Convert Imperial Quart to Metric Cup
Convert imperial quarts to metric cups instantly. 1 imperial quart = 4.54609 metric cup — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Metric Cup to Imperial Quart converter for the reverse conversion.
Units explained
Imperial Quart
An imperial quart is one quarter of an imperial gallon (1.13652 L).
A subdivision of the 1824 imperial gallon.
Used in the UK and Commonwealth.
UK, 1824.
Metric Cup
A metric cup is exactly 250 milliliters.
Adopted with metrication in Australia, New Zealand and other countries.
Standard cooking cup in metric-recipe countries.
Metrication, 20th c.
Imperial Quart to Metric Cup conversion formula
The relationship between imperial quarts and metric cups:
To convert imperial quarts to metric cups, multiply the value in imperial quarts by 4.54609. To reverse, multiply metric cups by 0.2199692483.
How to use this converter
Type a value into the calculator. The result in metric cups updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Metric Cup to Imperial Quart converter for the reverse direction.
Step-by-step: convert imperial quarts to metric cups
- Write down the value in imperial quarts (qt).
- Multiply that value by the factor 4.54609.
- The product is the equivalent value in metric cups (cup).
- To reverse, multiply the metric cup value by 0.2199692483.
Worked examples
Example 1 — Convert 1 qt to cup:
1 × 4.54609 = 4.54609 cup
Example 2 — Convert 100 qt to cup:
100 × 4.54609 = 454.609 cup
Real-world example — Adjacent metric sub-units
One imperial quart equals 1,000 metric cups. Engineers move between these scales constantly: PCB feature sizes in the larger unit, wire-bond diameters in the smaller.
1 qt × 4.54609 = 4.54609 cup
Real-world example — Adjacent small-scale precision
One imperial quart equals 1,000 metric cups — the standard sub-millimeter precision conversion that materials engineers use whenever they switch between bulk material thickness specs (larger unit) and surface-finish characteristics (smaller unit).
1 qt × 4.54609 = 4.54609 cup
Imperial Quart to Metric Cup conversion table
Standard reference values for converting imperial quarts to metric cups:
| Imperial Quart [qt] | Metric Cup [cup] |
|---|---|
| 0.01 | 0.0454609 |
| 0.1 | 0.454609 |
| 1 | 4.54609 |
| 2 | 9.09218 |
| 3 | 13.63827 |
| 4 | 18.18436 |
| 5 | 22.73045 |
| 10 | 45.4609 |
| 20 | 90.9218 |
| 30 | 136.3827 |
| 40 | 181.8436 |
| 50 | 227.3045 |
| 100 | 454.609 |
| 500 | 2273.045 |
| 1000 | 4546.09 |
Frequently asked questions
How many metric cups is 1 imperial quart?
How do I convert imperial quarts to metric cups?
How do I convert metric cups back to imperial quarts?
How many metric cups is 100 imperial quarts?
Popular volume unit conversions
Convert Imperial Quart to other volume units
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Metric / SI (8 units)
US Customary (Liquid) (8 units)
Imperial (UK) (3 units)
Cubic (length-derived) (3 units)
Cooking / Culinary (3 units)
Sources & references
Conversion factor (1 qt = 4.54609 cup) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.