Decal Sizing Calculator
Scale decal or waterslide transfer dimensions to match any model scale.
How to Use the Decal Sizing Calculator
- Measure the original decal width and height in millimetres.
- Enter the scale factor (e.g. 0.5 to halve, 2.0 to double).
- Click Calculate to see the new dimensions and scaling percentage.
- Set your printer to the scaling percentage for accurate results.
Cas d'utilisation
- •Resizing aftermarket decals for a specific model scale.
- •Printing custom waterslide transfers at the correct size.
- •Scaling markings from one aircraft scale to another.
- •Preparing decals for scratch-built models.
Formule
New width = Original width × Scale. New height = Original height × Scale. Scaling % = Scale × 100.
Questions fréquemment posées
How do I scale a decal from 1:72 to 1:48?
Divide the target scale by the source scale: 72/48 = 1.5. Enter 1.5 as the target scale to get the correct new dimensions.
What printer settings should I use?
Print at the exact scaling percentage shown — most inkjet printers allow custom scaling percentages in the print dialog.
Is it free?
Yes, all calculators on OhMyCalc are completely free.