reduced playback rate from 30 to 10 fps
X-Star DP2414LED 200Hz overclocked (without any overdrive options)
Asus PG278Q 144Hz (overdrive extreme)https://www.youtube.com/watch?v=B7NnK7Em4dc
Hard to say but seems like Asus PG278Q better because it's sharper (by video and feels by game).
X-Star DP2414LED 200Hz overclocked
X-Star DP2414LED 144Hzhttps://www.youtube.com/watch?v=4vQOHHsQcBA
200Hz is better here even there is a bit of picture degradation @200Hz.