Created attachment 176753 [details] Spectacle window SUMMARY I see inconsistent text rendering across KDE. STEPS TO REPRODUCE 1. Use KDE, preferably with OTF fonts 2. Observe various KDE/QT apps. 3. OBSERVED RESULT Font rendering varies EXPECTED RESULT Font rendering is consistent SOFTWARE/OS VERSIONS Windows: macOS: Operating System: NixOS 25.05 KDE Plasma Version: 6.2.4 KDE Frameworks Version: 6.8.0 Qt Version: 6.8.0 Kernel Version: 6.12.5 (64-bit) Graphics Platform: Wayland Processors: 16 × 12th Gen Intel® Core™ i5-12500H Memory: 11.4 GiB of RAM Graphics Processor: Mesa Intel® Graphics Manufacturer: ASUSTeK COMPUTER INC. Product Name: Vivobook_ASUSLaptop X1605ZA_X1605ZA System Version: 1.0 ADDITIONAL INFORMATION I use OTF fonts because QT/KDE applies stem darkening (making them slightly bolder) and thus more pleasurable to the eye.
Created attachment 176754 [details] Dolphin window Menubar text is less bold as the location bar
Created attachment 176756 [details] Multiple windows showcasing this Multiple windows showcasing this
Created attachment 176758 [details] Haruna window where the menubar is bold
Unfortunately anything here will be a Qt bug/quirk. It's also not clear what's "correct" here and what's not. The differences are practically imperceptible to me. I'm impressed you;re able to notice at all.