If you are looking for a B.Tech college in Mumbai that offers Data Science with low fees and a strong, industry-relevant syllabus, there are several good options to consider. One of the most affordable and reputed choices is the University of Mumbai's Department of Computer Engineering at the Kalina campus, which offers specializations in areas like Artificial Intelligence and Data Science through affiliated colleges. The fees are very low, generally between INR 20,000 to INR 40,000 per year, and the curriculum covers essential subjects like Python, machine learning, big data, and statistics. Another excellent public institution is the Institute of Chemical Technology (ICT), which may offer data science as an elective or under IT, with annual fees around INR 85,000 to INR 1,00,000. For slightly higher fees but better infrastructure and placement support, Sardar Patel Institute of Technology (SPIT) and K. J. Somaiya Institute of Technology (KJSIT) are strong contenders, offering modern B.Tech programs in Artificial Intelligence and Data Science with fees around INR 1.5 to INR 2.2 lakhs per year. These colleges provide a comprehensive syllabus including programming (Python, R), mathematics (statistics, linear algebra), machine learning, cloud computing, and practical projects. Shivajirao S. Jondhale College of Engineering is another affordable option with a focused Data Science curriculum and fees under INR 1 lakh. Admission to these colleges is mostly through MHT CET or JEE Main. To make the best decision, you should compare course syllabi, check for scholarships if you belong to EWS or reserved categories, and prioritize colleges with good placement records in the data science field.