TFT vs IPS vs AMOLED display

Before buy a new smart phone we must know which screen of mobile phone is used. In videos watching super AMOLED display is best and if you are an artist and you want to know the natural colour then IPS is best for them but if you want more bright display and good guality videos then super AMOLED is best its contrast ratio(black is very black and white is very bright white) is best and super AMOLED display has its own pixel size LED lights when black super AMOLED where black color place LEDs are off where its black colour on the screen super AMOLED display not take more energy and you can use your battery more than on super AMOLED display.