In my research on the most reliable car brand in 2021, Lexus came out on top. The Japanese automaker is renowned for its commitment to quality, durability and longevity. Lexus models boast of stellar performance, luxurious interiors and advanced safety features. The brand's focus on hybrid technology also makes it a great choice for eco-conscious consumers. So, if you're after a car that you can count on, Lexus might just be your best bet in 2021.