Is A5 bigger or smaller than A4?
| Paper | mm | mm | inches | inches |
| A2 | 420 | 594 | 16 1/2 | 23 2/5 |
| A3 | 297 | 420 | 11 2/3 | 16 1/2 |
| A4 | 210 | 297 | 8 1/4 | 11 2/3 |
| A5 | 148.5 | 210 | 5 6/7 | 8 1/4 |
| A6 | 105 | 148.5 | 4 1/7 | 5 6/7 |
| A7 | 74 | 105 | 3 | 4 1/7 |
Other paper sizes are SRA2, SRA3, RA2, RA3, B2, B3, B4, etc. Don’t be confused – just ask.
