This paper compares the sustainability efforts of Tata Motors and Mercedes Benz, two leading automobile companies. It analyzes their CSR activities, the range of issues covered in their social reports, and the extent to which they address the Sustainable Development Goals. The paper also identifies the sustainability phases in which each company sits according to the Dunphy model and discusses how their social reports reflect their stated values. Overall, Tata Motors has shown significant success in their sustainability efforts, while Mercedes Benz focuses more on strategic proactivity.