Zoom level to map scale (96 dpi)
Type a value in zoom to get it in scale instantly.
1:2,257scale
That's 2× as detailed as zoom 19 (buildings), while zoom 16 (streets) is 4× coarser. At latitude 45° that is about 0.4223 m per pixel.
Convert the other way: scale to zoom
What it means
How much ground per pixel?
At the equator, for 256-pixel Web Mercator tiles; multiply by the cosine of the latitude elsewhere. Map scale assumes a 96 dpi screen.
The math
How to convert zoom to scale
m/px = 156,543.03 ÷ 2^zoom at the equator; zoom = log₂(156,543.03 ÷ m/px).
Example: 18 zoom = 1:2,257 scale.
Every unit
That zoom in every unit
Tables
zoom to scale conversion table
| zoom | scale |
|---|---|
| 0 zoom | 1:591,658,711 scale |
| 2 zoom | 1:147,914,678 scale |
| 4 zoom | 1:36,978,669 scale |
| 6 zoom | 1:9,244,667 scale |
| 8 zoom | 1:2,311,167 scale |
| 10 zoom | 1:577,792 scale |
| 12 zoom | 1:144,448 scale |
| 13 zoom | 1:72,224 scale |
| 14 zoom | 1:36,112 scale |
| 15 zoom | 1:18,056 scale |
| 16 zoom | 1:9,028 scale |
| 17 zoom | 1:4,514 scale |
| 18 zoom | 1:2,257 scale |
| 19 zoom | 1:1,128 scale |
| 20 zoom | 1:564 scale |
| 21 zoom | 1:282 scale |
scale to zoom conversion table
| scale | zoom |
|---|---|
| 1:282 scale | 21.0006 zoom |
| 1:564 scale | 20.0006 zoom |
| 1:1,128 scale | 19.0006 zoom |
| 1:2,257 scale | 18 zoom |
| 1:4,514 scale | 17 zoom |
| 1:9,028 scale | 16 zoom |
| 1:18,056 scale | 15 zoom |
| 1:36,112 scale | 14 zoom |
| 1:72,224 scale | 13 zoom |
| 1:144,448 scale | 12 zoom |
| 1:577,792 scale | 10 zoom |
| 1:2,311,167 scale | 8 zoom |
| 1:9,244,667 scale | 6 zoom |
| 1:36,978,669 scale | 4 zoom |
| 1:147,914,678 scale | 2 zoom |
| 1:591,658,711 scale | -2.216×10⁻¹⁰ zoom |
Quick answers
Quick answers
- How many scale is 1 zoom?
- 1 zoom is 1:295,829,355 scale.
- How many scale is 10 zoom?
- 10 zoom is 1:577,792 scale.
- How many scale is 18 zoom?
- 18 zoom is 1:2,257 scale.
The units
About these units
Zoom level (zoom)
Web Mercator zoom level, 0 (world) to about 22.
Map scale (96 dpi) (scale)
The map scale on a 96 dpi screen.
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