what are the dimensions of a4 paper

June 28, 2026

A4 paper measures 210 mm × 297 mm , which is approximately 8.27 in × 11.69 in.

Since your prompt is blog-style, here’s a short, structured “Quick Scoop” you can use.

Quick Scoop: What Are the Dimensions of A4 Paper?

Exact A4 Dimensions

In millimetres: 210 mm (width) × 297 mm (height).

In centimetres: 21.0 cm × 29.7 cm.

In inches: 8.27 in × 11.69 in (often rounded to 8.3" × 11.7").

A4 is part of the ISO 216 “A-series” and is the standard office paper size in most of the world (letters, reports, forms, etc.).

Fast Facts (for readers and SEO)

A4 size in mm: 210 × 297.

A4 size in inches: 8.27 × 11.69.

A4 belongs to the A-series (A0, A1, A2, A3, A4, A5, …), where each size is half the area of the previous one.

You can think of A4 as the “default” document sheet: if someone in Europe or most of the world says “print this,” they almost always mean A4.

HTML Table Version (as requested)

html

<table>
  <thead>
    <tr>
      <th>Unit</th>
      <th>Width</th>
      <th>Height</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>Millimetres</td>
      <td>210 mm</td>
      <td>297 mm</td>
    </tr>
    <tr>
      <td>Centimetres</td>
      <td>21.0 cm</td>
      <td>29.7 cm</td>
    </tr>
    <tr>
      <td>Inches</td>
      <td>8.27 in</td>
      <td>11.69 in</td>
    </tr>
  </tbody>
</table>

Information gathered from public forums or data available on the internet and portrayed here.