KDE's Plasma Wayland Session Achieves Better Battery Life Than With X.Org

Last week I posted some benchmarks looking at the laptop battery life implications of GNOME's Wayland vs. X.Org sessions. From that testing with a Lenovo ThinkPad T14s Gen2 with AMD Ryzen 7 PRO 5850U laptop, the GNOME Wayland session led to around 3 Watt lower power consumption than with the same software stack while logging into the X.Org-based session. For those curious about the KDE Wayland vs. X.Org power impact, here is the same set of tests carried out in the KDE space...