Most people don’t know that buying a 144hz or 240hz monitor won’t reduce the input lag on your gaming consoles (PS4 Pro and Switch 60fps), it will only work on a gaming pc. Back on topic, the BenQ EL2870U has an input lag of 8.8ms using 4k 60fps or HDR and 9.7ms using 4k 30fps.
https://www.amazon.com/BenQ-EL2870U-Anti-glare-Brightness-Intelligence/dp/B078HWN5CX