OVERVIEW:The Sukhoi Su-30MKK (NATO reporting name: Flanker-G) is a modification of the Sukhoi Su-30, incorporating advanced technology from the Sukhoi Su-35 variant.

DETAILS:It is a heavy class, all-weather, long-range strike fighter, and like the Sukhoi Su-30, comparable to the American McDonnell Douglas F-15E Strike Eagle. Su-30MK2 is a further improvement to Su-30MKK with upgraded avionics and maritime strike capabilities. 

SOURCE: Wikipedia, the Free Encyclopedia. "Sukhoi Su-30MKK - Wikipedia." n.d. Accessed September 9, 2017. https://en.wikipedia.org/wiki/Sukhoi_Su-30MKK. 