@daringfireball To add another data point: iPhone 15 Pro Max. 80% charging limit (with a few days here and there set to 100%). Nightly charge on a slow Qi charger (Anker) - I always try to charge using the slowest possible method to keep the battery temperature low.

Battery heath: Normal
Maximum capacity: 100%
Cycle count: 189
First use: September 2023