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Porsche AG, ticker P911, is a German automobile manufacturer specializing in high-performance sports cars, SUVs, and sedans. Founded in 1931 by Ferdinand Porsche, the company is headquartered in Stuttgart, Germany, and operates as a subsidiary of Volkswagen AG. Porsche is globally recognized for its flagship product, the Porsche 911, and continues to be a significant player in the luxury automotive industry and motorsports.

Tesla is a vertically integrated battery electric vehicle automaker and developer of real-world artificial intelligence software, which includes autonomous driving and humanoid robots. The company has multiple vehicles in its fleet, which include a midsize sedan and crossover SUV in the entry-level luxury category, a luxury light truck, and a semitruck. Tesla also runs a robotaxi service in four US metropolitan areas. Global deliveries in 2025 were nearly 1.64 million vehicles. Additionally, the company sells batteries for stationary storage for residential and commercial properties, including utilities, solar panels, and solar roofs for energy generation. Tesla also owns a fast-charging network and a US auto insurance business.