Hello.
Placement of  all of your mentioned colleges and University  are good still it is little bit difficult to compare the placement because on the official site of these colleges and universities it is mentioned that they provide 100% placement and number of company visiting are also good

Secondly the placement in all the colleges and University is good so you can compare the best college with the help of their rating and ranking by using below link:
ITM :
https://www.careers360.com/colleges/institute-of-technology-and-management-meerut

GLS university:
https://www.careers360.com/university/gls-university-ahmedabad

UID :
https://www.careers360.com/colleges/unitedworld-institute-of-design-ahmedabad

Best of luck.

Institute for Technology and Management, Bangalore

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GLS University, Ahmedabad

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