The Sukhoi Su-30 is a twin-engine, two-seat supermaneuverable fighter aircraft developed in the Soviet Union by Russia's Sukhoi Aviation Corporation. It is a multirole fighter for all-weather, air-to-air and air-to-surface deep interdiction missions.

SM for Serijnyi Modernizirovannyi - "Serial Modernized". A specialised version of the thrust-vectoring Su-30MKI for the Russian Air Force, produced by the Irkut Corporation. NATO reporting name Flanker-H.The Su-30SM is considered a 4+ generation fighter jet. The aircraft has been upgraded according to Russian military requirements for radar, radio communications systems, friend-or-foe identification system, ejection seats, weapons, and other aircraft systems. It is equipped with the N011M Bars radar with a maximum detection range 400 km, search range 200 km using a phased array antenna, frontal horizontal fins and steerable thrusters for supermaneuverability as well as with wide-angle HUD. The aircraft can be used to gain air supremacy same as for targeting adversary on the ground using wide range of weapons including air-to-air, air-to-surface and guided and unguided bombs with total weapons weight up to 8000 kg. It is also equipped with the one barrel, 30 mm GSh-30-1 autocannon. To ensure operations at major distances from airfield, the ability of in-flight refueling (IFR) is included. Besides that, for electronic warfare purposes two SAP-518 jamming pods can be fitted on the wing tips. The SAP-518 is designed to protect the aircraft from various air-to-air and surface-to-air missiles by creating false targets, jamming missile's guidance, enemy aircraft radars or ground and seaborne air defence.