Hi Afsar,

First let's talk about NIOT - Private college affiliated to AKTU. B.Tech Fees is around INR 1.2 lakhs per year. Faculty is not great but we can say it is Good , some teachers have aslo graduated from IIT's. Placements are Good for CSE/IT. There is a pyramid finishing school which shapes u for industry needs. Overall the College is Average.

Refer here for more info - https://www.careers360.com/colleges/noida-institute-of-engineering-and-technology-greater-noida

Now about GNIOT - Private college comes under AKTU. Fees is lesser. Placements are same as of NIET . Faculty is average.  There are CCTV cameras in classrooms.

Refer here for more info - https://www.careers360.com/colleges/greater-noida-institute-of-technology-engineering-institute-greater-noida

I have told you about both, choice is totally yours.

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!