NSIT Delhi is better than NIT Kurukshetra.
The average placements in NSIT Delhi are around 11-12 lpa and for NIT Kurukshetra, it is around 10-11 lpa.
The faculties of NSIT Delhi are far more experienced. The facilities and environment of NSIT Delhi is better as compared.
Even in terms of location, as NSIT is situated in Delhi you get much more benefits.
For more details on NSIT Delhi please visit this link https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/university/netaji-subhas-university-of-technology-new-delhi/amp&ved=2ahUKEwiz1s_00-rqAhXX_XMBHS94BlMQFjAAegQIAxAB&usg=AOvVaw04k4sOJG42Kcgyioax1lXl&cf=1
For more details on NIT Kurukshetra, please visit this link
Hope it helps