Square Millimeters to Square Inches
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sqmm
sqin
Quick reference
| Square Millimeters (sqmm) | Square Inches (sqin) |
|---|
Formula
Square Inches = square millimeters × 0.0015500031
Multiply the square millimeters value by 0.0015500031000062 to get square inches. To reverse — divide square inches by 0.0015500031000062 to get square millimeters.
About this conversion
The square millimeter (mm²) is a metric unit of area equal to 0.000001 square meters, used in electronics and precision engineering. Learn more →
The square inch (in²) is an imperial unit of area equal to 6.4516 square centimeters. Learn more →
Source: NIST International Reference