Oppo A31

The Oppo A31 is a budget smartphone announced in February 2020 and released the following day. It features a 6.5-inch IPS LCD display with 720x1600 pixel resolution, protected by Corning Gorilla Glass 3, offering 480 nits typical brightness and an 82.4% screen-to-body ratio. Powered by the MediaTek MT6765V/CB Helio P35 chipset built on a 12nm process, it includes an octa-core CPU with four Cortex-A53 cores at 2.3 GHz and four at 1.8 GHz, paired with a PowerVR GE8320 GPU. The phone runs Android 9.0 (Pie) with ColorOS 6.1. Memory options include 64GB 4GB RAM, 128GB 4GB RAM, or 128GB 6GB RAM variants using eMMC 5.1 storage, expandable via a dedicated microSDXC slot. The main camera setup is triple, featuring a 12 MP wide sensor with f/1.8 aperture, PDAF, a 2 MP macro lens, and an auxiliary lens, capable of 1080p video at 30fps with LED flash, HDR, and panorama features. The selfie camera is an 8 MP wide sensor with f/2.0 aperture, supporting 1080p video at 30fps and HDR. Connectivity includes GSM/HSPA/LTE networks with various 4G bands for international, USA, India, and Asia regions, Wi-Fi 802.11 a/b/g/n/ac dual-band, Bluetooth 5.0, GPS, GLONASS, BDS positioning, FM radio, and microUSB 2.0 with OTG. It lacks NFC. The body measures 163.9 x 75.5 x 8.3 mm, weighs 180g, and has a glass front (Gorilla Glass 3) with plastic back and frame, housing a Nano-SIM + Nano-SIM slot. Sensors include a rear-mounted fingerprint reader, accelerometer, gyro, proximity, and compass. The battery is a 4230 mAh Li-Po unit. Available colors are Fantasy White, Mystery Black, and Lake Green, with models including CPH2015, CPH2073, CPH2081, CPH2029, and CPH2031.