Convert pixels per inch to samples per inch instantly. 1 ppi = 1 spi.
Formula: samples per inch = pixels per inch × 1
| Pixels Per Inch (ppi) | Samples Per Inch (spi) |
|---|---|
| 1 ppi | 1 spi |
| 2 ppi | 2 spi |
| 3 ppi | 3 spi |
| 5 ppi | 5 spi |
| 10 ppi | 10 spi |
| 20 ppi | 20 spi |
| 25 ppi | 25 spi |
| 50 ppi | 50 spi |
| 100 ppi | 100 spi |
| 1,000 ppi | 1,000 spi |