| Size (inches) | Centimetres |
|---|
| 6 × 4 in | 15 × 10 cm |
| 8 × 6 in | 20 × 15 cm |
| 10 × 8 in | 25 × 20 cm |
| 12 × 8 in | 30 × 20 cm |
| 16 × 12 in | 41 × 30 cm |
| 20 × 16 in | 51 × 41 cm |
Sizes are the paper size. The photo's own shape is kept, so a little white border may show on some sizes.
