Hello dear student

Basically both IIT are really good but If compare the both branch metallurgy and mechanical engineering than the scope of mechanical engineering is better in present or future also so I think mechanical engineering will be good in IIT BHU .

You can use visit and compare your college.

https://dqxeclau.top/compare-colleges

If still have any queries than please post your queries or comments.

Hope that's helpful

Best of luck