In terms of seniority, IMI New Delhi has more experience. The college has been around since 1981 while IIM Shillong is a newly established business school and also commonly known as one of the new IIMs. 

Ranking and Accreditation

• IMI New Delhi has AMBA accreditation which implies that the college follows international standards. 
• These accreditations are hard to acquire and maintain. With these, the quality of the programme offered at the college is good and relevant. 
• AMBA accreditation means that the college can hold student exchange programmes with some of the top universities in the world.
• As far as Indian ranking is concerned, IMI New Delhi was ranked 28 by the NIRF for Management while IIM Shillong was ranked 30 by the same institution.

In terms of recognition in the US, both colleges have the same reputation and recognition abroad. While business schools like IIM Ahmedabad, IIM Bangalore and IIM Calcutta overshadow all the other business schools in the US.

Both IMI New Delhi and IIM Shillong have more or less the same reputation and recognition abroad while the former has AMBA accreditation as well. However, IIM A-B-C are well-known and respected more than these 2 institutions.

If you are considering a career in finance, the BFS (Banking and Financial Services) course might be the right fit for you. It is a specialized course that focuses primarily on finance-related subjects, and it can give you a significant advantage in front of companies looking to hire for roles like Relationship Managers, Auditors, and Consultants.

On the other hand, the PGDM Finance course offers more flexibility as it allows you to combine your finance major with another major in marketing or operations, or even two or three minors. This can be beneficial if you are a fresher or if you are not entirely sure about what subjects are best for you. In the first year of the program, you will have the opportunity to explore all the available options before deciding on your area of specialization.

If you are confident about your interest in finance, then the BFS course can be an excellent choice. However, keep in mind that it might limit your exposure to other subjects and industries. If companies are looking for candidates with open-ended roles, they might not consider BFS students who are solely trained in finance. In contrast, PGDM Finance students who have combined their finance major with other subjects can provide a broader skill set that is more attractive to such companies.

BFS students have a smaller batch strength compared to PGDM Finance students, which can be an advantage in terms of early placements. However, it is essential to note that placements ultimately depend on the student's caliber and performance, regardless of their course or batch. It is also worth noting that BFS students might have fewer options in terms of recruiting companies compared to students in marketing and finance.

In conclusion, it is crucial to weigh the pros and cons of both courses and decide based on your interests, career goals, and research. Both courses have their unique advantages and disadvantages, and ultimately, your performance in the course will matter more than which one you choose.