A4 paper size
8.27 × 11.69 in21 × 29.7 cm
A4 paper measures 210 × 297 mm (8.27 × 11.69 in). It is used for letters, documents and printing outside North America.
Paper size and pixels
Measurements
| Unit | Width × height |
|---|---|
| Millimeters | 210 × 297 mm |
| Centimeters | 21 × 29.7 cm |
| Inches | 8.27 × 11.69 in |
| Points (1/72 in) | 595 × 842 pt |
| Resolution | Pixels (portrait) |
|---|---|
| 300 DPI (print quality) | 2,480 × 3,508 |
| 150 DPI | 1,240 × 1,754 |
| 96 DPI (screen) | 794 × 1,123 |
| 72 DPI | 595 × 842 |
What to know
Every ISO A size has the same 1 : √2 proportion, so halving a sheet across its long side gives the next size down with the same shape. That is why an A4 page scales cleanly to A5 or A3 on a copier.
Questions people ask
What size is A4 paper in inches?
8.27 × 11.69 inches.
What size is A4 paper in centimeters?
21 × 29.7 cm.
How many pixels is A4 at 300 DPI?
2,480 × 3,508 pixels in portrait orientation.
Related sizes
Sources and method
Imperial and metric values are converted with 1 in = 25.4 mm exactly and rounded only for display. Found a mistake? Report it and we will correct the page.