Calculate how much you could save by switching to a more fuel-efficient car or driving habits.
Annual Saving
£546
£45.46 per month
Current Annual
£1,818
New Annual
£1,273
Litres Saved
390L
Fuel economy, measured in Miles Per Gallon (MPG), is a key factor in a vehicle's running costs. A higher MPG means the car uses less fuel to travel the same distance, resulting in lower costs and fewer emissions. Switching to a more fuel-efficient car or adopting better driving habits can lead to significant savings, often amounting to hundreds of pounds per year.
This Calculator Site tool is designed to clearly show the financial impact of changing your vehicle's MPG. By comparing the annual fuel costs between two different efficiency figures, you can make informed decisions about your next car purchase or see the benefits of improving your driving style. For business travel, you might also want to check our Mileage Allowance Calculator.
Tip: Small Changes, Big Savings
You do not always need a new car to save money. Simple actions like ensuring your tyres are correctly inflated, removing unnecessary weight, and driving more smoothly can improve your MPG by 5-10%. Over a year, that small change can add up to a significant saving on your fuel bill.
The difference in annual running costs can be substantial, especially for high-mileage drivers. As fuel prices fluctuate, having a more efficient vehicle provides a buffer against rising costs. Explore your potential savings with our VAT Calculator if you are a business user.
£800+
Annual saving from 30 to 50 MPG
7,800
Average annual miles in the UK
~£150
Saving from a 10% MPG boost
How to use this Calculator Site tool
Enter your annual mileage, the MPG of your current car, and the MPG of a potential new car. Add the current price per litre for petrol or diesel. The calculator will instantly show your potential annual and monthly savings, along with a cost breakdown. Adjust any number to see how it impacts your savings.
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