About the qt to ml calculation
One quart is exactly 946.353 milliliters, so converting between them is a single multiplication. Enter any value above and the result updates as you type. A quarter of a US gallon, and exactly two US pints. The everyday unit for drinks, medicine doses and recipe liquids.
Formula
ml = qt × 946.353
1 qt = 946.353 ml
1 ml = 0.00105669 qtWorked example
To convert 1 qt, multiply by 946.353: 1 × 946.353 = 946.353 ml.
Frequently asked questions
How many milliliters are in a quart?
There are 946.353 milliliters in one quart. To convert any amount, multiply the number of quarts by 946.353.
How do I convert milliliters back to quarts?
Divide instead of multiplying, or equivalently multiply by 0.00105669. One milliliter is 0.00105669 quarts.
Is this conversion exact?
Yes. Since the international agreement of 1959, the relationship between quarts and milliliters is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.
Where is each of these units used?
Quarts: a quarter of a US gallon, and exactly two US pints. Milliliters: the everyday unit for drinks, medicine doses and recipe liquids.
Sources
- NIST Special Publication 811 — Guide for the Use of the International System of Units