Western intelligence and aviation experts have said Russia wants to avoid the reputational damage of losing a Su-57 in combat.

Russia has always placed a doctrinal emphasis on extreme maneuverability, usually at the expense of certain stealth features.

Russia has begun flight testing a new engine for its Su-57 fighter, aiming to improve performance, increase production, and ...

Recently, the Russian defense industry introduced a new jet engine called "Izdeliye 177" (Product 177) for the ...

Russia's fifth-generation Su-57 stealth fighter has successfully completed its first test flight powered by the new, advanced ...

A modern Su-57 combat jet has been damaged in an attack by Ukrainian forces inside Russian territory almost 600 kilometres from the frontline, Ukraine's HUR military intelligence directorate said on ...

Key Points and Summary - In a head-to-head comparison of two allied fifth-generation stealth fighters, Russia's Su-57 Felon and China's J-20 Mighty Dragon are a close match. -The Su-57 likely holds an ...

EADaily, December 23rd, 2025. The Russian fifth-generation fighter Su-57 is noticeably superior to Western aircraft in maneuverability. Therefore, in air combat at a line-of-sight distance, this ...

Russia's Su-57 stealth fighter has completed its first flight with a new fifth-generation engine to improve the fighter's ...

One of the Russian Aerospace Force's most advanced—and most expensive—combat aircraft was reported to have been damaged on Saturday in a raid carried out by Ukrainian forces. As reported by Forbes, ...

Summary and Key Points: Despite Russia’s claims about the Su-57’s advanced capabilities, the stealth fighter has been notably absent from the skies over Ukraine. Instead, Moscow relies on older Soviet ...

EADaily, . UAC and UEC specialists have started flight tests of the Product 177 engine as part of the fifth-generation Su-57 fighter. The car was lifted into the sky by Honored test pilot of Russia ...