Poco X3 Pro comes in two configurations – 6GB RAM + 128GB storage and 8GB RAM + 256GB storage. The phone is powered by the Snapdragon 860 4G SoC and has a quad camera setup at the back. The Poco F3, on the other hand is powered by the Snapdragon 870 SoC. It is a rebadge of the Redmi K40 launched in China last month.