Length & Distance
Browse Length & Distance conversions1 inch = 25.4 millimeter
Precision
Unit Notes
- 1 inch (in) equals 0.0254 meter.
- 1 millimeter (mm) equals 0.001 meter.
Equivalent Values
0.0254
meter
0.0000254
kilometer
2.54
centimeter
25.4
millimeter
1
inch
0.0833333333
foot
0.0277777778
yard
0.0000157828
mile
Nearby Values
0.5 inch
12.7 millimeter
1 inch
25.4 millimeter
2 inch
50.8 millimeter
5 inch
127 millimeter
10 inch
254 millimeter
- Formula
- (1 x 0.0254) / 0.001
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Length and distance units use exact SI and international yard/pound definitions where applicable.