Rostec talked about the Su-57's ability to operate unnoticed by radars.

Russian fifth-generation multirole fighters of the Su-57 model are capable of controlling aerial combat, while remaining unnoticed by enemy radars. This was announced on June 2 in the press service of the Rostec State Corporation

"The Su-57 is a flying control center that can also operate from the fog of war, being invisible to enemy radars," the Telegram channel said.

The company noted that the incoming aircraft demonstrate high efficiency in the combat zone.

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Rostec announced on May 26 that the United Aircraft Corporation (UAC) had handed over a batch of new Su-35S fighter jets to the Russian Aerospace Forces (VKS). It was clarified that these products belonged to the 4++ generation. With their help, Russian military personnel intercept aerial targets, cover strike groups, destroy unmanned aerial vehicles (UAVs), and also deliver precision strikes against ground targets.