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- Oppo A71 vs Oppo A57 vs Oppo A37
Oppo A71 vs Oppo A57 vs Oppo A37 comparison
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| key specs | ||||
| Display | 5.20-inch | 5.20-inch | 5.00-inch | |
| Processor | MediaTek MT6750 | Qualcomm Snapdragon 435 | Qualcomm Snapdragon 410 | |
| Front Camera | 5-megapixel | 16-megapixel | 5-megapixel | |
| Rear Camera | 13-megapixel | 13-megapixel | 8-megapixel | |
| RAM | 3GB | 3GB | 2GB | |
| Storage | 16GB | 32GB | 16GB | |
| Battery Capacity | 3000mAh | 2900mAh | 2630mAh | |
| OS | Android 7.1 | Android 6.0 | Android 5.1 | |
| Resolution | 720x1280 pixels | 720x1280 pixels | 720x1280 pixels | |
| general | ||||
| Brand | Oppo | Oppo | Oppo | |
| Model | A71 | A57 | A37 | |
| Release date | September 1, 2017 | November 1, 2016 | June 1, 2016 | |
| Launched in India | Yes | Yes | - | |
| Form factor | Touchscreen | Touchscreen | Touchscreen | |
| Dimensions (mm) | 148.10 x 73.80 x 7.60 | 149.10 x 72.90 x 7.65 | 143.10 x 71.00 x 7.68 | |
| Weight (g) | 137.00 | 147.00 | 136.00 | |
| Battery capacity (mAh) | 3000 | 2900 | 2630 | |
| Removable battery | No | No | No | |
| Colours | Gold, Black | Rose Gold, Gold | Gold, Grey | |
| SAR value | - | 1.31 | - | |
| display | ||||
| Screen size (inches) | 5.20 | 5.20 | 5.00 | |
| Touchscreen | Yes | Yes | Yes | |
| Resolution | 720x1280 pixels | 720x1280 pixels | 720x1280 pixels | |
| Aspect ratio | 16:9 | 16:9 | - | |
| Pixels per inch (PPI) | 282 | - | 293 | |
| hardware | ||||
| Processor | octa-core (4x1.5GHz + 4x1GHz) | 1.4GHz octa-core | 1.2GHz quad-core | |
| Processor make | MediaTek MT6750 | Qualcomm Snapdragon 435 | Qualcomm Snapdragon 410 | |
| RAM | 3GB | 3GB | 2GB | |
| Internal storage | 16GB | 32GB | 16GB | |
| Expandable storage | Yes | Yes | Yes | |
| Expandable storage type | microSD | microSD | microSD | |
| Expandable storage up to (GB) | 256 | 256 | 128 | |
| camera | ||||
| Rear camera | 13-megapixel (f/2.2) | 13-megapixel (f/2.2) | 8-megapixel | |
| Rear autofocus | Phase detection autofocus | Phase detection autofocus | - | |
| Rear flash | LED | LED | LED | |
| Front camera | 5-megapixel (f/2.4) | 16-megapixel (f/2.0, 1.12-micron) | 5-megapixel | |
| Front autofocus | - | Yes | - | |
| software | ||||
| Operating system | Android 7.1 | Android 6.0 | Android 5.1 | |
| Skin | Color OS | ColorOS 3.0 | ColorOS 3.0 | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 b/g/n | 802.11 b/g/n | |
| GPS | Yes | Yes | Yes | |
| Bluetooth | Yes, v 4.00 | Yes, v 4.10 | Yes, v 4.00 | |
| NFC | No | No | No | |
| Infrared | No | No | No | |
| USB OTG | Yes | Yes | Yes | |
| Micro-USB | Yes | Yes | - | |
| Headphones | 3.5mm | 3.5mm | 3.5mm | |
| FM | Yes | Yes | Yes | |
| Number of SIMs | 2 | 2 | 2 | |
| Wi-Fi Direct | No | No | No | |
| Mobile High-Definition Link (MHL) | No | No | No | |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sensors | ||||
| Compass/ Magnetometer | Yes | Yes | Yes | |
| Proximity sensor | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Ambient light sensor | Yes | Yes | No | |
| Gyroscope | No | Yes | Yes | |
| Barometer | No | No | No | |
| Temperature sensor | No | No | No | |
| Fingerprint sensor | - | 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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