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- Samsung Galaxy A21 vs Oppo A31 (2020)
Samsung Galaxy A21 vs Oppo A31 (2020) comparison
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| key specs | ||||
| Display | 6.50-inch | 6.50-inch | ||
| Front Camera | 13-megapixel | 8-megapixel | ||
| Rear Camera | 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel | 12-megapixel + 2-megapixel + 2-megapixel | ||
| RAM | 3GB | 4GB | ||
| Storage | 32GB | 64GB | ||
| Battery Capacity | 4000mAh | 4230mAh | ||
| OS | Android 10 | Android 9 | ||
| Processor | - | MediaTek Helio P35 | ||
| Resolution | - | 720x1600 pixels | ||
| general | ||||
| Brand | Samsung | Oppo | ||
| Model | Galaxy A21 | A31 (2020) | ||
| Release date | April 8, 2020 | February 14, 2020 | ||
| Form factor | Touchscreen | Touchscreen | ||
| Battery capacity (mAh) | 4000 | 4230 | ||
| Removable battery | No | No | ||
| Fast charging | Proprietary | - | ||
| Wireless charging | No | - | ||
| Colours | Black | Mystery Black, Fantasy White | ||
| Launched in India | - | Yes | ||
| Body type | - | Plastic | ||
| Dimensions (mm) | - | 163.90 x 75.50 x 8.30 | ||
| Weight (g) | - | 180.00 | ||
| display | ||||
| Screen size (inches) | 6.50 | 6.50 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | - | 720x1600 pixels | ||
| Aspect ratio | - | 20:9 | ||
| hardware | ||||
| Processor make | MediaTek Helio P35 (MT6765) | MediaTek Helio P35 (MT6765) | ||
| RAM | 3GB | 4GB | ||
| Internal storage | 32GB | 64GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 512 | 256 | ||
| Processor | - | 2.3GHz octa-core | ||
| Dedicated microSD slot | - | Yes | ||
| camera | ||||
| Rear camera | 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel | 12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron) | ||
| Rear autofocus | Yes | Yes | ||
| Rear flash | Yes | Yes | ||
| Front camera | 13-megapixel | 8-megapixel (f/2.0) | ||
| Pop-Up Camera | No | No | ||
| Front autofocus | - | No | ||
| Front flash | - | No | ||
| software | ||||
| Operating system | Android 10 | Android 9 | ||
| Skin | - | ColorOS 6.1.2 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes, v 5.00 | ||
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | ||
| NFC | - | No | ||
| Micro-USB | - | Yes | ||
| Headphones | - | 3.5mm | ||
| FM | - | Yes | ||
| Number of SIMs | - | 2 | ||
| sensors | ||||
| Fingerprint sensor | Yes | Yes | ||
| Face unlock | - | Yes | ||
| Compass/ Magnetometer | - | Yes | ||
| Proximity sensor | - | Yes | ||
| Accelerometer | - | Yes | ||
| Ambient light sensor | - | Yes | ||
| sim 1 | ||||
| SIM Type | - | Nano-SIM | ||
| GSM/CDMA | - | GSM | ||
| 3G | - | Yes | ||
| 4G/ LTE | - | Yes | ||
| sim 2 | ||||
| SIM Type | - | Nano-SIM | ||
| GSM/CDMA | - | GSM | ||
| 3G | - | Yes | ||
| 4G/ LTE | - | Yes | ||
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