What you want to know | The 2026 Answer |
|---|---|
Running costs | Typically around 2p to 5p per mile charging at home, against roughly 13p to 18p per mile for petrol |
Road tax (VED) | £10 in year one, then the standard rate of around £195 to £200 a year |
Insurance | Usually a little more than petrol, though the gap has narrowed in 2026 |
Battery life | Around 2.3% capacity loss a year, roughly 82% left after eight years |
Charging access | 120,388 public charge points across the UK, but home charging stays cheapest |
Best for | Drivers who can charge at home and cover regular daily mileage |
Less suited to | Drivers with no home charging or frequent long motorway trips |
Electric cars are worth it in 2026 for most UK drivers who can charge at home. Lower running costs, a government grant worth up to £3,750 on eligible models, and batteries that now outlast the car make the sums add up. Drivers without home charging save less.
They're not a niche choice any more, either. Almost one in four new cars sold in the UK in 2025 was fully electric, with 473,348 battery electric vehicles registered, according to SMMT figures published in January 2026 [1].
But "worth it" depends on how you drive, where you park, and whether you buy new or used. Here's the honest breakdown, cost by cost.
Electric cars in 2026 at a glance:
Are electric cars cheaper to run than petrol?
Electric cars are typically cheaper to run than petrol cars, and home charging is where the gap opens up. Charging overnight on a dedicated EV electricity tariff can cost around 2p to 5p per mile, compared with roughly 13p to 18p per mile for an average petrol car.
The catch is where you charge. Public rapid charging costs far more than home charging, so a driver who relies on public chargers saves much less than someone who plugs in at home.
Electric cars also cut other running costs. They have fewer moving parts, so servicing is usually simpler, and regenerative braking reduces wear on the brake pads. There's no fuel duty and no oil changes.
The savings come almost entirely from charging at home overnight. For the full picture on charging tariffs, public charging prices and servicing, Zego's guide to electric car running costs in the UK sets out the real 2026 numbers.
How much does it cost to tax an electric car in 2026?
Electric cars lost their free road tax on 1 April 2025. New EVs now pay £10 of vehicle excise duty (VED) in the first year, then the standard rate of around £195 to £200 a year, the same as a petrol car, according to the RAC road tax guide updated in March 2026 [2].
There's a sting for pricier models. The Expensive Car Supplement adds around £440 a year for five years on cars above a list-price threshold, which was raised to £50,000 for electric cars in November 2025. That can take the annual bill up to roughly £640.
Looking further ahead, a pay-per-mile charge called eVED starts in April 2028, set at 3p per mile for electric cars. A driver covering 10,000 miles a year would pay around £300 on top. It's worth factoring in if you're buying a car to keep for years [2].
Do electric cars cost more to insure?
Electric cars typically cost more to insure than the petrol equivalent, but the gap has narrowed in 2026 as repair networks grow and insurers gather more EV claims data. For some models, EV cover now matches or beats a similar petrol car.
The higher premiums come down to repair costs. Batteries are expensive to replace, and there are still fewer qualified EV technicians than for combustion cars. Smaller, mainstream EVs tend to be the cheapest to cover.
If you want to dig into the numbers, Zego's breakdown of whether car insurance is cheaper for electric cars compares EV and petrol premiums and explains what's driving the difference in 2026.
How long do electric car batteries last?
Modern electric car batteries last longer than most people keep the car. A 2025 analysis of more than 22,700 EVs by Geotab, published in April 2026, found batteries degrade by around 2.3% a year on average, leaving roughly 82% of capacity after eight years [5].
For most owners, that makes the battery a 12 to 20 year component, not a regular replacement. New EVs also come with a battery warranty of at least eight years or 100,000 miles.
How you charge matters. Heavy reliance on high-power rapid charging wears the battery faster, while mostly charging at home on slower AC keeps battery health high. That's a useful thing to check when buying a used electric car.
Do electric cars hold their value?
Electric cars depreciated sharply in 2023 and 2024 as used prices corrected, but values have largely stabilised in 2026. Depreciation now varies widely by model, so the badge on the bonnet matters more than the fuel type.
That price drop has a silver lining for buyers. Buying a used electric car can be a cost-effective way to skip the steepest first years of depreciation, as long as you check the battery health report before you commit.
For new cars, salary sacrifice schemes through an employer can take a big chunk out of the effective cost, which is why so many company drivers have switched.
Can you own an electric car without a driveway?
You can own an electric car without a driveway, but it changes the maths. The UK had 120,388 public charging points by the end of April 2026, according to Zapmap data published in May 2026 [4]. Home charging is still the cheapest way to run one.
On-street charging, workplace chargers and rapid hubs all help fill the gap, and the network is still growing. Electric range has improved too, with many new EVs now covering 200 to 300 miles on a charge, which takes a lot of the old range anxiety away.
The honest answer: if every charge has to happen at a public charger, an EV is still doable, but the running-cost advantage shrinks.
What are the main disadvantages of electric cars?
The main disadvantages of electric cars in 2026 are the higher upfront price, slower public charging compared with refuelling, pricier insurance on some models, and depreciation that varies by model. Drivers without home charging see the smallest savings.
- Upfront cost: new EVs still cost more to buy than petrol equivalents, though the grant and used market help close the gap.
- Charging time: even a rapid charger takes 20 to 30 minutes for a useful top-up, far longer than filling a tank.
- Public charging cost: rapid charging away from home can cost almost as much per mile as petrol.
- Home charging dependency: the savings really need off-street parking and a home charger to land.
Who should buy an electric car in 2026, and who shouldn't?
Electric cars suit UK drivers who can charge at home, cover regular daily mileage, and want lower running costs. They're especially strong for company-car drivers, thanks to low Benefit-in-Kind tax. The Electric Car Grant also takes up to £3,750 off eligible new models priced at or below £37,000 [3].
An EV makes less sense if you can't charge at home, do frequent long motorway runs, or buy and sell cars often. In those cases a hybrid or a used EV can be the smarter middle ground.
So, are electric cars worth it in 2026? For home-charging drivers doing everyday miles, yes, the running costs and incentives stack up. For everyone else, it's worth running your own numbers before you sign.
Frequently asked questions
Is now a good time to buy an electric car?
2026 is one of the better times to buy an electric car in the UK. Choice is wider, used prices have settled, batteries are proven to last, and the Electric Car Grant cuts the price of eligible new models. Charging at home is still key to the savings.
Are used electric cars worth it?
Used electric cars are often the best value way into an EV. The heavy early depreciation has already happened on older models, so prices are lower, and a battery health check before buying confirms how much capacity is left.
Are electric cars cheaper than petrol overall?
Electric cars are usually cheaper over several years of ownership for home-charging drivers, once fuel, servicing and tax are added up. The upfront price is higher, so the saving builds over time rather than landing on day one.
The bottom line for UK buyers
Electric cars in 2026 are a sensible choice for most drivers who can plug in at home, and a closer call for those who can't. The technology is proven, the running costs are lower, and the incentives are real.
Whichever way you go, the right insurance should reward how you actually drive. A telematics car insurance policy like Zego Sense looks at how smoothly you drive, not just the car you've picked, so careful drivers get a price built around them. Get a quote in around a minute.
References
[1] SMMT, UK new car registrations, January 2026. Cited for the 2025 UK battery electric vehicle market share (23.4%, 473,348 registrations), used to show how mainstream EVs have become. smmt.co.uk
[2] RAC, Electric car road tax (VED) guide, March 2026. Cited for current EV road tax rates, the Expensive Car Supplement and the 2028 eVED pay-per-mile charge, used to explain the tax buyers now face. rac.co.uk
[3] RAC, Electric Car Grant guide, April 2026. Cited for the up-to-£3,750 grant and the £37,000 price cap on eligible new EVs, used to show the upfront saving available. rac.co.uk
[4] Zapmap, UK EV charging statistics, May 2026. Cited for the number of public charging points in the UK (120,388 by end of April 2026), used to show charging-network scale for drivers without a driveway. zapmap.com
[5] Geotab, EV battery health study, April 2026. Cited for the 2.3% average annual battery degradation across 22,700+ EVs (about 82% capacity after eight years), used to reassure buyers on battery lifespan. geotab.com