This paper examines the electric vehicle (EV) industry, with a particular focus on Tesla, NIO, and BYD. Tesla is a leading player thanks to its efficient operations and diverse product lineup, making it a preferred choice for investors. NIO, despite having a wide range of products, faces profitability challenges, which may discourage investors. BYD impresses with its consistent profitability and significant market share in China. Financial metrics such as net profit margin, operating margin, and asset turnover are analyzed to assess the performance and appeal of each company to investors. Tesla's operational efficiency, demonstrated by its strategically located Superfactories in major markets, reinforces its industry leadership. Its diverse product range and global market reach inspire investor confidence. On the other hand, NIO grapples with negative profit margins and limited production capacity, lessening its appeal to investors. BYD's steady profitability and considerable market share in China enhance investor confidence. Despite intense competition and market volatility, all three companies are poised to capitalize on the growing demand for EVs, driven by global sustainability efforts. In conclusion, Tesla and BYD appear as appealing investment prospects due to their profitability and market dominance, while NIO struggles to attract investors. Tesla's innovative production strategies and extensive market reach place it at the forefront of the EV industry, likely drawing more investors in the future.