Hello.
Christ University is popularly known for its BBA course when it comes to engineering course so it is average , in terms of fee perspective it is  less than average , in terms of infrastructure it is good as it is University campus and all facilities are provided, for more clear view you can refer below link:
https://www.careers360.com/university/christ-university-bangalore/btech-automobile-engineering-course
you can also see the feedback of the student who are studying and have passed from the university from the below link:
https://www.careers360.com/university/christ-university-bangalore/reviews
Best of luck.