Hello Student,

Well, Government Dental College and hospital,has very good record for academic excellence.Collge is recognized by Dental Council of India and is affiliated with KNR university of health sciences.
It is good for BDS and MDS as well
There are curricular,infrastruture facilities,library facility,and other required facilities also.
The teaching-learning and Evaluation process is effectively implemented by the assisted by academic committees and heads of departments of the college.

It is best for BDS but I wouldn't say that others are bad.All colleges you have mentioned are really good at their place.

Now ... we'll see about Panineeya institute of dental science and research centre.It is also recognized by the Dental Council of India and is affiliated to the NTR Health University, Vijayawada
The campus of the college is self contained with Dental Hospital, library, seminar halls, a separate Examination hall, well equipped laboratories, smart classrooms, personality development lab and etc. and also separate hostels for boys and girls, sports room, play ground, open auditorium,e tc.
Here,
Classroom teaching is supplemented by seminars, workshops,for practical knowledge of students.And also guest lectures, interaction sessions with great personalities from research institutes, industry, foreign countries, government organizations,etc.
Yes it's true that,The college produces good dentists with high caliber,but for that,students should be hard working.

And yes...SVS dental college is also  nice place to launch your career as a medical professional.
It has very big campus and good infrastructure.
The BDS course offered at SVS is recognized by the Dental Council of India and is affiliated to the NTR Health University, Andhra Pradesh.There are well equipped labs facility,central library,skill lab,computer lab,auditorium,Teaching hospital,and many more.

See, all the colleges you have mentioned in your question, have its own popularity.
While choosing the College, I would suggest that,you should consider factors including location of College,Fees, eligibility criteria and other certain factors also.
And see,if you are a hard working student and ready to take in depth knowledge then you will definitely give your best whichever college you choose.

Think on that
Hope this helps.
Good luck.