Hey there both engineering institutes are good. You can get you answer by below points:

Netaji Subhash Engineering College Kolkata has been created by NAAC with grade B. NSEC College provides admission to 60 students with the first year fees of 97500. The highest package offered by any student was 15 LPA with a placement percentage of 80%.

BP Poddar Institute of Management and Technology provides Bachelor of Technology in CSE to 120 students with an average first year fees of 115,200. Difference between has been rank at 201 position professor of technology by NIRF in 2020. Highest package offered to any student was 8 LPA with a placement percentage of 80%.

You can get more details by clicking the below links:

NSEC

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/colleges/netaji-subhash-engineering-college-garia/amp&ved=2ahUKEwj-5sGC1aDyAhUSyTgGHbc8CPcQFnoECAcQAQ&usg=AOvVaw02zZKlMN-UaY8UsjHFuVLT&ampcf=1

BP Poddar

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/colleges/bp-poddar-institute-of-management-and-technology-kolkata/amp&ved=2ahUKEwjFpoia1aDyAhUTzjgGHWeTB1QQFnoECAsQAQ&usg=AOvVaw39eNzoemi2kvJZkEIdyjhz&ampcf=1