The Sony FX3 is Sony's latest full-frame mirrorless interchangeable-lens compact cinema camera announced on February 23, 2021.[1] The FX3 is based on the α7S III camera which was released the previous year. The camera will be available in mid-March 2021. The starting price of USD 3900/GBP 4200 makes it the most affordable model in Sony's Cinema line aimed at pro filmmakers.[2]