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by The_rationalist 2063 days ago
On what benchmarck can we measure this? Phoronix regularly show that Wayland is slightly slower than X.
2 comments

I'm not surprised: one of Wayland's goal is to produce 'perfect frame' at the very least this has a latency cost..
I have yet to see evidence that Wayland has less artifacts/tearing than X. Wayland does not has such a thing: https://www.phoronix.com/scan.php?page=news_item&px=Radeon-T... Also Wayland probably has less support for adaptative sync (which is the biggest feature regarding what you call a perfect frame)
Try watching videos in VLC media player on Xorg vs Wayland, you'll see the difference.

The former is nearly unwatchable if the scene has lots of darkness punctuated by light, such as a fire.

X11 doesn't have tearing for me.
> less support for adaptive sync

What does "less support" mean? At least on my system, Sway is running with adaptive sync enabled.

Sway is the only Wayland compositor to supports freesync
It could be mostly subjective - lack of "jank" can go a long way in terms of making UIs feel faster and nicer to use.