Xiaomi has introduced the TV ES Pro 86", a huge Smart TV running MIUI TV. According to Xiaomi, the 86-inch TV outputs at 4K, 120 Hz and up to 1,000 nits. Also, the TV supports Dolby Atmos, Dolby Vision, AMD FreeSync Premium and HLG, among other features.
https://www.notebookcheck.net/Xiaomi-TV-ES-Pro-86-revealed-with-1-000-nits-of-brightness-a-4K-120-Hz-panel-and-HDMI-2-1-support.621657.0.html
The one HDMI 2.1 stings a bit and lowish specs for the smart functionality isn't great her either but otherwise, at least on paper is pretty decent. Of course paper specs don't reflect real world performance.