B9 Paper Size
B9 paper measures 44 × 62 mm (1.73 × 2.44 in).
| Millimetres | 44 × 62 mm |
|---|---|
| Centimetres | 4.4 × 6.2 cm |
| Inches | 1.73 × 2.44 in |
| Aspect ratio (long ÷ short) | 1.409 |
| Series | ISO 216 B series (sizes between the A sizes) |
| Compare | A9 is 37 × 52 mm |
| Resolution | Width × height | Typical use |
|---|---|---|
| 72 PPI | 125 × 176 px | Screen design (PDF points) |
| 96 PPI | 166 × 234 px | Web / CSS pixels |
| 150 PPI | 260 × 366 px | Draft print quality |
| 300 PPI | 520 × 732 px | High-quality print |
| Paper weight | One sheet | 500 sheets (one ream) |
|---|---|---|
| 70 gsm | 0.19 g | 0.10 kg |
| 80 gsm | 0.22 g | 0.11 kg |
| 90 gsm | 0.25 g | 0.12 kg |
| 100 gsm | 0.27 g | 0.14 kg |
| 120 gsm | 0.33 g | 0.16 kg |
| 160 gsm | 0.44 g | 0.22 kg |
| Print onto | Scale |
|---|---|
| A5 paper | 336.4% |
| A4 paper | 477.3% |
| A3 paper | 675.0% |
| Letter paper | 450.6% |
| Legal paper | 490.7% |
Where you will see B9
B9 is a tiny size used for small labels and tags.
About B9
B9 belongs to the ISO 216 B series. Each B size sits between two A sizes: B9 is larger than A9 and smaller than A8. The Japanese JIS B series uses different dimensions from ISO B, so check which standard a "B" size refers to.
Frequently asked questions
What are the dimensions of B9 paper?
B9 paper is 44 × 62 mm (1.73 × 2.44 inches).
Is B9 bigger than A9?
Yes. B9 (44 × 62 mm) is larger than A9 (37 × 52 mm).
Related
- B8 Paper Size62 × 88 mm
- B10 Paper Size31 × 44 mm
- A9 Paper Size37 × 52 mm
- How ISO Paper Sizes Work (A, B and C)Why A4 is 210 × 297 mm
Last updated: 2026-10-03