Mercedes-Benz has undergone a full model change of the new "C class" and made its world premiere online at 14:00 (local time) on February 23, 2021. Cars arrive at dealers in Europe during 2021 and in the United States in early 2022. The new "C-Class" was bigger in almost every respect. The wheelbase is 1 inch (2.54 cm) larger, giving passengers in the rear seats an additional 0.8 inch (2 cm) of foot space. The rear seat headroom is increased by 0.6 inches (1.5 cm), and for front seat passengers, the elbow room and shoulder room are bumps of approximately ...