NMIMS MBA core is better. The MBA core program will offer you a better faculty base and placement opportunities compared to the MBA HR specialization. 

NMIMS Mumbai MBA core placements 2021 statistics report an average CTC of INR 18.45 LPA. The top 50 students of the branch have received an average CTC of INR 25 LPA. While the average CTC of the MBA HR branch stood around INR 15.09 LPA. 

However, prioritize your interest more while choosing a branch. 

When considering a post-graduation program in Human Resources, Symbiosis Pune is generally considered to have a better reputation in the market compared to IMT Ghaziabad. This is due to a number of factors, such as the institute's reputation for providing students with a strong foundation in Human Resources through its curriculum, industry-relevant courses, and practical training. Additionally, the institute's alumni network of industry leaders can help students to secure internships and job opportunities post-graduation.

Symbiosis Pune has a strong reputation in the field of Human Resources, with a focus on providing students with an in-depth understanding of the various aspects of the field, such as organizational behavior, employee relations, and talent management. The curriculum is designed to equip students with the skills and knowledge needed to excel in a career in Human Resources. The institute also has a strong network of industry contacts, which helps students to secure internships and job opportunities post-graduation.

On the other hand, if it were marketing, then IMT Ghaziabad would have been a better choice. IMT Ghaziabad is known for its strong marketing program, with a focus on providing students with a comprehensive understanding of the various aspects of marketing, such as consumer behavior, market research, and branding. The institute's curriculum is designed to equip students with the skills and knowledge needed to excel in a career in marketing, and the institute's alumni network of industry leaders can help students to secure internships and job opportunities post-graduation.

When considering a post-graduation program, it's important to research the different options available and weigh the pros and cons of each institute. Researching the institute's curriculum, faculty, and alumni network, as well as speaking to current students and alumni can help you to make an informed decision. Additionally, it would be a good idea to seek the opinion of professionals in the field you are interested in, as they can provide valuable insights into the opportunities and challenges of different career paths.