Metric to Imperial Converter
Pick millimeters, centimeters, or meters as your input unit, then enter a value to see inches, feet, and yards instantly.
Inches
3.937008"
Feet
0.3281 ft
Yards
0.1094 yd
100 mm = 100 mm = 100 ÷ 25.4 = 3.937008 in
The three formulas
- Inches = millimeters ÷ 25.4
- Inches = centimeters ÷ 2.54
- Inches = meters × 39.3701
- Feet = inches ÷ 12. Yards = feet ÷ 3.
Reference values
| Metric | Inches | Feet |
|---|---|---|
| 10 mm | 0.3937" | 0.0328 ft |
| 100 mm | 3.937" | 0.3281 ft |
| 1 cm | 0.3937" | 0.0328 ft |
| 30 cm | 11.811" | 0.9843 ft |
| 1 m | 39.3701" | 3.2808 ft |
| 2 m | 78.7402" | 6.5617 ft |
When to use metric-to-imperial versus mm-to-inches
Use this page when your source measurement is in centimeters or meters, such as a room dimension or a metric drawing scale. If your source is already in millimeters and you want a fractional inch result instead of decimal, use the MM to Inches Calculator or the metric conversion reference chart.
Frequently Asked Questions
Convert to millimeters first if you started in centimeters or meters, then divide by 25.4 to get inches. Divide inches by 12 to get feet, and by 36 to get yards.
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