One of the biggest concerns among EV sceptics is durability, especially the battery. But an EV fundamentally has fewer moving parts than a combustion car, which favours a long life with fewer surprises along the way.
The battery
The battery is designed for many years of use and only gradually loses a little capacity over time, typically most early on, then slowly. Tesla has published its own numbers on this: according to the company's Impact Report, Model 3 and Model Y Long Range lose on average around 15% capacity after 200,000 miles (320,000 km), and Model S and X around 12%. In other words: even after far more driving than most cars ever see, the bulk of the range is intact. A full battery replacement isn't a routine expense, and the battery is covered by a separate, long warranty, often with a guaranteed minimum capacity. Good charging practice helps the battery last as long as possible.
Motor and drive unit
Electric motors have very few wear parts compared with a combustion engine, no timing belts, spark plugs or complex gearbox wear. That makes the drive unit robust and is a big part of why EVs typically need less maintenance.
The rest of the car
As with all cars, tyres, brakes, suspension and upholstery wear over time. The good news: regenerative braking spares the brakes, and there's no oil to change. Keep the car in good condition and it lasts both longer and better, see cleaning and care.
What you can do
- Charge limits and preconditioning spare the battery.
- Take the car's messages seriously and act on any warnings.
- Ordinary care: tyres, brakes and cleaning.
- Keep software updated: improvements arrive continuously via OTA.
The bottom line
With sensible use and care, a Tesla is built for a long life. The exact lifespan depends on model, use and maintenance, but fewer wear parts and a long battery warranty are good foundations.