IMS Ghaziabad is better college.
According, to Careers 360 IMS has AAA+ ratings which means good and NDIM has AA+ rating which means fair.
IMS is better in terms of ratings, placements, exposure and faculty.
You can also compare both the colleges from the given below link
NDIM, Ratings and Reviews
IMS, Ratings and Reviews
Good Luck!!
College Comparison based on Courses, Placement, Rank, Fee
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