The 102MP sensor will be paired with Fujifilm's X-Processor 5, also brought over from its more stills-focused cameras. That sensor is "approximately 1.7 times larger" than 35mm sensors, which themselves are considered relatively big for cinema cameras.

Achieving rich, true to life visuals with the large format sensor Paving the way for a new era of film production and timeless masterpiece

I bet you have asked many times over the years, “When will Fujifilm make a dedicated cinema camera?” Well, my friends, today is the day. FUJIFILM

Fujifilm is developing Fujifilm GFX Eterna, its first digital filmmaking camera, with a planned release next year. The camera will use the large-format GFX 102MP CMOS II HS sensor. It is about 1.7 times larger than a 35-millimeter full-frame sensor in combination with the X-Processor 5 high-speed image processing engine.