Samsung is currently the only vendor making 100+ megapixels sensors and rumor has it that the company will pull even further ahead of the competition with a 150MP sensor later this year. This sensor will be massive - 1", comparable with the Sony RX100 cameras. That is noticeably larger than the 1/1.33" ISOCELL Bright HMX that was the first 108MP sensor. Better yet, it will finally top the 1/1.2" sensor that the Nokia 808 PureView used. Samsung's 150MP sensor will use the nonacell pixel binning tech (9-in-1), resulting in 16MP shots, up from 12MP shots that the Galaxy S20 Ultra...
Source: https://www.gsmarena.com/samsung_is_working_on_a_massive_1_150mp_sensor_xiaomi_will_a_phone_with_it_in_q4-news-42045.php