Introduction The Oppo F9/F9 Pro is yet another installment in the hugely popular Oppo mid-range series. It's the first phone in the family with a dual-camera on the back and backtracks on the screen cutouts by moving to a tiny waterdrop notch. You have probably noticed we are using the F9/F9 Pro inscription for this review and there is a reason for that. Oppo has chosen a rather awkward approach to the naming of its mid-ranger. In India - one of the key markets for the F-series - the F9 is available in two versions. There is the F9 Pro with 6GB of RAM, a 25MP selfie camera and VOOC flash charging, and the regular Oppo F9 with 4GB of RAM, a 16MP selfie shooter, and no VOOC charging. Yet in every other market Oppo is selling only the F9 but with specs matching the Indian pro version(6GB, ...