Four prototypes of Su-75 Checkmate. First flight in 2024

“Preparations have begun for the production of the second Su-75 prototype. In total, we plan to build 4 prototypes,” said the CEO of United Aircraft corp Corporation Yuri Sliusar during the Army-2022 exhibition in Moscow. He added that the unmanned variant Su-75 Checkmate is being developed simultaneously with the single-seater version.