I'm on my 3rd EV . . and none of them have been a Tesla. I am FAR from a Tesla/Musk fanboy . . .but they do release the exact data you are asking about. Here you go . . 12% degradation after 200,000 miles.
That really should be cries in Englandland . . . I moved from Hertfordshire to Scotland 2 years ago (driving an EV all the way up the A1(M) . . . Chargeplace Scotland really works VERY well . . .
I'm on my 3rd EV . . and none of them have been a Tesla. I am FAR from a Tesla/Musk fanboy . . .but they do release the exact data you are asking about. Here you go . . 12% degradation after 200,000 miles.
https://electrek.co/2023/04/25/tesla-update-battery-degradation/
Roughly speaking, EV's lose range at a similar rate that ICE engines lose horsepower.
https://carbuzz.com/news/10-reasons-why-engines-lose-horsepower-over-time
But a 10 year old Tesla is worth much more than a 10 year old BMW . . .
https://ark-invest.com/articles/analyst-research/ev-batteries-value/
Here is a Nissan Leaf used as a taxi . . .100,000 miles with no noticeable battery degradation . . .
https://www.speakev.com/threads/c-c-taxis-100-000-mile-nissan-leaf-full-battery-included.8804/