|  |   |   | ||
| key specs | ||||
| Display | 6.50-inch | 5.70-inch | ||
| Processor | MediaTek Dimensity 6300 | MediaTek MT6737T | ||
| Front Camera | 16-megapixel | 8-megapixel | ||
| Rear Camera | 50-megapixel + 2-megapixel | 13-megapixel | ||
| RAM | 8GB | 3GB | ||
| Storage | 128GB, 256GB | 32GB | ||
| Battery Capacity | 7000mAh | 3180mAh | ||
| OS | Android 15 | Android 7.1 | ||
| Resolution | 1080x2372 pixels | 720x1440 pixels | ||
| general | ||||
| Brand | OPPO | Oppo | ||
| Model | F31 5G | A83 | ||
| Release date | September 15, 2025 | December 1, 2017 | ||
| AI Enabled | Yes | - | ||
| Launched in India | Yes | - | ||
| Dimensions (mm) | 185.20 x 75.00 x 8.00 | 150.50 x 73.10 x 7.70 | ||
| Weight (g) | 185.00 | 143.00 | ||
| Battery capacity (mAh) | 7000 | 3180 | ||
| Removable battery | No | - | ||
| Fast charging | 80W Fast Charging | - | ||
| Wireless charging | No | - | ||
| Colours | Cloud Green, Midnight Blue, Bloom Red | Champagne, Black | ||
| Form factor | - | Touchscreen | ||
| display | ||||
| Refresh Rate | 120 Hz | - | ||
| Screen size (inches) | 6.50 | 5.70 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 1080x2372 pixels | 720x1440 pixels | ||
| Pixels per inch (PPI) | 397 | - | ||
| Aspect ratio | - | 18:9 | ||
| hardware | ||||
| Processor | octa-core | 2.5GHz octa-core | ||
| Processor make | MediaTek Dimensity 6300 | MediaTek MT6737T | ||
| RAM | 8GB | 3GB | ||
| Internal storage | 128GB, 256GB | 32GB | ||
| Expandable storage | No | Yes | ||
| Expandable storage type | No | microSD | ||
| Dedicated microSD slot | No | - | ||
| Expandable storage up to (GB) | - | 256 | ||
| camera | ||||
| Rear camera | 50-megapixel (f/1.8) + 2-megapixel (f/2.4) | 13-megapixel | ||
| No. of Rear Cameras | 2 | - | ||
| Rear autofocus | Yes | - | ||
| No. of Front Cameras | 1 | - | ||
| Front camera | 16-megapixel (f/2.4) | 8-megapixel | ||
| Rear flash | - | LED | ||
| software | ||||
| Operating system | Android 15 | Android 7.1 | ||
| Skin | ColorOS 15 | ColorOS 3.2 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes, v 5.40 | Yes, v 4.20 | ||
| NFC | Yes | No | ||
| USB Type-C | Yes | - | ||
| Number of SIMs | 2 | 2 | ||
| Active 4G on both SIM cards | Yes | - | ||
| Infrared | - | No | ||
| USB OTG | - | Yes | ||
| Micro-USB | - | Yes | ||
| Headphones | - | 3.5mm | ||
| FM | - | Yes | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| 5G | Yes | - | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| 5G | Yes | - | ||
| sensors | ||||
| In-Display Fingerprint Sensor | Yes | - | ||
| Compass/ Magnetometer | Yes | - | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Gyroscope | Yes | - | ||
| Face unlock | - | Yes | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
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