Question 1

How many litres is 1 UK gallon?

Accepted Answer

1 UK gallon = 4.54609 litres exactly. So 5 UK gallons = 22.73 litres, 10 UK gallons = 45.46 litres.

Question 2

How many litres is 1 US gallon?

Accepted Answer

1 US gallon = 3.78541 litres. US gallons are smaller than UK gallons. 10 US gallons = 37.85 litres.

Question 3

How many gallons is 10 litres?

Accepted Answer

10 litres = 2.200 UK gallons (or 2.642 US gallons). A quick rule of thumb: divide litres by 4.5 to get approximate UK gallons.

Question 4

How many pints in a gallon UK?

Accepted Answer

8 pints in a UK gallon. 1 UK gallon = 8 UK pints = 4.546 litres. So 1 UK pint = 568 ml.

Question 5

How many litres is 5 gallons?

Accepted Answer

5 UK gallons = 22.73 litres. 5 US gallons = 18.93 litres. US and UK gallons are often confused — a US gallon is about 17% smaller than a UK gallon.

Question 6

How do I convert mpg to litres per 100 km?

Accepted Answer

Divide 282.48 by your mpg to get litres per 100 km. So 40 mpg = 282.48 ÷ 40 = 7.06 L/100km. To go the other way (L/100km to mpg), divide 282.48 by your L/100km figure.

Question 7

How many litres does a typical UK car tank hold?

Accepted Answer

Most UK family cars hold 50–70 litres. Small city cars have 30–40 litre tanks; larger SUVs and 4x4s can hold 70–90 litres. At around £1.45/litre, filling a 60-litre tank from empty costs approximately £87.

Litres to Gallons Converter UK — Convert Litres to UK and US Gallons