Convert Imperial Pint to Imperial Fluid Ounce
Convert imperial pints to imperial fluid ounces instantly. 1 imperial pint = 20 imperial fluid ounce — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Imperial Fluid Ounce to Imperial Pint converter for the reverse conversion.
Units explained
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.
Imperial Fluid Ounce
An imperial fluid ounce is 1/160 of an imperial gallon (28.4131 mL).
Defined so that ten fluid ounces make an imperial half-pint.
Used in UK and Commonwealth recipes and labels.
UK, 1824.
Imperial Pint to Imperial Fluid Ounce conversion formula
The relationship between imperial pints and imperial fluid ounces:
To convert imperial pints to imperial fluid ounces, multiply the value in imperial pints by 20. To reverse, multiply imperial fluid ounces by 0.05.
How to use this converter
Type a value into the calculator. The result in imperial fluid ounces 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 Fluid Ounce to Imperial Pint converter for the reverse direction.
Step-by-step: convert imperial pints to imperial fluid ounces
- Write down the value in imperial pints (pt).
- Multiply that value by the factor 20.
- The product is the equivalent value in imperial fluid ounces (fl oz).
- To reverse, multiply the imperial fluid ounce value by 0.05.
Worked examples
Example 1 — Convert 1 pt to fl oz:
1 × 20 = 20 fl oz
Example 2 — Convert 100 pt to fl oz:
100 × 20 = 2000 fl oz
Real-world example — Plastic-film thickness alternates
A 150-imperial pint plastic film converts cleanly to imperial fluid ounces — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.
150 pt × 20 = 3000 fl oz
Real-world example — Hair-width scale measurements
A 70-imperial pint measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like imperial fluid ounces for direct comparison across supplier datasheets.
70 pt × 20 = 1400 fl oz
Real-world example — Paper and film thicknesses
At the thickness of office paper (roughly 3 imperial pints), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.
3 pt × 20 = 60 fl oz
Imperial Pint to Imperial Fluid Ounce conversion table
Standard reference values for converting imperial pints to imperial fluid ounces:
| Imperial Pint [pt] | Imperial Fluid Ounce [fl oz] |
|---|---|
| 0.01 | 0.2 |
| 0.1 | 2 |
| 1 | 20 |
| 2 | 40 |
| 3 | 60 |
| 4 | 80 |
| 5 | 100 |
| 10 | 200 |
| 20 | 400 |
| 30 | 600 |
| 40 | 800 |
| 50 | 1000 |
| 100 | 2000 |
| 500 | 10000 |
| 1000 | 20000 |
Frequently asked questions
How many imperial fluid ounces is 1 imperial pint?
How do I convert imperial pints to imperial fluid ounces?
How do I convert imperial fluid ounces back to imperial pints?
How many imperial fluid ounces is 100 imperial pints?
Popular volume unit conversions
Convert Imperial Pint to other volume units
Show all Imperial Pint conversions
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 pt = 20 fl oz) 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.