The best gaming phones under Rs. 40,000 in India include the Oppo F31 Pro+, Oppo K13 Turbo Pro, OnePlus 13R, Vivo V60, Realme GT 7, and iQOO Neo 10. These smartphones feature high-refresh-rate AMOLED displays, high-performing Snapdragon or Dimensity chipsets, advanced cooling systems, large batteries with fast charging, and up to 16GB RAM with 512GB storage. Each mode…