Time Between Frames: 6.94ms Average Cost: Around $200 Competitive Gaming: Less preferred because of less FPS Simulation-Based Gaming: More preferred because it fulfills all requirements
Time Between Frames: 4.17ms Average Cost: $250 to $300 Competitive Gaming: More preferred because of more FPS Simulation-Based Gaming: Less preferred because of the high price
144hz monitors refresh their image every 6.94ms, and 240hz monitors refresh every 4.17ms.
The difference between 60hz and 144hz is much more noticeable, but 240hz will give you a smoother experience.
More products have 144hz refresh rates than they do 240hz.