Is Russia's Lethal Su-35 Fighter Better than the American F-15?

I have been asked to compare the venerable American F-15 Eagle fighter to Russia’s new competitor for the crown of best Fourth Generation fighter, the Su-35S “Flanker E.” The former is the airplane that in many ways defined what a Fourth Generation fighter can do. Introduced in the 1970s, it has been extensively updated to keep with the times—and hundreds will remain in service for decades to come.

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