What kind of vehicle is the 2021 Genesis G90? What does it compare to? The 2021 Genesis G90 is the South Korean luxury brand’s flagship full-size sedan. Loaded with standard safety and convenience features, the G90 is a rival to the Lexus LS500, Volvo S90, Mercedes S-Class, BMW 7-Series, and Audi A8. Is the 2021 Genesis G90 a good car? The...