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| Display | |||
| 6.50-inch | 6.40-inch | ||
| Processor | |||
| MediaTek Helio P35 | Qualcomm Snapdragon 765G | ||
| Front Camera | |||
| 8-megapixel | 32-megapixel | ||
| Rear Camera | |||
| 12-megapixel + 2-megapixel + 2-megapixel | 48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel | ||
| RAM | |||
| 4GB | 8GB | ||
| Storage | |||
| 64GB | 128GB | ||
| Battery Capacity | |||
| 4230mAh | 4025mAh | ||
| OS | |||
| Android 9 | Android 10 | ||
| Resolution | |||
| 720x1600 pixels | 1080x2400 pixels | ||
| Brand | |||
| Oppo | Oppo | ||
| Model | |||
| A31 (2020) | Reno 3 Vitality | ||
| Release date | |||
| February 14, 2020 | February 10, 2020 | ||
| Launched in India | |||
| Yes | No | ||
| Form factor | |||
| Touchscreen | Touchscreen | ||
| Body type | |||
| Plastic | - | ||
| Dimensions (mm) | |||
| 163.90 x 75.50 x 8.30 | 160.30 x 74.30 x 7.96 | ||
| Weight (g) | |||
| 180.00 | 180.00 | ||
| Battery capacity (mAh) | |||
| 4230 | 4025 | ||
| Removable battery | |||
| No | No | ||
| Colours | |||
| Mystery Black, Fantasy White | Moonlight Black, Sky Mirror White, Streamer Gold | ||
| Fast charging | |||
| - | VOOC | ||
| Screen size (inches) | |||
| 6.50 | 6.40 | ||
| Touchscreen | |||
| Yes | Yes | ||
| Resolution | |||
| 720x1600 pixels | 1080x2400 pixels | ||
| Aspect ratio | |||
| 20:9 | 20:9 | ||
| Processor | |||
| 2.3GHz octa-core | octa-core | ||
| Processor make | |||
| MediaTek Helio P35 (MT6765) | Qualcomm Snapdragon 765G | ||
| RAM | |||
| 4GB | 8GB | ||
| Internal storage | |||
| 64GB | 128GB | ||
| Expandable storage | |||
| Yes | No | ||
| 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) | 48-megapixel (f/1.7) + 8-megapixel + 2-megapixel + 2-megapixel | ||
| Rear autofocus | |||
| Yes | Yes | ||
| Rear flash | |||
| Yes | Yes | ||
| Front camera | |||
| 8-megapixel (f/2.0) | 32-megapixel (f/2.0) | ||
| Pop-Up Camera | |||
| No | - | ||
| Front autofocus | |||
| No | - | ||
| Front flash | |||
| No | - | ||
| Operating system | |||
| Android 9 | Android 10 | ||
| Skin | |||
| ColorOS 6.1.2 | ColorOS 7 | ||
| Wi-Fi | |||
| Yes | Yes | ||
| Wi-Fi standards supported | |||
| 802.11 a/b/g/n/ac | - | ||
| GPS | |||
| Yes | Yes | ||
| Bluetooth | |||
| Yes, v 5.00 | Yes | ||
| NFC | |||
| No | - | ||
| Micro-USB | |||
| Yes | - | ||
| Headphones | |||
| 3.5mm | 3.5mm | ||
| FM | |||
| Yes | - | ||
| Number of SIMs | |||
| 2 | 2 | ||
| USB Type-C | |||
| - | Yes | ||
| SIM Type | |||
| Nano-SIM | Nano-SIM | ||
| GSM/CDMA | |||
| GSM | GSM | ||
| 3G | |||
| Yes | Yes | ||
| 4G/ LTE | |||
| Yes | Yes | ||
| SIM Type | |||
| Nano-SIM | Nano-SIM | ||
| GSM/CDMA | |||
| GSM | GSM | ||
| 3G | |||
| Yes | Yes | ||
| 4G/ LTE | |||
| Yes | Yes | ||
| Face unlock | |||
| Yes | Yes | ||
| Fingerprint sensor | |||
| Yes | - | ||
| Compass/ Magnetometer | |||
| Yes | - | ||
| Proximity sensor | |||
| Yes | Yes | ||
| Accelerometer | |||
| Yes | Yes | ||
| Ambient light sensor | |||
| Yes | Yes | ||
| In-Display Fingerprint Sensor | |||
| - | Yes | ||
