📄 Paper Sizes
A4 paper to A4 dimensions Converter
Convert A4 paper to A4 dimensions instantly with a reference conversion table.
A4 paper to A4 dimensions
→
Common conversions
| A4 paper | A4 dimensions |
|---|
Formula:
How to convert A4 paper to A4 dimensions
1
Enter your value
Type the number of a4 paper you want to convert into the left box. The result in a4 dimensions appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — A4 dimensions to A4 paper. Your current value carries across so you don't have to re-enter anything.
3
About A4 paper and A4 dimensions
A4 paper and A4 dimensions are common paper measurements.
💡 Did you know?
A4 = 210 × 297 mm = 8.268 × 11.693 in. The ratio is exactly √2 — fold A4 in half and you get A5 (148 × 210 mm) with the same aspect ratio. Every ISO 216 A-size is related this way. One A0 sheet (841 × 1189 mm) has an area of exactly 1 m².
Reviewed for 2026. A4 paper ↔ A4 dimensions conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.