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 G403 & G Pro Review - A Pair of $70 Gaming Mice | GamersNexus - Gaming PC Builds & Hardware Benchmarks
Tech Land BD - Choose & Order online your favorite Logitech Gaming mouse & get a Large Mousepad absolutely FREE! 🔥 . Available mouse: ✓ Logitech G502 HERO High Performance RGB Gaming
Logitech G502 vs. G403 : r/LogitechG
Razer DeathAdder Elite VS Logitech G403 Prodigy - YouTube