The Su-30 family was derived from the Su-27UB and the original Su-30 only has a similar airframe to the more modern Su-30SM, Su-30MKI, Su-30MKM all of which feature thrust vectoring and more advanced avionics. ---------------------------------------------------------------------- My system specs: VR Headset: HP Reverb G2 Trackir 5 HP Z38C 38" Widescreen monitor AMD 3950X OC @ 4.3GHz Nvidia RTX 3090 64GB RAM 2TB M.2 EVO 970 SSD HOTAS Thrustmaster Warthog + F/A-18 Grip Virpil T-50CM3 Throttle Thrustmaster Pendular Pedals