Comment by The_Beta

Best I could find with a quick search. I think it's still too early for a proper study.

https://insideevs.com/news/405885/tesla-model-s-battery-afte...

https://electrek.co/2020/06/06/tesla-battery-degradation-rep...

https://www.findmyelectric.com/blog/how-long-does-a-tesla-ba...