Su-57 Felon: Why Russia’s first stealth fighter has yet to fully ‘take-off’

The fifth-generation stealth fighter Su-57 is among Russia’s top airpower priorities, but the ambitious project has suffered from protracted development and testing and the production effort is yet to gather speed. Alexander Mladenov reports.

The all-out war that followed Moscow’s brutal invasion of Ukraine on February 24, 2022, has seen the Su-57 Felon’s use in anger, but still in a very risk-averse and restricted manner.

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