In 1 square meter there are 1,550.0031 square inches. Meanwhile in 1 square inches there are 0.000645 square meter. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Square inches to Square meter calculator above to convert any number.
* Values rounded to 6 decimal places for readability
To convert square meters (m²) to square inches (in²), multiply the area in m² by the conversion factor.
Example:
This method works for any area conversion from m² to in².
1 square meter equals 1,550.0031 square inches. This comes from the length conversion, since 1 meter equals 39.3700787 inches, and area uses the squared value.
Use this formula:
square inches = square meters × 1,550.0031
For more exact results, you can use: square inches = square meters × (39.3700787)²
Multiply the number of square meters by 1,550.0031.
Example:
2 m² × 1,550.0031 = 3,100.0062 in²
This method works for any size, from small parts to room areas.
Yes. Convert using the length value, then square it.
Steps:
This is helpful if you want to see where the factor comes from.
Because you’re converting area, not length. Area scales in two directions (length and width). When you convert meters to inches, both sides change, so the conversion factor must be squared.
This conversion is common when you work across metric and US units, such as:
0.5 square meters equals:
0.5 × 1,550.0031 = 775.0016 square inches
This is useful for half-sheet areas, small floor sections, or surface coatings.
10 square meters equals:
10 × 1,550.0031 = 15,500.031 square inches
This is a common conversion for room sizes or material coverage.
Use the inverse conversion:
square meters = square inches ÷ 1,550.0031
Example:
3,100 in² ÷ 1,550.0031 = 2.0 m² (about)
Rounding depends on what you’re doing.
Not exactly. The common value 1,550.0031 in² is very close, but it depends on the exact definition of the inch and meter used. For most real-world uses, 1,550 in² is a practical rounded figure.
Inches (in) measure length.
Square inches (in²) measure area.
Mixing them up causes large errors. A 10-inch by 10-inch surface is 100 in², not 10 inches.
The Calculate Box tool to convert square meter to square inches uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a square meter value in the box and have it instantly converted to square inches.