Model Variants (Including Prototypes)
I-300 - Prototype Model Designation; fitted with German-type 2 x BMW 300A turbojets; first flight on April 24 of 1946.
MiG-9 - Base Production Model Series Designation; limited production.
MiG-9F - Fitted with uprated RD-21 turbojet engines.
MiG-9FP - Prototype Model; revised weapons layout.
MiG-9FL - Developmental Model fitted with Lyulka TR-1A engines.
MiG-9FF - Prototypr Model; fitted with RD-20F OR RD-21 type engines with afterburning.
MiG-9FR - Pressurization of cockpit; final production models.
MiG-9UTI - Two-Seat Trainer Model
MiG-9L - Prototype Testbed Aircraft