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toomuchtodo 3 days ago

I own a 2018 Model S with ~140k miles on it. I have primarily Supercharged it, and have driven it across the continental US several times. It has only lost 8-10% of original range. I get it, lifecycle anxiety is to be expected, but the evidence is fairly robust these batteries will last (and at least in the case of Tesla and my use case, I have an aftermarket person I work with in North Carolina who can provide me refurbished packs if needed).

Here is a 2018 Model S with 400k miles on it, although it's original battery was replaced under warranty: https://insideevs.com/news/717654/tesla-model-s-400k-mile-ba...

(I tried to import a BYD vehicle to the US, with an unfavorable outcome)

hadlock 3 days ago | parent [-]

Your car is only 70% of the way through it's nominal lifespan. It seems like battery life is holding up well, but we'll find out a lot more as many of these cars begin their second decade of service, quite often with less rigorous maintenance. I suspect many/most EVs will make it to 300k and 12 years, but the oldest (truly) mass produced Model S are only just now turning 10 years old.

toomuchtodo 3 days ago | parent [-]

Certainly, we should keep collecting more data, but the longevity and lifecycle trajectory is obvious.

https://spectrum.ieee.org/ev-battery-life

https://www.nature.com/articles/s41560-024-01698-1

https://old.reddit.com/r/electricvehicles/comments/1jvwi14/g...

https://www.thejubjubbirds.com/hit-and-run-on-the-energy-tra...