The newest Apple watches Series 10 is the largest screen of any Apple Watch so far, providing up to 30% more screen space than Series 4,5 and 6 and up to 9% comparable to Series 7,8 and 9. It also features a peak brightness of 2000 nits as that of Series 9 but has a wide angle OLED screen, which makes its brightness about 40% better when the screen is viewed from a side angle. Also, Series 10 comes with LTP3 OLED display with refresh rate of 1Hz permitting the secondhand of a watch to be shown as ticked on the always on display.