The Sony A7S III, FX3, and FX6 all use a 12 MP-class full-frame sensor family; the A7S III and FX3 use a 12.1 MP Exmor R sensor, while the FX6’s spec is
FX3 captures 4K Ultra HD up to 120 fps from a 12.1 MP full-frame sensor, can reach 1080p up to 240 fps, and pairs 5-axis in-body stabilization with an active cooling fan