Can you suggest the best colleges for MCA as per my eligibility? I've got 51% in B.Com.

No reputed universities demand for 50% -55%. Different universities have different eligibility criteria so you can check it on the website of these universities.

Hello, Different universities have different eligibility criteria. No reputed universities demand around 50-60%. Good luck.

You won't be getting any of the best colleges as per your percentage, you need to apply for different colleges. See which college gives you admission.