According, to Careers 360 rating both the collegs are Above Average (AAA).

You can choose any college according to your preference or you can choose the college in which you are getting better branch. 

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

Chandigarh University Ratings and Reviews

Roorkee College of Engineering Ratings and Reviews

All the Best!!

Both are the good colleges but in term of placement, faculty & Industry Exposure you can go for Roorkee college of Engineering. Roorkee is the hub of Engineering Education and Recognizing the qualities RCE has been honoured by several awards by top leading organisations like “Best Placement Award 2015”, Best Engineering College 2014”. Ranked Amongst Top 40 Engineering College of India. For the genuine reviews of the college you can go through with given below links.

Roorkee college of Engineering

Chandigarh University