A2 to A3 Conversion
A3 is exactly half of A2. Folding an A2 sheet in half gives you an A3 sheet. This conversion is very common in offices and design studios.
A2 (Original)
A2
420 × 594 mm
16.5 × 23.4 in
16.5 × 23.4 in
A3 (Result)
A3
297 × 420 mm
11.7 × 16.5 in
11.7 × 16.5 in
📊 A2 vs A3 Quick Facts:
• Ratio: 2 A3 sheets = 1 A2 sheet
• Fold: A2 folded in half gives A3
• Scale Factor: 70.7%
• Uses: A3 for posters, spreadsheets, drawings
• Ratio: 2 A3 sheets = 1 A2 sheet
• Fold: A2 folded in half gives A3
• Scale Factor: 70.7%
• Uses: A3 for posters, spreadsheets, drawings
📏 Complete Dimensions
| Unit | A2 | A3 |
|---|---|---|
| Millimetres | 420 × 594 mm | 297 × 420 mm |
| Centimetres | 42.0 × 59.4 cm | 29.7 × 42.0 cm |
| Inches | 16.5 × 23.4 in | 11.7 × 16.5 in |
| Pixels @ 72 DPI | 1191 × 1684 px | 842 × 1191 px |
| Pixels @ 300 DPI | 4961 × 7016 px | 3508 × 4961 px |
| Pixels @ 600 DPI | 9921 × 14031 px | 7016 × 9921 px |
🎨 Common Uses
- A2: Wall posters, presentation boards, art prints
- A3: Posters, diagrams, spreadsheets, architectural drawings
🔁 Related Conversions
- A2 to A1 – Double size
- A2 to A4 – Quarter size
- A2 to Pixels – Digital conversion
- A3 to A2 – Reverse (double)
- A3 to A4 – Half size
❓ Frequently Asked Questions
Is A3 half of A2? Yes — A3 is exactly half the area of A2.
How do I convert A2 to A3? Fold A2 in half, or scale down to 70.7% when printing.