Vivo X100s / X100s Pro / X100 Ultra
Vivo's X100 smartphone family include 3 phones, all with LTPO AMOLED displays. The X100S and X100s Pro both use a 6.78" 120Hz 3000 nits (peak) 1260x2800 LTPO AMOLED displays. The X100S Ultra offers a similar display but with higher resolution of 1440x3200 (517 PPI).
The X100 smartphones will ship soon, starting at around $580 for the X100s.