J-10B the best light multi role fighter gen 4.5

J-10B/C includes

AESA radar
IRST
canard wings
TVC engines
ECM
RCS reduction by material RAM, designed DSI.
Can use nex gen AAMIR, AAMBVR (PL-10/15)

Thus it has the maneuverability of a fighter wing and canard EU Delta (Typhoon, Rafale), has been demonstrated by its ability to deal effectively with the F-22

No Time for Loser, F-15 Upgrade Ablity to Fight J-10
http://www.flightzona.com/2016/08/18/no-time-loser-f-15-upgrade-ablity-fight-j-10/

http://www.china-arms.com/2015/11/j-10b-equipped-with-the-same-new-type-air-to-air-missile-as-j-20-fighter/

RCS J-10B/C is a 1m2
https://www.linkedin.com/pulse/chinas-j-10c-rival-f35-better-than-all-us-fighters-service-chan

J-10C and J-11D they are 2 series production models of the J-11B and J-10B, the difference is add RAM overlay to reduce RCS