User blog comment:RAPTORZILLA22/F-22 Raptor, PAK-FA and J-20-Stealth fighter jets in BF4?/@comment-24245539-20130401120753

Most likely, but when BF3 used an FA/18-E/F to counter a Generation 4++ Sukohi Flanker Su-35S something tells me not to expect anything higher than an F-15SE (Silent Eagle) or a Su-35S to counter the J-20.