Oppo K3 features a 6.5-inch AMOLED display that will offer full HD+ resolution of 2340 x 1080 pixels pixels. The notch-less screen phone has an 6th-generation in-display fingerprint. Under the hood, the phone is powered by 2.2GHz octa-core Qualcomm Snapdragon 710 processor with Adreno 616 GPU. It comes with up to 6GB/8GB RAM and 64GB/128GB internal storage. There is a dedicated microSD card slot on the device for expanding its storage.
For the imaging department, the phone is equipped with a 16-megapixel primary camera shooter at the rear with an aperture of f/1.7, and a 2-megapixel secondary sensor. The phone has a 16-megapixel pop-up front facing camera. There is a 3,765mAh battery with VOOC 3.0 fast charging support. It runs on Android Pie operating system coupled with the latest ColorOS 6.0 UI.