I always thought the biggest difference was subpixel vs grayscale anti-aliasing.
Prior to very high pixel density screens, I hated the Mac/android font rendering, mostly due to the migraines caused by my eyes straining to correct for the seemly out-of-focus text blur.
I don't understand why you write an incorrect comment when checking whether GP is right takes literally seconds in front of a Windows box (open start menu, screenshot, enlarge, clearly not using subpixel AA).
Prior to very high pixel density screens, I hated the Mac/android font rendering, mostly due to the migraines caused by my eyes straining to correct for the seemly out-of-focus text blur.