In my opinion, the best Xbox racing game has to be Forza Horizon 4. With its dynamic seasons, expansive open world, and impressive car roster, it stands out as an exceptional racing experience. The game's rich graphics and smooth controls truly immerse players in the high-speed world of racing. Its multiplayer feature also allows you to race against or collaborate with friends, adding to the overall thrill. Truly, Forza Horizon 4 sets the bar high for Xbox racing games.