Samsung Galaxy S20 to limit 120hz support to FullHD+ resolution
Amazon.com: SAMSUNG Galaxy S20 FE (128GB, 6GB) 6.5" 120Hz AMOLED, Snapdragon 865, IP68 Water Resistant, Dual SIM GSM Unlocked (Global 4G LTE) International Model SM-G780G/DS (Wireless Charger Bundle, Cloud Mint) : Cell
Samsung Galaxy Note 10/Note 10 plus have 120Hz refresh rate | but I think it doesn't work - YouTube
Samsung Galaxy S20 Ultra: 120Hz vs 60Hz Battery Life Comparison - PhoneArena
Tipster says Samsung Galaxy Note 20 Ultra will get 120 Hz refresh rate and QHD+ resolution, but both won't work at the same time, unlike the OnePlus 8 Pro - NotebookCheck.net News
Samsung Galaxy S20 Ultra - The 120Hz Refresh Rate Display is Incredible - YouTube