RIP Russia's Stealth Fighter: Why the Su-57 Is In Serious Trouble

Combined with the dramatic collapse of the Russian economy in the wake of Western economic sanctions following the Russian invasion of Ukraine, the inflexibility of UAC made the Su-57 impossible to realize. Westerns analysts have concluded that Russia’s fifth-generation Sukhoi Su-57 stealth fighter is unlikely to enter operational service before 2027. Postponements, cost-overruns and research and development-related problems mar the project.

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