Quart (UK) to Quart (US) Converter
Quick answer
To convert Quart (UK)s to Quart (US)s, multiply by 1.2009499255 (or divide by 0.8326741846). Therefore, 1 Quart (UK) (qt (UK)) equals 1.20094993 Quart (US)s (qt).
Formula: qt = qt (UK) × 1.2009499255. Worked example: 10 qt (UK) = 12.009499 qt.
Convert Quart (UK) (qt (UK)) to Quart (US) (qt) online with our free unit converter. In volume, 1 qt (UK) = 1.20095 qt. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Quart (UK) to Quart (US)
- Step 1 — start with the formula. qt = qt (UK) × 1.2009499255
- Step 2 — substitute your figure. 10 qt (UK) × 1.2009499255
- Step 3 — read the result. 10 qt (UK) = 12.009499 qt
- Step 4 — check it in reverse. qt (UK) = qt × 0.8326741846 returns 10 qt (UK), which matches the figure you started with.
Volume Converter
40 units available
1 qt (UK) = 1.20095 qt
Formula:
qt = qt (UK) × 1.2009499255With your value: 1 qt (UK) = 1.20094993 qt
How big is that?
Everyday references on a logarithmic scale, all expressed in quart (uk) so you can sanity-check the result.
Other Quart (UK) to Quart (US) conversions
Quart (UK) to Quart (US) Conversion Table
| Quart (UK) (qt (UK)) | Quart (US) (qt) |
|---|---|
| 0.5 | 0.600475 |
| 1 | 1.20095 |
| 2 | 2.4019 |
| 5 | 6.00475 |
| 10 | 12.009499 |
| 15 | 18.014249 |
| 20 | 24.018999 |
| 25 | 30.023748 |
| 50 | 60.047496 |
| 100 | 120.094993 |
| 250 | 300.237481 |
| 500 | 600.474963 |
| 1000 | 1,200.949926 |
Quart (US) to Quart (UK) Conversion Table
| Quart (US) (qt) | Quart (UK) (qt (UK)) |
|---|---|
| 0.5 | 0.416337 |
| 1 | 0.832674 |
| 2 | 1.665348 |
| 5 | 4.163371 |
| 10 | 8.326742 |
| 15 | 12.490113 |
| 20 | 16.653484 |
| 25 | 20.816855 |
| 50 | 41.633709 |
| 100 | 83.267418 |
| 250 | 208.168546 |
| 500 | 416.337092 |
| 1000 | 832.674185 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Quart (UK) (qt (UK))
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Quart (US) (qt)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Quart (UK) to Quart (US)
To convert from Quart (UK) (qt (UK)) to Quart (US) (qt), multiply the value by 1.2009499255.
Formula: qt = qt (UK) × 1.2009499255
Reverse: qt (UK) = qt × 0.8326741846
Step-by-Step Example
- Start with your value in Quart (UK). For example: 5 qt (UK)
- Multiply by the conversion factor: 5 x 1.2009499255
- The result is: 6.00475 qt
Quart (UK) and Quart (US) Relationship
Both Quart (UK) and Quart (US) belong to the US Customary / Imperial system, making this an intra-system conversion within volume. Since 1 Quart (UK) equals approximately 1.2009 Quart (US)s, the Quart (UK) represents a larger unit interval than the Quart (US). Understanding the relationship between Quart (UK) and Quart (US) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Quart (UK)
The Quart (UK) (symbol: qt (UK)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
Common uses of Quart (UK): volume calculations, engineering and science, education.
About Quart (US)
The Quart (US) (symbol: qt) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
Common uses of Quart (US): volume calculations, engineering and science, education.
Frequently Asked Questions
- How many Quart (US)s are in 1 Quart (UK)?
- There are exactly 1.2009499255 Quart (US)s in 1 Quart (UK). This means the conversion factor from Quart (UK) to Quart (US) is 1.2009499255.
- What is the formula to convert Quart (UK) to Quart (US)?
- The formula to convert Quart (UK) to Quart (US) is: qt = qt (UK) × 1.2009499255. For example, to convert 10 Quart (UK)s to Quart (US)s, you would multiply 10 by 1.2009499255.
- What is a Quart (UK)?
- The Quart (UK) (symbol: qt (UK)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
- What is a Quart (US)?
- The Quart (US) (symbol: qt) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
- What are the common uses of Quart (UK)?
- The Quart (UK) is commonly used in volume calculations, engineering and science, education.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). Quart (UK) to Quart (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/quart_uk-to-quart_us