As far as placement is concerned, you should opt for Mahatma Gandhi Law College as it provides much better placement than the remaining two.
Thank you and best of luck.
All three colleges - Sultan Ul-Uloom, MG Law College and Padala Rama Reddy are private colleges under Osmania University. They are approved by the Bar Council of India. Also, you need to mention the course you are looking for so we can compare the courses between the colleges. Nevertheless, you can click on the link below to compare the three colleges on other factors like seats, infrastructure and many more features.
Additonally, I suggest that you use the College
Compare Tool to make the search based on your course (BA LLB, LLB Integrated, BBA LLB etc. ). You can also compare more colleges by using the tool and draw distinctions between upto 4 colleges at once. Goodluck!