How we tested.
One of the biggest selling points of electric cars is lower maintenance costs. And it is true. But "lower" does not mean "zero," and the specifics matter if you are trying to budget for EV ownership or compare total cost against a gas car.
Here is a straightforward breakdown of what you spend on maintaining an EV versus a gas-powered equivalent, based on real ownership data and manufacturer service schedules.
What You Eliminate with an EV
Oil changes: Gone.
No engine means no oil. This alone saves $300 to $600 per year depending on the oil type and how often you change it. Full synthetic oil changes at a shop run $75 to $100 each, and most gas cars need them every 5,000 to 7,500 miles.
Transmission service: Most EVs use a single-speed reduction gear rather than a multi-speed transmission. There is no transmission fluid to change, no transmission to rebuild, and no torque converter to fail.
This eliminates one of the most expensive maintenance items on gas cars.
Spark plugs, timing belts, and engine air filters: All gone. No engine means none of these exist. A gas car typically needs spark plugs every 60,000 to 100,000 miles ($200 to $500) and a timing belt every 60,000 to 100,000 miles ($500 to $1,000).
Exhaust system: No catalytic converter, muffler, or exhaust piping.
These components on gas cars corrode over time and eventually need replacement, especially in areas with road salt.
What Costs the Same
Tires: EVs use tires just like gas cars, and they often wear faster. The instant torque from an electric motor puts more stress on tires during acceleration, and the heavier weight of EVs (due to batteries) increases rolling resistance.
Expect to replace tires every 25,000 to 35,000 miles on most EVs compared to 35,000 to 50,000 on a gas car. At $600 to $1,000 per set, this is a real cost.
Some EV owners use tires specifically designed for electric vehicles, which have reinforced sidewalls for the extra weight and low rolling resistance compounds for range. These tend to cost 10% to 15% more than standard all-season tires.
Windshield wipers: Same as any car. $20 to $40 per set, replaced once or twice a year.
Cabin air filter: EVs have cabin air filters that need replacing every 15,000 to 30,000 miles. Cost is $20 to $50 for the filter and about $100 if a shop does it. Some EVs (like Teslas) use HEPA-grade filters that cost more but also filter more effectively.
Suspension and steering components: Shocks, struts, ball joints, and tie rods wear at similar rates on EVs and gas cars.
The heavier EV weight may cause slightly faster wear on suspension components, but the difference is minor over the life of the vehicle.
What Might Cost More
Brakes last longer but cost more when they do need work: EVs use regenerative braking for most slowing, which dramatically reduces wear on the brake pads and rotors. Many EV owners report brake pads lasting 100,000+ miles.
However, the reduced use can cause brake rotors to rust and corrode in humid climates, especially on vehicles that are parked for extended periods. When you do need brake work, the cost is similar to a gas car ($200 to $600 for pads and rotors per axle).
12V battery: EVs rely on a 12V auxiliary battery for the computer systems, and these can fail earlier than the 12V batteries in gas cars because they are under more constant load.
Replacement costs $100 to $300 depending on the battery type (lead-acid vs lithium) and vehicle.
Coolant system: EVs have thermal management systems for the battery pack that use coolant. This coolant needs periodic replacement, typically every 50,000 to 100,000 miles. The cost is comparable to a gas car coolant flush ($100 to $200).
The Big Number: Battery Health
The high-voltage battery is the most expensive component in an EV.
A full battery replacement can cost $5,000 to $15,000 depending on the vehicle. That sounds alarming, but context matters.
Modern EV batteries are designed to last 200,000+ miles. Most manufacturers warranty the battery for 8 years or 100,000 miles, and many batteries show only 10% to 15% degradation at 200,000 miles in real-world data. The likelihood of needing a full battery replacement during normal ownership is low.
Battery technology continues to improve. Newer chemistries (LFP in particular) show even less degradation over time. Tesla LFP batteries in the Model 3 and Model Y have been particularly durable in long-term studies.
Annual Cost Comparison
Based on average driving of 12,000 miles per year:
- Gas car annual maintenance: $800 to $1,200 (oil changes, filters, brake wear, spark plugs, transmission service amortized)
- EV annual maintenance: $400 to $600 (tires, cabin filter, wiper blades, brake inspection, 12V battery amortized)
The savings are roughly $400 to $600 per year, which adds up to $2,000 to $3,000 over five years of ownership. Combined with lower fuel costs (electricity vs. gasoline), the total ownership cost advantage of an EV grows significantly over time.
The Bottom Line
EVs are genuinely cheaper to maintain than gas cars. The elimination of oil changes, transmission service, and engine-related maintenance more than offsets the slightly higher tire wear and occasional 12V battery replacement. The savings are not dramatic on any single item, but they compound over years of ownership into meaningful money.
The key is not to ignore maintenance entirely just because there is no oil to change. Tires, brakes, coolant, and cabin filters still need attention. Follow your manufacturer service schedule, check tire pressure monthly, and keep the 12V battery healthy. Your EV will reward you with low costs and high reliability for a very long time.