Monitor Brands Acer ASUS AOC Alienware BenQ Dell HP Gigabyte LG MSI Samsung Screen Size 19” 20” 22” 24” 25” 27” 28” 32” 34” 43” 49” Response Time 1 ms 4 ms 5 ms Refresh Rate 60 Hz 75 Hz 144 Hz 165 Hz 240 Hz 280 Hz 360 Hz