Hello Himanshu,

Well both are well known established colleges, though BITS brand value is slightly more than thapar brand value , also which is better is slightly subjective here as it completely depends upon you, in which field your interest lies electronics and instrumentation and civil are completely different from each other go for wherever your interest lie , also one decisive factor can be opportunities and placements , then average placements at bits goa for electronics and instrumentation go around 10-12 lacs and highest is dependent completely on indivisual better skilled you are more you get, placements for civil in thapar fall on an average of 4-6 lacs highest again indivisual dependent

Hope  above information  will help you to reach a decision