Hi bro , automobile engineering is very similar to the mechanical engineering but automobile engineering mainly has subjects related to design and construction of vehicles but mechanical students have subjects related to the desigh and construction related to machines that is the only difference , the best college for automobile engineering in india is the first place is in IIT'S and NIT's and if in case you are not able to reach them there is another top university named SSOU(symbiosis skills and open university ) situated in pune is the best college as it has collabrations with companies like suziki , tata, hero and many more , it has a circulam like skill oriented training , it has a very good placement cell, it has a vast labratory in transforming a student completly into a skilled person as required by the company , it mainly foccuses skill developement and industrial oriented training and there are also soo many factors why the reason only this college , so finally automobile is avery good branch and it has very great works in the comming next years , hope you has success in your comming next year and all the best for your future bro