Hello Shruti 

based on overall reviews : the top 10 colleges offering BTech in electronics and communication are : 

1. PSIT pranveer singh institute of technology, Kanpur 

2. Jaypee , noida 

3. GLA university , mathura 

4. Kashi institute of technology , Varanasi 

5. Amity , Lucknow , noida 

6. ITS engineering college, noida 

7. SRM institute of science and technology, Ghaziabad 

8. Benett university , greater noida 

9. Hindustan college of science and technology, mathura 

10. Integral university, Lucknow 

Hi Shruti,

These are the top 5 private engineering colleges in UP:

• Galgotias University, Greater Noida
• JSS Academy Noida
• Jaypee University Noida
• Sharda University, Greater Noida
• Amity University, Noida

Below is the link for the list and important details of top private colleges in Uttar Pradesh.

https://engineering.careers360.com/colleges/ranking/top-private-engineering-colleges-in-uttar-pradesh

All the best

The Best colleges  for btech ec branch in uttar Pradesh are Amity University Noida campus , Kalka Group of Institutions , Bharat Institute of Technology , Buddha Institute of Technology , Gorakhpur , Bhagwant Institute of Technology , United College of Engineering and Research - Best Engineering college in Greater Noida , Rajkiya Engineering College Azamgarh , CERT Group of Institutions these are the best private colleges for btech ece branch in uttar Pradesh .