Milliliters to Liters Converter
Enter the volume in milliliters below to convert it to liters.
Convert Milliliters to Liters
Enter a value in milliliters (mL) to convert to liters (L).
Milliliter to Liter Conversion Table
Table showing various milliliter measurements converted to liters. Click any preset value or arrow to load it into the converter.
How to Convert Milliliters to Liters
To convert milliliters to liters, multiply the volume by the following conversion ratio: 0.001 liters/milliliter.
Since one milliliter is equal to 0.001 liters, you can use this simple formula to convert:
The volume in liters is equal to the volume in milliliters multiplied by 0.001.
For example, here's how to convert 750 milliliters to liters using the formula above.
How Many Liters Are in a Milliliter?
There are 0.001 liters in a milliliter, which is why we use this value in the formula above.
Our milliliter to liter calculator automatically converts your volume measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Milliliters and liters are both units used to measure volume. Keep reading to learn more about each unit.
What Is a Milliliter?
A milliliter is a unit of volume equal to 1/1,000 of a liter (0.001 L). One-thousandth of a liter, identical to 1 cubic centimeter (cc). [1]
The milliliter is classified as a metric and SI-compatible unit of volume. Milliliters can be abbreviated as mL; for example, 1 milliliter can be written as 1 mL.
In the metric system, "milli" is the standard SI prefix for thousandths, or 10⁻³. This makes the milliliter (mL) a convenient decimal multiple of the liter (L).
In practice, milliliters (mL) are widely used across fine-tolerance laboratory, analytical, and micro-scale volume measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Liter?
Metric unit of volume equal to 1 cubic decimeter (1,000 mL). It serves as a primary reference unit for measuring volume across scientific and practical applications. [2]
The liter is classified as a metric and SI-compatible unit of volume. Liters can be abbreviated as L; for example, 1 liter can be written as 1 L.
As the primary coherent reference unit for volume in this category, all other volume units are mathematically anchored to the liter (L).
In practice, liters (L) are widely used across standard volume applications within SI metric workflows, engineering documentation, and technical data sheets.
When converting volume between milliliters (mL) and liters (L), keep full floating-point precision (1 mL = 0.001 L; 1 L = 1,000 mL) during intermediate calculations and round only the final liter figure to match your instrument tolerance.
More Milliliter & Liter Conversions
Need to calculate in the opposite direction? Use our liters to milliliters converter (L to mL) to switch your starting unit immediately. You can also explore related tools such as converting gallons (us) to liters, converting cups (us) to liters, or converting milliliters to fluid ounces (us).
Convert from Milliliters
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Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Volume)·Volume & Liquid Metrology Standard — Milliliters (mL) to Liters (L)
- [2]NIST HB 44 SpecificationNIST HB 44 (Liquid & Dry Capacity Tables)·Unit Specifications: Milliliter (mL) & Liter (L)
- [3]NIST SP 811 ReferenceNIST SP 811 (NIST SP 811 App. B.9)·Conversion Factors & Mathematical Basis (mL to L)