Hello Vasantha Valavan, Thanks for reaching to us.

Both the above-mentioned colleges are good in some specific fields, KRCE is rated AAA, To give you exact comparison kindly let us know the branch in which you want to take admission.  KRCE offers 4 UG courses whereas SARANATHAN COLLEGE OF ENGINEERING offers 14 UG courses. Placement wise KRCE is ahead.

For more information please visit https://engineering.careers360.com/k-ramakrishnan-college-of-engineering-tiruchirappalli

and https://engineering.careers360.com/colleges/saranathan-college-of-engineering-tiruchirappalli