Oppo A31 (2020) mobile was launched on 14th February 2020. The phone comes with a 6.50-inch touchscreen display offering a resolution of 720x1600 pixels and an aspect ratio of 20:9. Oppo A31 (2020) is powered by a 2.3GHz octa-core MediaTek Helio P35 (MT6765) processor. It comes with 4GB of RAM. The Oppo A31 (2020) runs Android 9 and is powered by a 4230mAh non-removable battery.
As far as the cameras are concerned, the Oppo A31 (2020) on the rear packs a 12-megapixel (f/1.8) primary camera; a 2-megapixel (f/2.4, 1.75-micron) camera, and a 2-megapixel (f/2.4, 1.75-micron) camera. The rear camera setup has autofocus. It sports an 8-megapixel camera on the front for selfies with an f/2.0 aperture.
The Oppo A31 (2020) runs ColorOS 6.1.2 is based on Android 9 and packs 64GB of inbuilt storage that can be expanded via microSD card (up to 256GB) with a dedicated slot. The Oppo A31 (2020) is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and Nano-SIM cards. The Oppo A31 (2020) measures 163.90 x 75.50 x 8.30mm (height x width x thickness) and weighs 180.00 grams. It was launched in Mystery Black and Fantasy White colours. It bears a plastic body.
Connectivity options on the Oppo A31 (2020) include Wi-Fi 802.11 a/b/g/n/ac, GPS, Bluetooth v5.00, Micro-USB, FM radio, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, proximity sensor, and fingerprint sensor. The Oppo A31 (2020) supports face unlock.
As of 29th October 2025, Oppo A31 (2020) price in India starts at Rs. 8,999.
| Product Name | Price in India |
|---|---|
| Oppo A31 (2020) (4GB RAM, 64GB) - Lake Green | ₹ 8,999 |
| Oppo A31 (2020) (4GB RAM, 64GB) - Fantasy White | ₹ 10,490 |
| Oppo A31 (2020) (4GB RAM, 64GB) - Mystery Black | ₹ 12,399 |
| Oppo A31 (2020) (6GB RAM, 128GB) - Mystery Black | ₹ 12,520 |
| Oppo A31 (2020) (6GB RAM, 128GB) - Fantasy White | ₹ 12,799 |
Oppo A31 (2020) price in India starts from ₹ 8,999. The lowest price of Oppo A31 (2020) is ₹ 8,999 at Amazon on 29th October 2025.
| Brand | Oppo |
| Model | A31 (2020) |
| Price in India | ₹8,999 |
| Release date | 14th February 2020 |
| Launched in India | Yes |
| Form factor | Touchscreen |
| Body type | Plastic |
| Dimensions (mm) | 163.90 x 75.50 x 8.30 |
| Weight (g) | 180.00 |
| Battery capacity (mAh) | 4230 |
| Removable battery | No |
| Colours | Mystery Black, Fantasy White |
| Screen size (inches) | 6.50 |
| Touchscreen | Yes |
| Resolution | 720x1600 pixels |
| Aspect ratio | 20:9 |
| Processor | 2.3GHz octa-core |
| Processor make | MediaTek Helio P35 (MT6765) |
| RAM | 4GB |
| Internal storage | 64GB |
| Expandable storage | Yes |
| Expandable storage type | microSD |
| Expandable storage up to (GB) | 256 |
| Dedicated microSD slot | Yes |
| Rear camera | 12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron) |
| Rear autofocus | Yes |
| Rear flash | Yes |
| Front camera | 8-megapixel (f/2.0) |
| Pop-Up Camera | No |
| Front autofocus | No |
| Front flash | No |
| Operating system | Android 9 |
| Skin | ColorOS 6.1.2 |
| Wi-Fi | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac |
| GPS | Yes |
| Bluetooth | Yes, v 5.00 |
| NFC | No |
| Micro-USB | Yes |
| Headphones | 3.5mm |
| FM | Yes |
| Number of SIMs | 2 |
| SIM 1 | |
| SIM Type | Nano-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| SIM 2 | |
| SIM Type | Nano-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| Face unlock | Yes |
| Fingerprint sensor | Yes |
| Compass/ Magnetometer | Yes |
| Proximity sensor | Yes |
| Accelerometer | Yes |
| Ambient light sensor | Yes |
Oppo A31 (2020)
₹8,999
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