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Thursday, 2 July 2026

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Transport

Carbon Brief: UK EV Drivers Cut GBP 1,100 a Year in Fuel Costs, GBP 3bn Fleet-Wide

Carbon Brief analysis puts fuel savings for the average UK electric vehicle driver above GBP 1,100 a year against a comparable petrol car. The fleet-wide total reaches around GBP 3 billion annually.

The biggest single figure is the fleet fuel bill it displaces: nearly 2.5 billion litres avoided each year, which trims carbon dioxide output by close to 7 million tonnes. Those totals cover more than 2 million battery electric vehicles (BEVs), 1 million plug-in hybrid electric vehicles (PHEVs) and 100,000 electric vans on the road.

How a driver charges shapes the payoff. The headline figure assumes roughly four-fifths of charging happens at home on cheap overnight rates and the remaining fifth at public points; drivers who plug in only at home can save GBP 1,400 a year. The gap traces back to the drivetrain itself, with BEVs running roughly four times more efficient than combustion-engine cars.

Plug-in hybrids trail on both counts. Electricity powers less than a third of the miles they cover, and petrol fuels the rest.

The analysis comes as the UK government prepares to consult on softening its electric vehicle sales targets. BBC News reports the current zero-emissions vehicle (ZEV) mandate goal of 80% of new car sales as BEVs by 2030 could be pulled back to between 50% and 70%.

A lower 2030 threshold would slow the pace at which new BEVs join the fleet through the rest of the decade. Fewer of them means a smaller share of the 2.5 billion litres of fuel and 7 million tonnes of CO2 the current fleet already avoids.

Source: carbonbrief.org (opens in a new tab)1 sourcePermalink