With the Samsung Galaxy S21 expected to arrive as early as January, the leaks and rumors are ramping up – and the latest tip to reach our ears points to a minor rear camera upgrade for the Galaxy S21 Ultra model.

According to the usually accurate @UniverseIce on Twitter, the Samsung Galaxy S21 Ultra will pack in a 108MP main sensor in its rear camera – specifically the Isocell HM3 sensor, with a pixel size of 0.8μm (micrometers).
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https://www.techradar.com/news/samsung-galaxy-s21-ultra-leak-points-to-a-camera-sensor-upgrade