Testing Whether Fast Charging Kills Smartphone Batteries, And Other Myths

Danie
Bar chart comparing performance metrics across Android charging groups: Slow, Fast, 50% Fast-Charging, and Control Group.

It will be a lot clearer if you watch the video in the linked article, as the article text does not really clearly summarise all the conclusions.

See https://hackaday.com/2025/11/10/testing-whether-fast-charging-kills-smartphone-batteries-and-other-myths