TM vs MRK Comparison

Founded in 1937, Toyota is one of the world's largest automakers, with 11.0 million units sold at retail in fiscal 2025, including 10.3 million across the Toyota and Lexus brands. Brands include Toyota, Lexus, Daihatsu, and truck maker Hino; market share in Japan is about 50% excluding mini-vehicles, while US share is around 14%. The firm also owns stakes in Denso, a parts supplier, about 20% of Subaru, and holds investments in many other firms, including shares of Uber Technologies, Joby Aviation, Aurora Innovation, Isuzu Motors, and about 5% in each of Mazda and Suzuki. Fiscal 2025 sales excluding financial services were JPY 43.8 trillion. Toyota also has a financing arm and manufactures homes and boats.

Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. Within cancer, the firm's immuno-oncology platform, led by Keytruda, is a major contributor to overall sales. The company also has a substantial vaccine business aimed at preventing pediatric diseases, as well as Gardasil for human papillomavirus. Additionally, Merck sells animal health-related drugs. From a geographical perspective, 47% of the company's sales are generated from US human health (pharmaceuticals and vaccines).