All the colleges you mentioned in the question are excellent and have top rankings. It is difficult to differentiate them. However, I would tell you to choose between XIME Chennai and Christ University. The placement records are almost same for Christ and XIME. You can read reviews of both the colleges to have a clear vision-

https://dqxeclau.top/colleges/xavier-institute-of-management-and-entrepreneurship-chennai

https://dqxeclau.top/university/christ-university-bangalore