28mm to 15mm Conversion
To convert a model dimension from 28mm (1:56) to 15mm (1:100), multiply it by 0.56 (56 ÷ 100). The result is a smaller model — every length, width, and height changes by the same factor.
Conversion Chart
| 28mm size (mm) | 15mm size (mm) |
|---|---|
| 1 mm | 0.56 mm |
| 2 mm | 1.12 mm |
| 5 mm | 2.80 mm |
| 10 mm | 5.60 mm |
| 20 mm | 11.20 mm |
| 50 mm | 28.00 mm |
| 100 mm | 56.00 mm |
Frequently Asked Questions
How do I convert 28mm to 15mm?
Multiply any 28mm model dimension by 0.56 to get the 15mm dimension. This works because 28mm is 1:56 and 15mm is 1:100, so the factor is 56 ÷ 100 = 0.56.
Is 15mm bigger or smaller than 28mm?
15mm models are smaller: the same subject is only 0.56× the size in each dimension compared to 28mm.
Keep Exploring
Reverse: 15mm to 28mm · 28mm (1:56) guide · 15mm (1:100) guide · Full calculator