A:AnswerNo, this monitor would not be compatible with the Xbox or the PS5 as the HDMI port on this is version 1.4. However, you can check the Dell Alienware monitors that will better suited for the gaming needs: https://bit.ly/3lYXxop
A:AnswerYes, this monitor is a good one, supports AMD Radeon FreeSync technology, and has a refresh rate of up to 75 Hz. You can use this monitor for gaming.
A:AnswerWe suggest you check the gaming monitors range from Dell. You can check the Dell Alienware monitor which are the best for class in gaming monitors: https://bit.ly/2IYFAHT