APTV vs KMX Comparison

Aptiv PLC is an industrial technology company focused on enabling a more automated, electrified and digitalized future. The company's technologies reach from sensor to cloud, including the hardware and software necessary to support automotive and other industries on a global basis. Its Advanced Safety and User Experience segment provides advanced software and services, intelligent sensors and high-performance compute platforms; its Engineered Components Group segment provides connection systems, high-performance interconnects, and cable management and protection solutions; and its Electrical Distribution Systems segment provides low voltage and high voltage power, signal and data distribution.

CarMax sells, finances, and services used and new cars through a chain of over 250 used retail stores. It was formed in 1993 as a unit of Circuit City and spun off into an independent company in late 2002. Used-vehicle sales were 83% of fiscal 2025 revenue and wholesale about 17%, with the remaining portion composed of extended service plans and repair. In fiscal 2025, the company retailed and wholesaled 789,050 and 544,312 used vehicles, respectively. CarMax is the largest used-vehicle retailer in the US but still estimates that it had only about 3.7% US market share of vehicles 0-10 years old in calendar 2024. It seeks over 5% share. CarMax is based in Richmond, Virginia.