Hello Shreeya, the comparison of both the college on the basis of their Internships, recruiters, exposure and courses is given below.

MET Institute of Management, Mumbai
It is a privately owned co-ed college, affiliated with the University of Mumbai, Mumbai. It has a total faculty of 25 members and a total of 361 Students are enrolled to this college. So the courses that this college offer are:
1. MMS
2. MFM Part Time
3. MHRDM Part Time
4. MIM Part Time
5. MMM Part Time
6. PGDM E-business Part Time
This is institution comes in India's leading B-schools. 
About its placements:
Many of the students from MET went overseas to play the role of a general manager. The Highest package this year was ₹1.5 million p.a.
Their top recruiters are:
1. ICICI Securities
2. Reliance industries Ltd.
3. 91.1FM Radio City
4. TATA Capital Limited
5. HDFC
6. Starcom
7. Trinity health tech
8. HCL
9. Godrej
10. Hindustan Unilever Limited

Prin Ln Welingkar Institute of Management Development and Research,  Mumbai
It is a privately owned co-ed college, accredited by NAAC- 'A'. It is ranked 14th in MBA. It has a total faculty of 69 members and 2032 student enrollment. Courses offered by this Institute are as follows:
1. Master of Human Resource Development and Management Part Time
2. Master of Information Management Part Time
3. Master of Marketing Management Part Time.
Now regarding placements:
This Institute has a total of 291 companies on campus, with the top recruiters as follows:
1. Abbott
2. Bank of America
3. Blue Star
4. Cigna Health insurance
5. Cinépolis
6. CRISIL an S&P Global Company
7. Dell
8. Edelweiss
9. EY building a better working world
10. Hindustan Unilever Limited
They have also provided International placements to 4 of their Students.

They have a Career Management Centre, that takes care of the Internships and placements. It provides opportunity for 8 week summer internships as a part of corporate experience.

I believe now you can analyse on your own which college to prefer. I would recommend choose that college which provides the course of your choice, as the placements are almost similar.

All the best!
I hope this helps.