Worlds most capable fighter - Russian Su-37 - dogfight challenge decliined by US - Video

Mock Dogfight challenge

Sukhoi's chief designer Mikhail Simonov was so confident about the advantage bestowed by the aircraft's thrust vectoring system, that he challenged any U.S. aircraft to a mock dogfight "... any time, any place!" But as it stands the Su-37 has not been ordered into production.

[link to youtube.com]