What size is A4 in inches?
210 × 297 mm converts to 8.27 × 11.69 in. The game scores the long edge, 297 mm.
A4 paper size
ISO 216 defines A4 as 210 × 297 mm. The inches on this page, 8.27 × 11.69 in, are that size converted. Some pages round it to 8.3 × 11.7 in, and one paper-mill page uses 8.25 × 11.75 in. Our game scores the long edge, 297 mm.
The measurement we use
| Object | A4 paper (long edge) |
|---|---|
| Dimension | long edge |
| Caliber | exact conversion of 210 × 297 mm |
| Value | 297 mm (11.69 in) |
| Value type | B · reviewed compilation — sourced fact |
| Checked |
Why our number may differ from somewhere else you read
Different published figures usually measure different things. The first row is the one our game scores.
| Published figure | What it actually counts | Where you will see it | Tier |
|---|---|---|---|
| 297 mm (11.69 in) | exact conversion of 210 × 297 mm | papersizes.org | B |
| 8.3 × 11.7 in | rounded to one decimal place | papersizes.org | B |
| 8.25 × 11.75 in | coarsest fraction, about 1.5 mm longer on the long edge | Neenah Paper | A |
How big is it next to something you can touch
- In our library, basketball is 239 mm tall. Set next to that, A4 paper (long edge) is about 1.2 times as tall as Basketball.
- Golden retriever is 597 mm tall. Set next to that, A4 paper (long edge) is about 2.0 times shorter than Golden retriever.
People also ask
What size is A4 in cm?
21.0 × 29.7 cm. That is the same 210 × 297 mm sheet.
Why do some pages say 8.3 by 11.7, or 11.75 inches?
8.3 × 11.7 in is the size rounded to one decimal. 8.25 × 11.75 in is the coarse fraction 8-1/4 × 11-3/4, about 1.5 mm long on the long edge. The exact long edge is 11.69 in.
Source for this number
papersizes.org B, checked . ISO A4 long edge is 297 mm. The sheet is 210 mm wide, and that width is not the scored dimension.
Think this number is wrong?
We re-verify every reported value against its source before the next release, and log the change on the change log. Send the object name, the number you saw, and a link that states it. A primary source moves fastest.