OnePlus 7T HD1900 has display of 6.55 inches with Resolution 1080 x 2400 which runs on Android 10.0 with 256GB ROM and 8GB RAM Non-removable Li-Po 3800 mAh battery.
OnePlus 7T Pro with 6.67-inch Quad HD+ Fluid AMOLED 90Hz display, Snapdragon 855 Plus, 8GB RAM launched in India for Rs. 53999
OnePlus 7T specs - PhoneArena
OnePlus 7T review: The best mid-range on the market? - Android Authority