In Mombasa, BMW X3s command an average price of 3.9M Ksh, with brand new models reaching up to 5.3M Ksh. Used BMW X3s, still in great condition, average at around 3.8M Ksh. Notably, BMW X3s under a decade old command an average price of 3.8M Ksh, while those over a decade old average at a more affordable 2.5M Ksh.