B6 to B5 Conversion
B5 is exactly double B6. If you have a B6 design you want to print larger, you can scale it up to B5 by 141% (the inverse of the 70.7% reduction).
B6 (Original)
B6
125 × 176 mm
4.9 × 6.9 in
4.9 × 6.9 in
B5 (Enlarged)
B5
176 × 250 mm
6.9 × 9.8 in
6.9 × 9.8 in
📊 B6 → B5 Quick Facts:
• Scale Up: 141.4%
• Ratio: B5 = 2 × B6
• Enlarge Factor: Multiply dimensions by √2
• Uses: B5 for books, diaries, reference materials
• Scale Up: 141.4%
• Ratio: B5 = 2 × B6
• Enlarge Factor: Multiply dimensions by √2
• Uses: B5 for books, diaries, reference materials
📏 Complete Dimensions
| Unit | B6 | B5 |
|---|---|---|
| Millimetres | 125 × 176 mm | 176 × 250 mm |
| Centimetres | 12.5 × 17.6 cm | 17.6 × 25.0 cm |
| Inches | 4.9 × 6.9 in | 6.9 × 9.8 in |
| Pixels @ 72 DPI | 354 × 499 px | 499 × 709 px |
| Pixels @ 300 DPI | 1476 × 2079 px | 2079 × 2953 px |
| Pixels @ 600 DPI | 2953 × 4157 px | 4157 × 5906 px |
🔁 Related Conversions
- B6 to B7 – Half size
- B5 to B6 – Reverse conversion
- B5 to B4 – Double size
- B-Series Hub – All B-series sizes
❓ Frequently Asked Questions
Is B5 double B6? Yes — B5 is exactly double the area of B6.
How do I enlarge B6 to B5? Set your printer or software to 141% scale.