Hi aspirant according to your question I'm assuming that that you want to know the ranking of IIT's based on the Mechanical Engineering creteria;

1. IIT, Madras
2. IIT, Delhi
3. IIT, Bombay
4. IIT, Kharagpur
5. IIT, Kanpur
6. IIT, Roorkee
7. IIT, Guwahati
8. IIT, Hyderabad
9. IIT, BHU
10. IIT, Ropar

Etc.

Thank You.