Inches to Meters
Convert inches to meters instantly. 1 in = 0.0254 m. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert inches to meters
To convert inches to meters, divide by 39.3700787402 (multiply by 0.0254). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
m = in × 0.0254
Inches to Meters conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Inches | Meters |
|---|---|
| 1 in | 0.0254 m |
| 2 in | 0.0508 m |
| 3 in | 0.0762 m |
| 5 in | 0.127 m |
| 10 in | 0.254 m |
| 20 in | 0.508 m |
| 25 in | 0.635 m |
| 50 in | 1.27 m |
| 100 in | 2.54 m |
| 500 in | 12.7 m |
| 1,000 in | 25.4 m |
What is a inch?
Exactly 25.4 mm since the 1959 international yard and pound agreement.
What is a meter?
The SI base unit of length, defined by the distance light travels in 1/299,792,458 of a second.
The formula
m = in × 0.0254
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Inches to Meters
- Type the number of inches you want to convert.
- Read the result in meters straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked meters to inches page.
Inches to Meters — frequently asked questions
How many meters are in a inch?
One inch equals 0.0254 m. m = in × 0.0254
What is the formula to convert inches to meters?
The formula is m = in × 0.0254. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert meters back to inches?
Divide instead of multiplying: one meter is 39.3700787402 in. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this inches to meters free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 15, 2026 · Calculation runs client-side · No data collected · Report an error