In this article
- The short answer, and the asterisks
- What a petrol car pays for that an EV simply doesn't
- What still wears on an electric car
- Brakes: the regenerative dividend
- The five-year bill, line by line
- Where the curve crosses: the We Predict picture
- A five-year EV service schedule, year by year
- Hybrids and plug-in hybrids: the most maintenance, not the least
- Where an EV can cost more
- Does how you drive and charge change the maintenance bill?
- Independent garage or dealer? Where the EV saving can leak
- How to keep an EV's maintenance bill at the bottom of the range
- What the maintenance gap means for total running cost
- Common questions
- Sources
- Methodology & sourcing
EV Maintenance Cost vs Petrol: The Real 5-Year Breakdown (2026)
A petrol Golf and an electric one leave the same forecourt on the same day. Five years and 50,000 miles later, the petrol car has had five oil-and-filter changes, a set of front brake pads, a cam belt scare, new spark plugs and a couple of exhaust-related MOT advisories. The electric one has had its cabin filter swapped, its brake fluid changed twice, its coolant topped up, and a software update it didn't have to drive anywhere for. Same brand, same class, the same five years on the road - and a very different garage history.
That gap is the single least-disputed claim in the whole EV-versus-petrol argument. Argonne National Laboratory, costing scheduled maintenance across twelve vehicle classes for the US Department of Energy, puts a battery-electric car at 6.1 cents per mile against 10.1 for a conventional petrol car [1][2]. Consumer Reports, drawing on survey data from hundreds of thousands of members, found EV owners pay about half as much to keep their cars running and save roughly $4,600 over the vehicle's life [4][5]. In the UK, The Electric Car Scheme pegs the average annual EV maintenance bill at £165 against about £300 for an equivalent petrol car [9].
But "cheaper to maintain" hides two important asterisks that the marketing never mentions, and both are in the data below. So this piece does it component by component: what a petrol car spends money on that an EV doesn't, what genuinely still wears on an EV, and a five-year bill built line by line from real garage prices. Where a figure is ours rather than a source's, it says so.
The short answer, and the asterisks
For routine servicing, an EV is clearly cheaper - by roughly 40% per mile on Argonne's numbers [1][2], and by about half on Consumer Reports' real-world repair-and-maintenance survey [4]. The reason is mechanical, not ideological: an EV drivetrain has on the order of 20 moving parts where a petrol powertrain has hundreds [30]. No oil, no spark plugs, no timing belt, no exhaust, no clutch, no multi-speed gearbox. You cannot be charged to service a part that isn't there.
The first asterisk is timing. We Predict's Deepview dataset, built from millions of real repair orders, found EV service costs are actually higher than petrol early on - $123 versus $53 at three months - and only cross below petrol later, ending about 30% cheaper by 36 months [7][8]. New technology, thinner specialist-labour supply and pricier early parts cost money before the no-oil-change dividend catches up.
The second asterisk is severity. The routine bill is lower, but when an EV does need a real repair - a high-voltage component, a damaged structural battery pack, an ADAS sensor recalibration after a minor knock - it tends to cost more than the petrol equivalent, which is one reason EVs cost more to insure [34][35]. Cheaper to service is not the same as cheaper to fix. Hold both facts at once and the rest of this article makes sense.
What a petrol car pays for that an EV simply doesn't
A petrol car's five-year servicing bill is dominated by jobs an EV never books - oil changes, spark plugs, a timing belt, exhaust and clutch wear - easily £1,000-£1,500 of work with no electric equivalent [27][28][29][33]. Strip a five-year petrol service history down to the line items and most of the money sits in those combustion-only tasks. Oil and filter changes are the obvious one - a UK garage charges roughly £60-£90 each, an independent US shop $50-$80 with synthetic oil, and a petrol car wants one every year or 10,000 miles [33][27][36]. Over five years that's £300-£450 of oil services that an EV, with no engine oil, never has.
Then the wear items unique to combustion. Spark plugs come due around 40,000-60,000 miles and run £80-£500 in the US depending on cylinder count [28]. A timing (cam) belt - on the engines that use one rather than a chain - is the big one: £400-£600 in the UK and $500-$2,000 in the US, and skipping it risks a destroyed engine [29]. Add the things that quietly accumulate on combustion cars and not on EVs: exhaust and catalytic-converter corrosion, the clutch on a manual, fuel filters and injectors, the cooling system that serves a hot engine rather than a battery, and the emissions-related MOT advisories that turn into bills.
None of that exists on a battery-electric car. There is no engine to tune, no combustion by-products to filter, no gearbox of the multi-ratio, clutch-and-flywheel kind - most EVs use a single-speed reduction gear that needs little more than the occasional fluid check [31]. The electric motor itself is rated for hundreds of thousands of miles with effectively no scheduled maintenance [30][31]. That is where the per-mile gap on Argonne's chart comes from.
What still wears on an electric car
An EV is not maintenance-free, and pretending otherwise is how owners get surprised. Here is the honest list of what still needs attention, and roughly when.
Tyres wear, and on a heavy, torquey EV they can wear faster than on a petrol car - enough that they get their own article. Brake fluid is hygroscopic and still needs changing about every two years regardless of how little the brakes are used [9][11]. The cabin (pollen) filter is a yearly job for air quality [9]. Battery and motor coolant gets checked and changed on a roughly two-to-four-year cycle, far less often than an engine's, but it is not zero [9][12]. Suspension, steering, wipers, washer fluid and air-conditioning wear exactly as they do on any car, and the extra mass of the battery can load suspension components a little harder.
Then the one almost everyone forgets: the 12-volt battery. Nearly every EV still carries a conventional 12V battery to run its computers, lights and door locks and to "wake" the car, and it typically needs replacing at five to seven years for roughly £100-£250 fitted [9]. A flat 12V battery - not the big traction pack - is among the most common reasons an otherwise healthy EV calls out a breakdown van. The headline saving is real, but it is a saving against a long list of petrol-only jobs, not a saving against everything.
Two more wear items deserve a mention because they're easy to overlook. The air-conditioning and heat-pump system doubles as the battery's thermal management on most modern EVs, so it works harder year-round than a petrol car's cabin-only AC and benefits from a periodic refrigerant and filter check [12]. And suspension components - bushes, top mounts, dampers - carry the extra 300-500 kg of battery mass, so they can wear marginally faster than on a lighter petrol car of the same class, even though the parts and labour are identical [13]. Neither is expensive, but both belong on an honest list rather than the brochure's "almost nothing to service."
Brakes: the regenerative dividend
Brakes are where the EV saving is most visible and most misunderstood. Because regenerative braking uses the motor to slow the car and recover energy, the friction pads do a fraction of the work they do on a petrol car. Independent tyre and brake specialists report EV pads commonly lasting 80,000-120,000 miles, against 40,000-50,000 on a comparable petrol car [22][23][26]. Many EV owners never replace a single pad in the first five years.
The financial effect is large because brakes are a recurring petrol expense. A petrol driver typically buys at least one set of front pads and discs within 50,000 miles, and often a rear set too, at £250-£500 per axle [22][26]. An EV owner frequently spends nothing on pads in the same period - the single biggest line-item difference in the five-year table after the engine services themselves. Multiply that across a 150,000-mile ownership and the EV may skip two or three brake jobs the petrol car cannot avoid.
There is a counter-intuitive catch. Pads and discs that are barely used can corrode and seize from disuse, especially in damp climates and on cars driven gently in one-pedal mode. That is why every credible EV service schedule still includes a yearly brake clean and inspection even though the pads are nowhere near worn out [23][24]. The saving is in replacement parts, not in skipping the inspection. Budget for the look, not for the pads.
The five-year bill, line by line
Put real UK unit prices into a five-year, 50,000-mile ownership and the mechanical-servicing gap comes out around £1,300 in the EV's favour. The table below is our calculation, built from the cited prices and standard service intervals; tyres are excluded from every column so it compares like-for-like on servicing. Treat the depreciation-free maintenance total as the number, and the per-mile figure as the takeaway.
| 5-year servicing line (UK) | Electric | Petrol | Diesel |
|---|---|---|---|
| Routine annual service | £750 | £1,000 | £1,100 |
| Oil & filter changes | £0 | (in service) | (in service) |
| Spark plugs | £0 | £150 | £0 |
| Timing/cam belt (weighted) | £0 | £400 | £450 |
| Brake pads & discs | £0 | £600 | £600 |
| Brake fluid (x2) | £0 (in service) | £0 (in service) | £0 (in service) |
| Coolant change | £80 | £90 | £90 |
| 12V battery | £120 | £0 | £0 |
| Emissions (DPF/EGR/injectors) risk | £0 | £0 | £400 |
| Misc (wipers, filters, advisories) | £150 | £200 | £250 |
| 5-year servicing total | £1,100 | £2,440 | £2,790 |
| Maintenance cost per mile | 2.2p | 4.9p | 5.6p |
These are UK figures, but the ranking travels. Australia's RACV reaches the same conclusion - EVs cheaper to service than petrol or diesel on a like-for-like schedule - and the US picture from Argonne and Consumer Reports is the same gap in dollars rather than pounds [17][1][4]. Local labour rates and tax change the absolute numbers; what doesn't change is that the EV column is missing the engine, exhaust and transmission lines that make up the bulk of a combustion car's servicing spend. A reader in Berlin or Madrid would swap the currency and the dealer-plan prices but keep the structure intact.
The shape matters more than the decimals. The petrol column is dominated by recurring engine services and the wear parts unique to combustion; the diesel column adds the risk of expensive emissions-system jobs (DPF, EGR, injectors) that don't always hit within five years but hit hard when they do. The EV column is mostly a modest annual check plus two consumable swaps and, late in the period, a 12V battery. The cents-per-mile ranking lands almost exactly where Argonne's national figures put it [1][2] - which is the useful cross-check that the worked example isn't drifting.
Where the curve crosses: the We Predict picture
The most honest single chart in EV maintenance is not a flat "EVs are cheaper" bar - it's the curve that starts in petrol's favour and crosses. We Predict's Deepview True Cost data shows EVs averaging $123 of service cost at three months against $53 for petrol, then $514 against $749 by 36 months [7][8]. Early ownership is pricier for EVs because parts and specialist labour are scarcer and dearer; the no-oil-change, low-brake-wear advantage then compounds month after month until it wins outright.
That crossover is why year-one anecdotes ("my EV cost a fortune to service") and lifetime studies ("EVs save $4,600") can both be true [4][7]. If you keep a car for two years, the maintenance case for an EV is weaker than the brochure implies. If you keep it for five-plus, the gap widens every year you hold it. The break-even on servicing alone sits in the second-to-third year on this data.
A five-year EV service schedule, year by year
Across five years an electric car needs roughly five short services, two brake-fluid changes, one coolant change and - late on - a 12V battery, with very little in between [9][11][12]. Laying it out year by year shows why the bill is so flat compared with a petrol car's, where every visit carries an oil change and the odd wear part.
Year one is a basic health check: brakes, suspension, steering and tyres inspected, cabin filter replaced, software updated, often free or under £150 [9][11]. Year two repeats that and adds the first brake-fluid change, the one consumable that ignores how little the brakes are used [9]. Year three is another inspection plus, on many models, a coolant check or change for the battery and motor circuits [12]. Year four is typically the lightest visit of all - inspection, filter, software - because the friction brakes still aren't worn and nothing else is due. Year five brings a second brake-fluid change and, increasingly often, the first 12V battery replacement as the original ages out [9].
Notice what is absent every single year: no oil, no filter beyond the cabin one, no plugs, no belt, no exhaust work. A petrol car over the same five years books five oil services, works through a set of brake pads, and faces the timing-belt question at the back end of the period [27][29]. The EV's schedule is shorter, the visits are quicker - 45-60 minutes against two to three hours - and the parts bin barely opens [9].
Hybrids and plug-in hybrids: the most maintenance, not the least
A common assumption is that hybrids split the difference on maintenance; in practice they often carry the most, because they run two complete systems. A hybrid or plug-in hybrid still has an engine with oil, spark plugs, a cooling system and an exhaust - all the combustion wear items - and a high-voltage battery, power electronics and a regenerative-braking system on top [19][20]. Argonne's own framing is that hybrids "share costs with both" the petrol and electric worlds, saving on brakes but not on the engine [2].
The one genuine hybrid saving mirrors the EV's: regenerative braking spares the friction pads, so brake replacement is rarer than on a pure petrol car [22]. But oil changes, plugs and the rest stay on the schedule, and the added complexity of two powertrains means more potential failure points, not fewer. If the goal is the lowest possible servicing bill, a pure battery-electric car wins; a hybrid is a fuel-economy and range-anxiety compromise, not a maintenance one. That is worth knowing before assuming "hybrid" is the low-stress middle path.
Where an EV can cost more
The bill flips for EVs in one place: collision and out-of-warranty repair, where EV-specific parts and high-voltage labour help make electric cars about 42% dearer to insure than petrol equivalents [34]. Cheaper to service is not always cheaper to fix, and it's worth being specific about where the line crosses. Crash and out-of-warranty repairs are the main one: EV-specific parts, high-voltage safety procedures, the labour to recalibrate driver-assistance sensors after even a minor bump, and in the worst case a structural battery pack that's expensive or impractical to repair. These are exactly the costs that push EV insurance premiums above petrol - Insurify found EVs around 42% dearer to insure across all ages, narrowing to about 18% on the newest models as repair networks mature [34]. Encouragingly, average EV repair costs actually fell in 2024 as parts supply and trained-technician availability improved [35].
A handful of smaller traps round it out. Specialist labour can be scarce outside dealer networks, so an independent garage isn't always the cheap option it is for a petrol car. Software and 12V-battery faults generate call-outs that have nothing to do with the expensive traction battery. And the traction battery itself, once outside its typical 8-year/100,000-mile warranty, is the one repair that can exceed the car's value - though real-world failure rates are low and degradation, not failure, is the usual outcome (covered in our battery-replacement piece). The routine maths favours the EV; the tail risk does not.
Does how you drive and charge change the maintenance bill?
Driving and charging style move the maintenance bill at the margins, mostly through the brakes and the 12V system rather than the powertrain. One-pedal driving, where lifting off the accelerator triggers strong regeneration, pushes friction-brake wear close to zero - great for pad life, but it makes the corrosion-from-disuse problem worse, so a deliberate firm stop now and then matters more, not less [23][24]. The motor and single-speed gear are indifferent to how hard you accelerate; unlike an engine, there's no oil to cook or clutch to slip [31].
Fast charging is often blamed for higher running costs, but its effect is on long-term battery degradation, not on scheduled servicing - your annual service bill doesn't change whether you charge at home or on DC rapids (the battery-health question is covered in our degradation piece) [25]. Climate does move the needle: cold, damp winters accelerate brake corrosion and shorten 12V-battery life, which is why northern-European and high-mileage owners see slightly more 12V replacements and brake cleans than the average [9]. None of these rivals the structural saving of skipping oil changes - they just decide whether you land at the top or bottom of the EV cost range.
Independent garage or dealer? Where the EV saving can leak
Where you service an EV can quietly erode the saving, because the cheap-independent-garage habit that works for petrol cars doesn't always transfer. High-voltage work requires trained technicians and specific equipment, and outside dealer networks that expertise is still thinner, so an independent isn't automatically the budget option it is for a combustion car [10][16]. The counterweight is over-the-air updates: many EVs fix software faults and even recalibrate systems remotely, removing visits a petrol car would have to make in person [9].
The practical move is to compare a manufacturer service plan against pay-as-you-go. A fixed plan such as Audi's e-tron package bundles the brake-fluid and pollen-filter jobs you'd pay for anyway and locks the price, which suits the predictable, light EV schedule well [14]. Crucially, keeping to an approved schedule - dealer or qualified independent - is what protects the 8-year/100,000-mile battery and drivetrain warranty that shields you from the one repair that could dwarf every service combined [10][30]. The saving is real, but it rewards staying inside the system rather than skipping it.
How to keep an EV's maintenance bill at the bottom of the range
Most of the saving is automatic, but a few habits keep it there. Stick to the service schedule even though it feels light - the brake clean, coolant check and software update are what stop small issues becoming call-outs, and skipping them can void the warranty that protects you from the expensive repairs above [10][11]. Use the friction brakes occasionally - a firm stop now and then, especially in winter, keeps pads and discs from seizing through underuse [23].
Mind the 12V battery: if the car sits unused for long stretches, a trickle maintainer prevents the most common no-start, and replacing a tired 12V proactively at around year six is cheaper than a roadside recovery [9]. Shop the service - independent EV specialists and manufacturer service plans both undercut ad-hoc dealer visits, and a fixed plan like Audi's e-tron package bundles the brake-fluid and pollen-filter jobs you'd pay for anyway [14][16]. Booking the light second- and fourth-year visits at a qualified independent, and the warranty-sensitive checks at a dealer, often splits the difference between the cheapest price and the safest paper trail. And keep tyres correctly inflated and rotated, because on a heavy EV that's the single biggest controllable running cost - the subject of its own breakdown.
Run the numbers for your own mileage and electricity tariff, and you can see the servicing saving sit on top of the fuel saving rather than overlap it.
What the maintenance gap means for total running cost
The servicing saving is real but modest in absolute terms - on our five-year table it's about £1,300 against petrol and £1,700 against diesel - and it matters most because it stacks with the bigger fuel saving rather than competing with it. A driver charging mostly at home already pays far less per mile for energy than a petrol driver pays at the pump; the lower service bill is a second, independent discount on top [4][9]. That is the right way to read the Argonne 6.1-versus-10.1-cent figure: it's a per-mile structural advantage that compounds across the life of the car, not a one-off windfall [1][2].
It also reframes the headline studies. Consumer Reports' ~$4,600 lifetime saving and We Predict's "30% cheaper by year three" are not contradictions of the early-ownership cost premium - they are what the premium turns into once the no-oil, low-brake-wear dividend has had a few years to work [4][7]. The longer you keep an EV, the better the maintenance case looks, which is the opposite of how combustion cars age, where bills climb as the engine, gearbox and exhaust accumulate wear. For a five-year keeper the maintenance verdict is settled in the EV's favour; for a two-year flipper it's close to a wash.
The practical conclusion is unglamorous: budget for tyres and the occasional 12V battery, keep to the service schedule to protect the warranty, and let the absence of oil changes, spark plugs, belts and brake jobs do the rest. The cheapest EV to run is the one whose owner treats its light maintenance schedule as a feature to be maintained, not an excuse to skip the garage entirely. Pair this with our cheapest-EVs-to-run ranking and the fuel-versus-petrol calculator and you have the whole running-cost picture, not just the headline.
Common questions
Is an EV really cheaper to maintain than a petrol car? Yes, for most owners. Scheduled maintenance runs about 6.1 cents per mile against 10.1 for petrol - roughly 40% less - and Consumer Reports puts the lifetime repair-and-maintenance saving near $4,600 [1][4]. No oil, no spark plugs, no timing belt and far less brake wear do the work.
What maintenance does an EV actually need? An annual or biennial service that checks brakes, suspension and steering; a cabin filter roughly yearly; brake fluid and coolant about every two years; tyres as they wear; and a 12V battery at five-to-seven years [9]. There is no oil, exhaust or clutch to service.
Do EVs need brake replacements less often? Much less. Regenerative braking means pads commonly last 80,000-120,000 miles versus 40,000-50,000 on petrol [22][26]. The catch is corrosion from underuse, so a yearly brake clean still matters.
Are EVs more expensive to repair? They can be. High-voltage components, battery-pack damage and ADAS recalibration cost more, and We Predict found EV service costs higher than petrol in year one before crossing below by year three [7][34]. Routine bill lower; major fault not.
Do EVs still need a yearly service? Most do, or every two years on some models - shorter (45-60 minutes vs 2-3 hours) because there's no engine work, but still required to keep the warranty valid [11].
How much is an EV service in the UK? Typically £100-£250 a year against roughly £200-£300 for petrol; premium plans like Audi's e-tron start around £299 with brake fluid and pollen filter included [9][14].
Sources
- Argonne National Laboratory / US DOE - Comprehensive Total Cost of Ownership Quantification for Vehicles (Economic Analysis of Vehicle Technologies). https://www.anl.gov/esia/economic-analysis-of-vehicle-technologies
- US Department of Energy - FOTW #1190: Battery-Electric Vehicles Have Lower Scheduled Maintenance Costs (BEV 6.1c vs ICEV 10.1c/mile). https://www.energy.gov/eere/vehicles/articles/fotw-1190-june-14-2021-battery-electric-vehicles-have-lower-scheduled
- Argonne National Laboratory - Assessment of Light-Duty Plug-in Electric Vehicles in the United States (report PDF). https://publications.anl.gov/anlpubs/2022/11/178584.pdf
- Consumer Reports - EV owners spending half as much on maintenance; ~$4,600 lifetime saving (press release). https://advocacy.consumerreports.org/press_release/electric-vehicle-owners-spending-half-as-much-on-maintenance-compared-to-gas-powered-vehicle-owners-finds-new-cr-analysis/
- Consumer Reports - Pay Less for Vehicle Maintenance With an EV. https://www.consumerreports.org/car-repair-maintenance/pay-less-for-vehicle-maintenance-with-an-ev/
- Consumer Reports - EV Total Cost of Ownership (fact sheet PDF). https://advocacy.consumerreports.org/wp-content/uploads/2020/10/EV-TCO-Overall-Fact-Sheet-FINAL-3.pdf
- We Predict Deepview True Cost - After higher first-year costs, EV service costs fall 30% below gas at three years. https://www.businesswire.com/news/home/20211028005134/en/We-Predict-Deepview-True-Cost-After-Higher-First-Year-Costs-EV-Service-Costs-Fall-30-Below-Gas-Vehicle-Costs-at-Three-Years
- CleanTechnica - EV Maintenance Costs Are 30% Lower Than Gas Vehicles At 3 Years (We Predict). https://cleantechnica.com/2021/11/02/ev-maintenance-costs-are-30-lower-than-gas-vehicles-at-3-years-new-study-finds/
- The Electric Car Scheme - Electric Car Maintenance Guide: Costs & Servicing 2026 (£165 vs £300/yr). https://www.electriccarscheme.com/blog/electric-car-maintenance-servicing
- RAC - EV maintenance, service and repairs guide. https://www.rac.co.uk/drive/electric-cars/running/ev-maintenance-service-and-repairs-guide/
- Carwow - How Often Should You Service Your Electric Car? https://www.carwow.co.uk/editorial/owning-a-car/maintenance-repair-and-care/how-often-should-you-service-your-electric-car
- ClickMechanic - Guide to Electric Car Servicing. https://www.clickmechanic.com/blog/guide-to-electric-car-servicing/
- Dick Lovett - Electric Car Maintenance Costs. https://www.dicklovett.co.uk/electric/guides/electric-car-maintenance-costs
- Audi UK - e-tron Service Plans (from ~£299.25). https://www.audi.co.uk/en/owners/service-and-maintenance/service-plans/e-tron/
- Renault UK - Electric Vehicle Servicing. https://www.renault.co.uk/general-maintenance/electric-vehicle-servicing.html
- One EV Group - The Complete Guide to EV Servicing and Maintenance in the UK in 2026. https://oneevgroup.com/insights/the-complete-guide-to-ev-servicing-and-maintenance-in-the-uk-in-2026/
- RACV - Car servicing costs and differences: EV vs Petrol vs Diesel. https://www.racv.com.au/royalauto/transport/electric-vehicles/electric-car-servicing-costs.html
- EV Connect - What Are Typical EV Maintenance Costs? https://www.evconnect.com/blog/what-are-typical-ev-maintenance-costs/
- 7Gen - Comparing EV and ICE Maintenance Costs (fleet). https://www.7gen.com/blog/comparing-ev-and-ice-maintenance-costs-which-is-cheaper/
- Green Energy Consumers Alliance - Maintenance (EV vs gas). https://www.greenenergyconsumers.org/drivegreen/learnmore/costs/maintenance
- Yale Environment 360 - EVs cost 40% less to maintain than conventional cars (DOE digest). https://e360.yale.edu/digest/energy-department-report-finds-that-evs-cost-40-percent-less-to-maintain-than-conventional-cars
- Chapel Hill Tire - Do Hybrid and Electric Cars Need Brake Pad Replacements? https://www.chapelhilltire.com/do-hybrid-and-electric-cars-need-brake-pad-replacements
- Recharged - EV Brakes & Regenerative Braking: Complete Guide. https://recharged.com/articles/ev-brakes-regenerative-braking-guide
- Recharged - How Often Do EV Brakes Need Replacing? https://recharged.com/articles/how-often-do-ev-brakes-need-replacing
- Recharged - EV Repair Costs: Real-World Prices & What to Expect. https://recharged.com/articles/ev-repair-costs
- Wagner Brake / DRiV - What You Need to Know About Brakes in Electric Vehicles. https://www.wagnerbrake.com/technical/parts-matter/automotive-repair-and-maintenance/What-You-Need-to-Know-About-Brakes-in-Electric-Vehicles.html
- Kelley Blue Book - Oil Change Prices & Cost Estimates. https://www.kbb.com/oil-change/
- Kelley Blue Book - Spark Plug Replacement Prices & Cost Estimates. https://www.kbb.com/spark-plug-replacement/
- Ecostify - Timing Belt Replacement Cost 2026. https://www.ecostify.com/blog/timing-belt-replacement-cost
- The Electric Car Scheme - Electric Car Reliability 2026: Do EVs Last Longer Than Petrol? (~20 moving parts). https://www.electriccarscheme.com/blog/how-reliable-are-electric-cars
- Current Automotive - The Past, Present, and Future of Electric Vehicle Transmissions (single-speed). https://www.currentautomotive.com/the-past-present-and-future-of-electric-vehicle-transmissions/
- Checkatrade - How Much Does A Car Service Cost in 2026? (UK). https://www.checkatrade.com/blog/cost-guides/car-service-cost/
- RAC - Oil change cost: how much will you have to pay? https://www.rac.co.uk/drive/advice/car-maintenance/oil-change-cost-how-much-will-you-have-to-pay/
- Insurify - The EV Premium Penalty (repair costs drive insurance; newer-EV gap ~18%). https://insurify.com/car-insurance/report/electric-vehicle-insurance-costs/
- Bodyshop Magazine - Average electric vehicle repair costs down in 2024. https://www.bodyshopmag.com/2025/news/average-electric-vehicle-repair-costs-down-in-2024/
- SoFi - Average Cost of an Oil Change in 2026. https://www.sofi.com/learn/content/average-cost-oil-change/
Methodology & sourcing
Scope. This article compares scheduled maintenance and servicing of a battery-electric car against an equivalent petrol and diesel car, over five years and 50,000 miles (16,000 km/year is roughly the European mid-point). It covers what each powertrain needs serviced and what it costs; it does not model fuel, insurance, depreciation or charging - those live in our total-cost-of-ownership pieces.
Maintenance data. Per-mile scheduled-maintenance figures come from Argonne National Laboratory's comprehensive total-cost-of-ownership study for the US Department of Energy [1][2][3]. Lifetime repair-and-maintenance savings come from Consumer Reports' analysis of survey data from hundreds of thousands of members [4][5][6]. The age-curve of EV service cost (higher in year one, lower by year three) comes from We Predict's Deepview True Cost dataset, built on millions of real repair-order records [7][8].
UK and European garage prices. Annual service, brake-fluid, cabin-filter, coolant, 12V-battery and component prices use UK retailer, manufacturer and motoring-organisation figures dated inline (RAC, Carwow, ClickMechanic, The Electric Car Scheme, manufacturer service plans, Checkatrade, Kelley Blue Book for US comparison) [9]-[35].
The five-year table. The line-by-line comparison is our own calculation, built from the cited unit prices and standard UK service intervals, at 10,000 miles/year for five years. Tyres are excluded from both columns so the comparison is like-for-like on mechanical servicing (tyre wear is covered in our separate tyre-cost article). Every figure in the table is labelled as our calculation; every figure in the prose carries a source number or the same label.