Hobby Master Archive

Within Sukhoi the aircraft was designated as T-50 and is the first Russian aircraft to use stealth technology. Su-57 Bort 056 was the sixth flying prototype completing its maiden flight on April 17, 2016. With all the structural changes made increased the normal aircraft take-off weight to 55,000 pounds. The early Su-57 program was fraught was problems, mission control systems and accidents delaying the first production aircraft from 2015 to 2020. Apparently a carrier based variant is being considered.