Noida first-time buyer: New launch vs resale safety?

Been looking for 6 months now and honestly, Noida mein property search exhausting ho gaya hai. Everyone says new launch for better ROI, especially projects like Paradise Group near Wave City Center. But under-construction ka delivery risk kaun dekhega? Resale mein toh ready possession milta hai. Is resale actually safer for first-timers? Change my mind.