Oppo Reno 3 smartphone comes with a 6.40-inch touchscreen display with a resolution of 1080×2400 pixels and an aspect ratio of 20:9. Oppo Reno 3 is powered by an octa-core MediaTek Helio P90 (MT6779) processor. It comes with 8GB of RAM. The Oppo Reno 3 runs Android 10 and is powered by a 4025mAh non-removable battery. The Oppo Reno 3 supports VOOC fast charging. As far as the cameras are concerned, the Oppo Reno 3 on the rear packs a 48-megapixel primary camera with an f/1.8 aperture; a second 13-megapixel camera with an f/2.4 aperture; a third 8-megapixel camera with an f/2.2 aperture and a fourth 2-megapixel camera with an f/2.4 aperture. The rear camera setup has autofocus. It sports a 44-megapixel camera on the front for selfies, with an f/2.4 aperture. The Oppo Reno 3 runs ColorOS 7 based on Android 10 and packs 128GB of inbuilt storage that can be expanded via microSD card (up to 256GB). The Oppo Reno 3 is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Oppo Reno 3 measures 160.20 x 73.30 x 7.90mm (height x width x thickness) and weighs 170.00 grams. It was launched in Auroral Blue and Midnight Black colours. Connectivity options on the Oppo Reno 3 include Wi-Fi, GPS, Bluetooth v5.00, USB Type-C, 3G, and 4G. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, proximity sensor, and in-display fingerprint sensor. The Oppo Reno 3 supports face unlock.