Most economical petrol cars 2021
Petrol cars can be surprisingly economical – in fact in the smaller vehicle classes, petrol cars are usually more economical than their diesel equivalent. The list below shows the Top 30 most economical petrol cars available in the UK in 2021.
Use the new car search to filter these results on other criteria such as Vehicle Class, Manufacturer, CO2 band. Price, Transmission and more.
If you are looking for something more specific try one of the lists of economical cars below:
What is an economical car?
What constitutes an economical car will vary from person to person, but most motorists are looking for low running costs: low tax, low insurance and good fuel economy
High fuel economy or MPG tends to go hand in hand with low CO2 emissions and low CO2 emissions in turn means less car tax or company car tax. Thus, the most economical cars to run are often also environmentally-friendly cars.
Selecting a model in the list of most economical cars above will show more details on the model, including running costs, whole life cost and links to fuel and tax calculators.