At 300 DPI, A2 needs about 4961×7016 px (portrait). At 150 DPI, about 2480×3508 px.
Why DPI changes the pixel count
Pixels = paper inches × DPI. Doubling DPI roughly doubles each side and quadruples total megapixels.
Portrait vs landscape
Swap width and height for landscape. Bleed and trim may require a few extra millimeters of image.
Pixels needed by DPI
| DPI | Pixels |
|---|---|
| 72 | 1191 × 1684 |
| 100 | 1654 × 2339 |
| 150 | 2480 × 3508 |
| 200 | 3307 × 4677 |
| 240 | 3969 × 5613 |
| 300 | 4961 × 7016 |
| 600 | 9921 × 14031 |
FAQ
How many pixels for A2 at 300 DPI?
About 4961×7016 px in portrait orientation.