres to pixel per inchs
Multiply the number of pixel per centimetres by 2.54 to get pixel per inchs.
The exact factor is 2.54 — as a fraction, 127/50.
Pixel per centimetre to Pixel per inch conversion table
| Pixel per centimetres (px/cm) | Pixel per inchs (ppi) |
|---|---|
| 1 px/cm | 2.54 |
| 2 px/cm | 5.08 |
| 3 px/cm | 7.62 |
| 5 px/cm | 12.7 |
| 10 px/cm | 25.4 |
| 20 px/cm | 50.8 |
| 25 px/cm | 63.5 |
| 50 px/cm | 127 |
| 100 px/cm | 254 |
| 250 px/cm | 635 |
| 500 px/cm | 1270 |
| 1000 px/cm | 2540 |
Pixel per inch to Pixel per centimetre conversion table
| Pixel per inchs (ppi) | Pixel per centimetres (px/cm) |
|---|---|
| 1 ppi | 0.393 700 79 |
| 2 ppi | 0.787 401 57 |
| 3 ppi | 1.181 102 4 |
| 5 ppi | 1.968 503 9 |
| 10 ppi | 3.937 007 9 |
| 20 ppi | 7.874 015 7 |
| 25 ppi | 9.842 519 7 |
| 50 ppi | 19.685 039 |
| 100 ppi | 39.370 079 |
| 250 ppi | 98.425 197 |
| 500 ppi | 196.850 39 |
| 1000 ppi | 393.700 79 |
Frequently asked
How many pixel per inchs are in a pixel per centimetre?
One pixel per centimetre equals 2.54 pixel per inchs (px/cm → ppi). That figure is exact, not rounded.
How do you convert pixel per centimetres to pixel per inchs?
Multiply the number of pixel per centimetres by 2.54 to get pixel per inchs.
What is 1 ppi in pixel per centimetres?
One pixel per inch is 0.3937007874 pixel per centimetres.
What is 10 px/cm in ppi?
10 px/cm = 25.4 ppi.