Convert US Cup to Imperial Pint
Convert us cups to imperial pints instantly. 1 us cup = 0.4163370923 imperial pint — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Imperial Pint to US Cup converter for the reverse conversion.
Units explained
US Cup
A US customary cup is one sixteenth of a US gallon (236.588 mL).
Standardized for American cooking; distinct from the 240 mL US legal cup and the 250 mL metric cup.
The standard US cooking-volume unit in recipes.
US customary cooking measure.
Imperial Pint
An imperial pint is one eighth of an imperial gallon (568.261 mL).
A subdivision of the 1824 imperial gallon; larger than the US pint.
Iconic as the British pint of beer and milk.
UK, 1824.
US Cup to Imperial Pint conversion formula
The relationship between us cups and imperial pints:
To convert us cups to imperial pints, multiply the value in us cups by 0.4163370923. To reverse, multiply imperial pints by 2.401899851.
How to use this converter
Type a value into the calculator. The result in imperial pints updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Imperial Pint to US Cup converter for the reverse direction.
Step-by-step: convert us cups to imperial pints
- Write down the value in us cups (cup).
- Multiply that value by the factor 0.4163370923.
- The product is the equivalent value in imperial pints (pt).
- To reverse, multiply the imperial pint value by 2.401899851.
Worked examples
Example 1 — Convert 1 cup to pt:
1 × 0.4163370923 = 0.4163370923 pt
Example 2 — Convert 100 cup to pt:
100 × 0.4163370923 = 41.6337092314 pt
Real-world example — Plastic-film thickness alternates
A 150-us cup plastic film converts cleanly to imperial pints — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.
150 cup × 0.4163370923 = 62.4505638472 pt
Real-world example — Hair-width scale measurements
A 70-us cup measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like imperial pints for direct comparison across supplier datasheets.
70 cup × 0.4163370923 = 29.143596462 pt
Real-world example — Paper and film thicknesses
At the thickness of office paper (roughly 3 us cups), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.
3 cup × 0.4163370923 = 1.2490112769 pt
US Cup to Imperial Pint conversion table
Standard reference values for converting us cups to imperial pints:
| US Cup [cup] | Imperial Pint [pt] |
|---|---|
| 0.01 | 0.0041633709 |
| 0.1 | 0.0416337092 |
| 1 | 0.4163370923 |
| 2 | 0.8326741846 |
| 3 | 1.2490112769 |
| 4 | 1.6653483693 |
| 5 | 2.0816854616 |
| 10 | 4.1633709231 |
| 20 | 8.3267418463 |
| 30 | 12.4901127694 |
| 40 | 16.6534836926 |
| 50 | 20.8168546157 |
| 100 | 41.6337092314 |
| 500 | 208.1685461572 |
| 1000 | 416.3370923145 |
Frequently asked questions
How many imperial pints is 1 us cup?
How do I convert us cups to imperial pints?
How do I convert imperial pints back to us cups?
How many imperial pints is 100 us cups?
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Metric / SI (8 units)
US Customary (Liquid) (7 units)
Imperial (UK) (4 units)
Cubic (length-derived) (3 units)
Cooking / Culinary (3 units)
Sources & references
Conversion factor (1 cup = 0.4163370923 pt) 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 Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.