The 'streetfighter' segment is now just another name for Naked, and a Ducati model. Where as it used to be the name for a crashed ss.
No idea what you value more. Performance, street ability, looks. New models that you might be able to get insured on at a reasonable rate that lie on the upper end of 'beginner' and are either sport, sport touring or naked. Honda CBR650R/CB650R, Kawasaki Ninja 650/z650, Suzuki SV650, Suzuki GSX-S750, Yamaha MT-07, Ducati Monster, KTM 890 Duke, Triumph Street Triple, Triumph Trident. Dunno, maybe missed a bunch. Lots of options. All of them will outrun any production car under $80,000.