An imperial pint is one eighth of an imperial gallon.
Imperial pints to Pints Converter — imp pt to pt
Convert Imperial pint (imp pt) to Pint (pt) using the exact conversion factor (1 imperial pint = 1.200949926 pint). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Imperial pints to Pints 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.
A US liquid pint is one eighth of a US gallon.
Result = input x 0.00056826125 / 0.000473176473.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial pints to Pints
Imperial pint and Pint 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. Imperial pint is typically associated with united Kingdom, Ireland (beer and cider serving is legally defined in imperial pints), while Pint is typically associated with united States (beer serving, cooking, dairy).
Formula
pints = imperial pints × 1.2009499255
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial pint equals 0.00056826125 base units, and 1 pint equals 0.000473176473 base units, so dividing one by the other gives the direct imperial pint-to-pint factor of 1.2009499255.
Simple example
1 imp pt × 1.200949926 = 1.200949926 pt
1 imperial pint = 1.200949926 pints.
Real-world example
10 imp pt × 1.200949926 = 12.00949926 pt
10 imperial pints = 12.00949926 pints.
Conversion table
| Imperial pint (imp pt) | Pint (pt) |
|---|---|
| 1 imp pt | 1.200949926 pt |
| 5 imp pt | 6.004749628 pt |
| 10 imp pt | 12.00949926 pt |
| 25 imp pt | 30.02374814 pt |
| 50 imp pt | 60.04749628 pt |
| 100 imp pt | 120.0949926 pt |
Reverse conversion: Pint to Imperial pint
1.200949926 pt × 0.8326741846 = 1 imp pt
1.200949926 pints = 1 imperial pints.
imperial pints = pints × 0.832674184629
For a page dedicated to this direction, see Pint to Imperial pint.
Imperial pint vs. Pint
| Aspect | Imperial pint | Pint |
|---|---|---|
| Family | UK/imperial customary unit | US customary unit |
| Typical use | UK and Irish pub beer/cider serving (a legally protected serving size) | US beer and beverage serving sizes |
| Where it's used | United Kingdom, Ireland (beer and cider serving is legally defined in imperial pints) | United States (beer serving, cooking, dairy) |
Understanding the Imperial pint
Imperial pint (imp pt) measures volume. The imperial pint is one-eighth of an imperial gallon: exactly 0.56826125 liters — notably the standard UK beer serving size. It is classified as a UK/imperial customary unit.
Where it's used: United Kingdom, Ireland (beer and cider serving is legally defined in imperial pints)
Imperial pint vs. US pint. The imperial pint (568 mL) is about 20% larger than the US pint (473 mL) — a British 'pint of beer' is meaningfully more beer than an American one.
Uses of the Imperial pint today
- UK and Irish pub beer/cider serving (a legally protected serving size)
- UK milk delivery (historically and in some contexts still)
History of the Imperial pint
The imperial pint follows from Britain's 1824 imperial gallon; it remains legally protected as the mandatory serving measure for draught beer and cider in UK and Irish pubs, one of the few contexts where imperial units remain legally mandated in the UK's otherwise largely metric system.
Historical origin. Imperial pint was not the invention of a single named person; it developed through the process described above.
Understanding the Pint
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
Where it's used: United States (beer serving, cooking, dairy)
Uses of the Pint today
- US beer and beverage serving sizes
- US recipe measurement
- US dairy packaging (pint containers)
History of the Pint
The pint follows the same English wine-gallon lineage as the US gallon and quart, retained by the US after Britain's 1824 switch to a different imperial gallon standard.
Historical origin. Pint was not the invention of a single named person; it developed through the process described above.
Imperial pint — sources
- UK Weights and Measures Act 1985 — Maintains the imperial pint as the legal draught beer/cider serving measure.
Pint — sources
- NIST Handbook 44, Appendix C — General tables of units including the US pint definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pints are in 1 imperial pint?
1 imperial pint equals 1.200949926 pints, using the exact defined conversion factor rather than an estimate.
How do I convert imperial pint to pint?
Multiply the imperial pint value by 1.200949926. The converter above does this instantly to whatever precision you set.
How do I convert pint back to imperial pint?
Use the reverse factor: 1 pint equals 0.8326741846 imperial pints. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial pint?
Imperial pint (imp pt) measures volume. The imperial pint is one-eighth of an imperial gallon: exactly 0.56826125 liters — notably the standard UK beer serving size. It is classified as a UK/imperial customary unit.
What is a pint?
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
Is the imperial pint to pint conversion exact?
Yes. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. 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 imperial pint vs. us pint?
The imperial pint (568 mL) is about 20% larger than the US pint (473 mL) — a British 'pint of beer' is meaningfully more beer than an American one.
Where is the imperial pint still used today?
United Kingdom, Ireland (beer and cider serving is legally defined in imperial pints)