This Oppo A31 (2020) features a triple rear camera setup with a waterdrop-style display notch. The Oppo A31 (2020) runs an Android 9 Pie OS and features a 6.5-inch HD+ (720 ×1,600 pixels) display with an aspect ratio of 20:9.

Oppo A31 (2015)      The Oppo A31 (2020) comes with an octa-core Media Tek Helio P35 SoC paired with 4GB or a 6GB RAM. With a triple rear camera setup that features a 12MP primary sensor, a 2MP depth shooter and a 2MP macro camera, this smartphone also features an 8MP selfie camera.

The Oppo A31 (2020) comes with 128GB of onboard storage that can be expanded to 256GB through a microSD card. Its connectivity options include Wi-Fi, Bluetooth v5.0, 4G VoLTE, MicroUSB and a 3.5mm headphone jack. With a 4,230mAh battery, this device is capable of lasting a full day without recharging. The Oppo A31 (2020) costs Rs. 11,490 (around $161) for the 4GB + 64GB variant with the 6GB + 128GB variants costing Rs. 13,990 (around $195). The 4GB variant is set to go on sale in India from February 29th with the 6GB variant coming in March.   References

OPPO A31 Launched In India  Features Triple Rear Cameras   MobilityArena - 19