As per the analyzing report of CAreers360 NIT Surathkal & NIT Warangal both have AAAA+ rating and based on Careers360, in India top universities 2018 NIT Surathkal has 70 rank & NIT Warangal has 88 rank.

You can check the complete placement report of NIT Warangal & NIT Surathkal with the given below links.

NIT Warangal Placement

NIT Surathkal placement branches wise

You can also check teh genuine reviews of the colleges with the given below links.

https://www.careers360.com/university/national-institute-of-technology-warangal

https://www.careers360.com/university/national-institute-of-technology-karnataka-surathkal

Good Luck!