ISO A series
| Size | mm | Inches |
|---|---|---|
| A0 | 841 x 1189 | 33.11 x 46.81 |
| A1 | 594 x 841 | 23.39 x 33.11 |
| A2 | 420 x 594 | 16.54 x 23.39 |
| A3 | 297 x 420 | 11.69 x 16.54 |
| A4 | 210 x 297 | 8.27 x 11.69 |
| A5 | 148 x 210 | 5.83 x 8.27 |
| A6 | 105 x 148 | 4.13 x 5.83 |
US paper sizes
| Size | Inches | mm |
|---|---|---|
| Letter | 8.5 x 11 | 215.9 x 279.4 |
| Legal | 8.5 x 14 | 215.9 x 355.6 |
| Tabloid | 11 x 17 | 279.4 x 431.8 |
| Executive | 7.25 x 10.5 | 184.2 x 266.7 |
Print settings: choose A4 for most countries and Letter in the US.
Frequently asked questions
Is A4 bigger than Letter?
A4 is taller and narrower.
What is A3?
297 x 420 mm, twice A4.
Which countries use Letter?
US, Canada and parts of Latin America.