Hey there

Mentioned below are the points of comparison between these two institutes:

1. Dhirubhai Ambani Institute of Information and Communication Technology has been accredited by  NAAC with grade A.
2. It has been ranked at 18 position out of 70 private Engineering institutes.
3. The highest salary package offer was 39.3 lakh per annum.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/university/dhirubhai-ambani-institute-of-information-and-communication-technology-gandhinagar/amp&ved=2ahUKEwj5_MTJi8DzAhXhxjgGHcRtDfEQFnoECAwQAQ&usg=AOvVaw0ab0jxqTxyi9iK2rFlDcBp&ampcf=1

IIIT Delhi

1. Indraprastha Institute of Information Technology has been ranked at 13 position for government Engineering by India today.
2. More than 700 offers were made and 111 companies come in this Institute fore placements.
3. The highest salary package offered here was 39 lakh per annum.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/university/indraprastha-institute-of-information-technology-delhi/amp&ved=2ahUKEwjP16HTi8DzAhVGxTgGHYZsBrYQFnoECAsQAQ&usg=AOvVaw1fV9Hl6hecHMW0vmSdD6K5&ampcf=1

By above points it is difficult to say which institute is more better as both are excellent in their fields. However wherever you go you will have benefit.