Every college mentioned in your question is widely acceptable and notable in the Delhi-NCR region. The best among all of them is IILM University Gurgaon with a strong alumni base of 12000 members.

You should go with IILM due to the following reasons:

• It offers one of the best MBA degrees in the nation, approved by UGC. The other three colleges however offer only PGDM courses affirmed by AICTE.
• The teaching method is a mixture wherein students apply information and data to their thoughts and ideas.
• The curriculum has the best topics covered at top business colleges all around the world. The modules are inspired by Stanford Graduate School of Business, Wharton Business School, and IIM Ahmedabad.
• Practical exposure is given via live projects, internships, business simulations, and many more.
• You will be assigned a personal mentor at the time of admission. They will act as a trusted advisor and will guide you throughout the program for 2 years.

Placement opportunities at the university are also great. The batch of 2020 received the highest package of 7.5 LPA. You will learn from industry professionals and have great industry exposure.

A friend of mine pursued his post-graduate diploma in Marketing at JIMS Rohini. The faculties of the institute are great. If you really want to learn from your degree go for JIMS Rohini.

The table given below shows a detailed overview of IILM Lodhi Road and JIMS Rohini.

Faculty - JIMS Rohini (Winning institute-JIMS Rohini)

• Teachers are experienced and well-qualified. They eagerly train students and educate them enthusiastically.
• Human Resource is a subject wherein 90% of professors would teach theoretically and 10% would teach practically.
• My friend had personal relations with the seniors and HR faculty. S.C Kapoor was among his favorites. His way of teaching is completely different from the other teachers at the institute.

For PGDM HR, JIMS Rohini will be the better choice as compared to IILM Lodhi Road.

Following are some of the famous alumni of JIMS Delhi:

• Gyanesh Prasad (2000) : Founder and CEO at ITSEC Consultants Private Limited.
• Sharad Sindhwani (2002) : Senior Vice President – Info Edge India Ltd.
• Manish Verma : DGM at Kohler.
• Kumar Digvijay Singh : Senior Vice President at Yes Bank.
• Meethika Chaudhury : Manager - HR at Corbus India LLP.
• Puneet Batra : AVP Genpact.
• Ritesh Abbi : CEO Mauritius at  Banyan Tree Bank Ltd.
• Manish Suri : General Director - OracleDirect Technology Business at Oracle India Pvt. Ltd.