A5 to A4 Conversion

A4 is exactly double A5. If you have an A5 design you want to print larger, you can scale it up to A4 by 141% (the inverse of the 70.7% reduction).

A5 (Original)
A5
148 × 210 mm
5.8 × 8.3 in
A4 (Enlarged)
A4
210 × 297 mm
8.3 × 11.7 in
📊 A5 → A4 Quick Facts:
• Scale Up: 141.4%
• Ratio: A4 = 2 × A5
• Enlarge Factor: Multiply dimensions by √2
• Uses: Standard documents, letters, forms

📏 Complete Dimensions

UnitA5A4
Millimetres148 × 210 mm210 × 297 mm
Centimetres14.8 × 21.0 cm21.0 × 29.7 cm
Inches5.8 × 8.3 in8.3 × 11.7 in
Pixels @ 72 DPI420 × 595 px595 × 842 px
Pixels @ 300 DPI1748 × 2480 px2480 × 3508 px
Pixels @ 600 DPI3508 × 4961 px4961 × 7016 px

🖨️ Printing A5 to A4

  • Scale up 141% in your printer settings
  • Check bleed if printing to the edge
  • Verify DPI remains at least 300 for A4 quality
  • Consider tiling if you don't have an A4 printer

🔁 Related Conversions

❓ Frequently Asked Questions

Is A4 double A5? Yes — A4 is exactly double the area of A5.

How do I enlarge A5 to A4? Set your printer or software to 141% scale.