She's A Stealth Jet Fighter Used By The Russian Federation shes capable of aerial combat as well as ground and maritime strike, she incorporates stealth, supermaneuverability, supercruise, integrated avionics, and large internal payload capacity. She is expected to succeed the MiG-29 and Su-27 in the Russian military service and has also been marketed for export. She first flew in 2010. She entered service with the Russian Aerospace Forces in December 2020.