Which course is better among B.Sc. in interior designing and B.Tech in civil engineering?

There is actually not much to compare here. Both the courses are totally different and one must ask himself/herself in order to get the answer of what is the aspirations. If you want to be creative then go for interior designing otherwise take civil engineering if you want to keep the foundation of

B.Tech in civil engineering is better than that of B.Sc. in interior designing.