The OnePlus 9 specifications include a 6.55-inch Fluid AMOLED display with a 120Hz refresh rate, a Qualcomm Snapdragon 888 processor, up to 12GB of RAM, and up to 256GB of storage. It features a triple-camera setup with a 48MP main sensor, 50MP ultra-wide lens, and a 2MP monochrome sensor. The front camera is 16MP. The phone supports 5G connectivity, has a 4,500mAh battery with Warp Charge 65T fast charging, and runs on OxygenOS based on Android.