The Sony FX3 is a compact full-frame Cinema Line camera featuring the same 12.1 MP stacked BSI-CMOS sensor as the A7S III in a body optimized for video production with built-in fan cooling, XLR audio handles, and Cinema Line color profiles. It supports 4K120p and 4K60p 10-bit video with S-Log3/S-Gamut3 for professional cinema and documentary work. The FX3 is Sony's entry-level Cinema Line camera.