This research utilises panel data regression analysis to examine a period of ten years relating to the sustainability of Omani and Indian banks, thereby investigating financial metrics including return on assets, return on equity, adequate capital ratio, and loan loss provisions, ESG scores, and CSR initiatives. The document uses Stata software to assess models, such as Fixed Effects and Random Effects Models. The Hausman test was also utilized to select the most appropriate model. Findings reveal that financial performance and sustainability practices vary significantly among banks in both countries. ESG practices have minimal association with financial success; however, LLP is beneficially correlated with ESG performance. The study provides on the complex interrelationships among financial metrics, ESG, and CSR in banking, offering insights into sustainability, profitability, and risk management. For long-term bank stability and performance, it underscores the importance of solid management as well as sustainability integration, with significant implications for consumers and investors.