Both the branches are good it totally depends on your interest and passion. Both have good scope in the future. If we compare both the branches then CSE is the most demading branch among students.

You can check the scope of both the branches from the given below link

Scope of CSE

-The present and future world can’t live without technology and the boom in the technology sector will lead to lucrative opportunities.

-Increasing number of software companies and IT hubs like ‘Silicon Valley’ indicate an increasing demand for CSE experts.

-Concepts like ‘cloud computing’ upon which future technologies will be based need specialists in this domain.

-An average salary package of a Computer Engineer in India is around Rs. 10 lakh – 20 lakh. Although the salary varies depending upon your percentile and the institute.
As of now, two students from IIT Delhi holds the record of grabbing the highest salary of Rs.1.42 crore

Scope of ECE

The average salary of an Electronics and Communication degree holder is between INR 3.5 lakh and INR 4.5 lakh per annum. Fresher candidates usually get a starting salary of INR 20,000 to INR 30,000 per month depending upon their interview performance and knowledge. The salary package offered to an IIT graduate is on higher side – the average salary is INR 10.55 lakh per annum and maximum is INR 25 lakh per annum.

Good Luck!!