How do you convert millimeters per second to meters per second?

To convert millimeters per second (mm/s) to meters per second (m/s), multiply the speed in millimeters per second by 0.001 (meters per second = millimeters per second × 0.001).

What is 5 millimeters per second in meters per second?

5 millimeters per second (5 mm/s) is equal to 0.005 meters per second (0.005 m/s).

Which is larger, 1 millimeters per second (mm/s) or 1 meters per second (m/s)?

One meters per second (m/s) is larger than one millimeters per second (mm/s). Specifically, 1 m/s equals 1,000 mm/s, while 1 mm/s is 0.001 m/s.

How do I convert back from meters per second (m/s) to millimeters per second (mm/s)?

To reverse the calculation from m/s to mm/s, multiply your meters per second value by the inverse factor 1,000 (or divide by 0.001). You can also click the Swap button in the tool above to flip directions in one click.

How many decimal places should I round mm/s to m/s results to?

For everyday comparisons and quick estimates, rounding to 2 decimal places is usually sufficient (for example, 5 mm/s ≈ 0.01 m/s). For engineering, laboratory, or machining specifications, select 4 or 6 decimals—or Scientific (10ⁿ) mode—in the calculator toolbar above.

Millimeters per Second to Meters per Second Converter

Enter the speed in millimeters per second below to convert it to meters per second.

Meters per Second to Millimeters per Second (m/s → mm/s)

Convert Millimeters per Second to Meters per Second

Enter a value in millimeters per second (mm/s) to convert to meters per second (m/s).

Value (mm/s)

From

Result

•

0.005meters per second

5 mm/s = 0.005 m/s

Result updates automatically

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Equivalent Measurements Across UnitsFor 5 mm/s

Knots0.00971922 kn

Suggested Conversions

Reference:NIST SP 811 (NIST SP 811 App. B.9 (Velocity))

[1–3] ↓

Millimeters per Second to Meters per Second Conversion Table

Table showing various millimeters per second measurements converted to meters per second. Click any preset value or arrow to load it into the converter.

Millimeters per Second (mm/s)	Meters per Second (m/s)
1 mm/s	0.001 m/s
2 mm/s	0.002 m/s
2.5 mm/s	0.0025 m/s
5 mm/s	0.005 m/s
10 mm/s	0.01 m/s
15 mm/s	0.015 m/s
20 mm/s	0.02 m/s
25 mm/s	0.025 m/s
30 mm/s	0.03 m/s
50 mm/s	0.05 m/s

How to Convert Millimeters per Second to Meters per Second

To convert millimeters per second to meters per second, multiply the speed by the following conversion ratio: 0.001 meters per second/millimeters per second.

Since one millimeters per second is equal to 0.001 meters per second, you can use this simple formula to convert:

meters per second = millimeters per second × 0.001

The speed in meters per second is equal to the speed in millimeters per second multiplied by 0.001.

For example, here's how to convert 5 millimeters per second to meters per second using the formula above.

meters per second = (5 mm/s × 0.001) = 0.005 m/s

How Many Meters per Second Are in a Millimeters per Second?

There are 0.001 meters per second in a millimeters per second, which is why we use this value in the formula above.

1 mm/s = 0.001 m/s|1 m/s = 1,000 mm/s

Our millimeters per second to meters per second calculator automatically converts your speed measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Millimeters per Second and meters per second are both units used to measure speed. Keep reading to learn more about each unit.

What Is a Millimeters per Second?

A millimeters per second is a unit of speed equal to 1/1,000 of a meters per second (0.001 m/s). 3D printing and CNC speed unit equal to 0.001 m/s. [1]

The millimeters per second is classified as a metric and SI-compatible unit of speed. Millimeters per Second can be abbreviated as mm/s; for example, 1 millimeters per second can be written as 1 mm/s.

In the metric system, "milli" is the standard SI prefix for thousandths, or 10⁻³. This makes the millimeters per second (mm/s) a convenient decimal multiple of the meters per second (m/s).

In practice, millimeters per second (mm/s) are widely used across fine-tolerance laboratory, analytical, and micro-scale speed measurements within SI metric workflows, engineering documentation, and technical data sheets.

Learn more about millimeters per second in our Speed Converter.

What Is a Meters per Second?

Coherent SI unit of velocity. It serves as a primary reference unit for measuring speed across scientific and practical applications. [2]

The meters per second is classified as an International System of Units (SI) unit of speed. Meters per Second can be abbreviated as m/s; for example, 1 meters per second can be written as 1 m/s.

As the primary coherent reference unit for speed in this category, all other speed units are mathematically anchored to the meters per second (m/s).

In practice, meters per second (m/s) are widely used across standard speed applications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.

Learn more about meters per second in our Speed Converter.

When converting speed between millimeters per second (mm/s) and meters per second (m/s), keep full floating-point precision (1 mm/s = 0.001 m/s; 1 m/s = 1,000 mm/s) during intermediate calculations and round only the final meters per second figure to match your instrument tolerance.

More Millimeters per Second & Meters per Second Conversions

Need to calculate in the opposite direction? Use our meters per second to millimeters per second calculator to switch your starting unit immediately. You can also explore related tools such as converting meters per second to millimeters per second, converting miles per hour to meters per second, or converting kilometers per hour to meters per second.

Convert from Millimeters per Second

Convert to Meters per Second

Frequently Asked Questions

There are 0.001 meters per second (m/s) in 1 millimeters per second (mm/s). Conversely, 1 meters per second (m/s) is equal to 1,000 millimeters per second (mm/s).

Speed Converter

Quick Info

Direct Factor: 1 millimeters per second (mm/s) equals 0.001 meters per second (m/s).
Inverse Factor: 1 meters per second (m/s) equals 1,000 millimeters per second (mm/s).
Formula: meters per second = millimeters per second ÷ 1000.
Verified Precision: Anchored to official NIST SP 811 and ISO/IEC 80000 standards.

Units Comparison

Millimeters per Second (mm/s)

3D printing and CNC speed unit equal to 0.001 m/s.

Meters per Second (m/s)

Coherent SI unit of velocity.

Kilometers per Hour (km/h)

Standard metric road speed unit (1 m/s = 3.6 km/h).

References

[1]NIST SP 811 · NIST SP 811 App. B.9 (Velocity)
Source
[2]NIST OWM · SI Units — Length & Distance
Source
[3]NIST CUU · SI Coherent Derived Units (m/s)
Source

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References

NIST · BIPM · ISO

[1]
NIST SP 811 (NIST SP 811 App. B.9 (Velocity))·Speed Metrology Standard — Millimeters per Second (mm/s) to Meters per Second (m/s)
NIST SP 811 Standard
[2]
NIST OWM (SI Units — Length & Distance)·Unit Specifications: Millimeters per Second (mm/s) & Meters per Second (m/s)
NIST OWM Specification
[3]
NIST CUU (SI Coherent Derived Units (m/s))·Conversion Factors & Mathematical Basis (mm/s to m/s)
NIST CUU Reference

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