I upgraded from a Logitech G402 to a Razer Deathadder V2. Considering these are popular options under 4k, AMA and I will try to give you my 2 cents. : r/IndianGaming
Logitech G102, G402, G502 User Experience - YouTube
Logitech G402 Hyperion Fury review: "still as comfortable as ever" | GamesRadar+
Logitech Gaming Mouse G402 at Rs 2050 | Nehru Place | Delhi | ID: 22769638362