It depends on you that you are interested in which course.

According, to Careers 360 NIT Rourkela has AAAA+ ratigs which means outstanding and Heritage Institute has AAA+ ratings which means Good.

If we compare the course than B.tech have more value and if we compare colleges than NIT Rourkela is better college. It's up to you that you prefer better course or college.

You can also compare both the colleges from the given below link

NIT Rourkela Ratings and Reviews

Heritage Ratings and Reviews

Good Luck!!