The Indian oil and gas sector is dominated by three major public sector companies—Indian Oil Corporation (IOC), Bharat Petroleum Corporation Limited (BPCL), and Hindustan Petroleum Corporation Limited (HPCL). Analyzing their financial performance provides valuable insights into their competitive positioning, profitability, and growth trends. This article presents a detailed comparison of their quarterly and annual results, supported by informative graphs that highlight key financial metrics. Whether you're an investor, industry analyst, or simply curious about the energy sector, this breakdown will help you understand where each company stands in the current market landscape.