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Imperial quarts to US liquid gallons

1 UK qt ≈ 0.3002 US gal. Edit either value to convert instantly.

1 UK qt≈US gal
≈ 4 cup + 12 tbsp + 2.58239 tsp · ≈ 1.13652 L

Conversion formula

US gal = UK qt × (1.1365225) × (125,000,000 / 473,176,473)

1 UK qt ≈ 0.300237 US gal

imperial quart (UK qt)

One imperial quart equals exactly 1.1365225 L.

Source: UK Weights and Measures Act 1985, Schedule 1

US liquid gallon (US gal)

A US liquid gallon is exactly 3.785411784 L, or 231 cubic inches; the imperial gallon is a different unit.

Source: NIST SP 811, Appendix B.9 — conversion factors

Conversion table

UK qtUS gal
≈ 0.300237
≈ 0.600475
≈ 1.50119
≈ 3.00237
≈ 4.50356
≈ 6.00475
≈ 7.50594
≈ 9.00712
≈ 12.0095
≈ 13.5107
UK qtUS gal
≈ 15.0119
≈ 18.0142
≈ 21.0166
≈ 24.019
≈ 27.0214
≈ 30.0237
≈ 45.0356
≈ 48.038
≈ 51.0404
≈ 54.0427

Frequently asked questions

How many US liquid gallons are in 1 imperial quart?

1 UK qt ≈ 0.3002 US gal. US gal = UK qt × (1.1365225) × (125,000,000 / 473,176,473)

How do I convert UK qt to US gal?

US gal = UK qt × (1.1365225) × (125,000,000 / 473,176,473)

Is 1 imperial quart bigger than 1 US liquid gallon?

1 UK qt ≈ 0.3002 US gal.

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