A metric cup is 250 milliliters.
Metric cups to Milliliters Converter — metric cup to mL
Convert Metric cup (metric cup) to Milliliter (mL) using the exact conversion factor (1 metric cup = 250 milliliter). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Metric cups to Milliliters converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
Milliliter is 0.001 liter units.
Result = input x 0.00025 / 1e-6.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Metric cups to Milliliters
Metric cup and Milliliter appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Metric cup is typically associated with australia, New Zealand, United Kingdom, Canada (recipes and cooking measurement), while Milliliter is typically associated with standard small-volume unit worldwide.
Formula
milliliters = metric cups × 250
This factor comes from each unit's defined relationship to the category's base unit: 1 metric cup equals 0.00025 base units, and 1 milliliter equals 0.000001 base units, so dividing one by the other gives the direct metric cup-to-milliliter factor of 250.
Simple example
1 metric cup × 250 = 250 mL
1 metric cup = 250 milliliters.
Real-world example
10 metric cup × 250 = 2,500 mL
10 metric cups = 2,500 milliliters.
Conversion table
| Metric cup (metric cup) | Milliliter (mL) |
|---|---|
| 1 metric cup | 250 mL |
| 5 metric cup | 1,250 mL |
| 10 metric cup | 2,500 mL |
| 25 metric cup | 6,250 mL |
| 50 metric cup | 12,500 mL |
| 100 metric cup | 25,000 mL |
Reverse conversion: Milliliter to Metric cup
250 mL × 0.004 = 1 metric cup
250 milliliters = 1 metric cup.
metric cups = milliliters × 0.004
For a page dedicated to this direction, see Milliliter to Metric cup.
Metric cup vs. Milliliter
| Aspect | Metric cup | Milliliter |
|---|---|---|
| Family | Non-SI unit (culinary, metric countries) | SI derived (metric prefix) unit |
| Typical use | Recipe and cooking measurement in metric-using English-speaking countries | Medicine dosing (worldwide, including in the US) |
| Where it's used | Australia, New Zealand, United Kingdom, Canada (recipes and cooking measurement) | Standard small-volume unit worldwide |
Understanding the Metric cup
Metric cup (metric cup) measures volume. The metric cup used in Australia, New Zealand, the UK, and Canada is defined as exactly 250 milliliters. It is classified as a Non-SI unit (culinary, metric countries).
Where it's used: Australia, New Zealand, United Kingdom, Canada (recipes and cooking measurement)
Metric cup vs. US cup. The metric cup (250 mL) is about 4% larger than the US cooking cup (240 mL) — small for most recipes, but worth checking when following a recipe from a different country.
Uses of the Metric cup today
- Recipe and cooking measurement in metric-using English-speaking countries
- Baking and portion measurement
History of the Metric cup
As Commonwealth countries metricated through the 20th century, cookbook publishers and standards bodies adopted a round 250 mL 'metric cup' so recipes could use a convenient, easily-scaled volume rather than the US's 240 mL or older imperial teacup conventions.
Historical origin. Metric cup was not the invention of a single named person; it developed through the process described above.
Understanding the Milliliter
Milliliter (mL) measures volume. A milliliter is one-thousandth of a liter, equal to one cubic centimeter. It is classified as a SI derived (metric prefix) unit.
Where it's used: Standard small-volume unit worldwide
Uses of the Milliliter today
- Medicine dosing (worldwide, including in the US)
- Cooking and recipe measurement outside the US
- Beverage and small-container labeling
History of the Milliliter
The milliliter follows directly from the liter via the 'milli-' SI prefix. It is notable as one of the few metric units in routine US use, since medicine dosing (syringes, liquid medication) is specified in milliliters even in the US.
Historical origin. Milliliter was not the invention of a single named person; it developed through the process described above.
Metric cup — sources
- National Measurement Institute (Australia) — Kitchen measures — Documents the 250 mL metric cup standard.
Milliliter — sources
- BIPM SI Brochure — SI prefixes — Defines 'milli-' as the prefix for 10⁻³.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milliliters are in 1 metric cup?
1 metric cup equals 250 milliliters, using the exact defined conversion factor rather than an estimate.
How do I convert metric cup to milliliter?
Multiply the metric cup value by 250. The converter above does this instantly to whatever precision you set.
How do I convert milliliter back to metric cup?
Use the reverse factor: 1 milliliter equals 0.004 metric cups. You can also use the swap control in the converter above to flip the direction instantly.
What is a metric cup?
Metric cup (metric cup) measures volume. The metric cup used in Australia, New Zealand, the UK, and Canada is defined as exactly 250 milliliters. It is classified as a Non-SI unit (culinary, metric countries).
What is a milliliter?
Milliliter (mL) measures volume. A milliliter is one-thousandth of a liter, equal to one cubic centimeter. It is classified as a SI derived (metric prefix) unit.
Is the metric cup to milliliter conversion exact?
Yes. The metric cup used in Australia, New Zealand, the UK, and Canada is defined as exactly 250 milliliters. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
What is the difference between metric cup vs. us cup?
The metric cup (250 mL) is about 4% larger than the US cooking cup (240 mL) — small for most recipes, but worth checking when following a recipe from a different country.
Where is the metric cup still used today?
Australia, New Zealand, United Kingdom, Canada (recipes and cooking measurement)