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| ratings | ||||
| Overall NDTV Rating | Read Review | Read Review | - | |
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
| key specs | ||||
| Display | 6.30-inch | 5.70-inch | 5.80-inch | |
| Processor | Qualcomm Snapdragon 626 | Samsung Exynos 7880 | Qualcomm Snapdragon 653 | |
| Front Camera | 24-megapixel | 16-megapixel | 20-megapixel | |
| Rear Camera | 16-megapixel + 5-megapixel | 16-megapixel | 16-megapixel | |
| RAM | 4GB | 3GB | 6GB | |
| Storage | 64GB | 32GB | 128GB | |
| Battery Capacity | 3260mAh | 3600mAh | 4000mAh | |
| OS | Android 8.1 | Android 6.0 | Android 6.0 | |
| Resolution | 1080x2280 pixels | 1080x1920 pixels | 1080x1920 pixels | |
| general | ||||
| Brand | Vivo | Samsung | Vivo | |
| Model | V9 | Galaxy A7 (2017) | X9 Plus | |
| Release date | March 1, 2018 | January 1, 2017 | November 1, 2016 | |
| Launched in India | Yes | - | - | |
| Form factor | Touchscreen | Touchscreen | Touchscreen | |
| Dimensions (mm) | 154.80 x 75.00 x 7.90 | 156.80 x 77.60 x 7.90 | 162.00 x 79.00 x 7.40 | |
| Weight (g) | 150.00 | 186.00 | 199.00 | |
| Battery capacity (mAh) | 3260 | 3600 | 4000 | |
| Removable battery | No | No | No | |
| Colours | Pearl Black, Gold | Black Sky, Gold Sand | Gold, Rose Gold | |
| SAR value | 1.38 | 0.29 | - | |
| display | ||||
| Screen size (inches) | 6.30 | 5.70 | 5.80 | |
| Touchscreen | Yes | Yes | Yes | |
| Resolution | 1080x2280 pixels | 1080x1920 pixels | 1080x1920 pixels | |
| Aspect ratio | 19:9 | - | - | |
| hardware | ||||
| Processor | 2.2GHz octa-core | 1.9GHz octa-core | 1.4GHz octa-core | |
| Processor make | Qualcomm Snapdragon 626 | Samsung Exynos 7880 | Qualcomm Snapdragon 653 | |
| RAM | 4GB | 3GB | 6GB | |
| Internal storage | 64GB | 32GB | 128GB | |
| Expandable storage | Yes | Yes | No | |
| Expandable storage type | microSD | microSD | - | |
| Expandable storage up to (GB) | 256 | 256 | - | |
| camera | ||||
| Rear camera | 16-megapixel (f/2.0) + 5-megapixel | 16-megapixel | 16-megapixel | |
| Rear autofocus | Phase detection autofocus | - | - | |
| Rear flash | Dual LED | Yes | LED | |
| Front camera | 24-megapixel (f/2.0) | 16-megapixel | 20-megapixel | |
| software | ||||
| Operating system | Android 8.1 | Android 6.0 | Android 6.0 | |
| Skin | FunTouch OS 4.0 | - | Funtouch OS 3.0 | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| GPS | Yes | Yes | Yes | |
| Bluetooth | Yes, v 4.20 | Yes, v 4.20 | Yes | |
| USB OTG | Yes | Yes | No | |
| Micro-USB | Yes | - | - | |
| Headphones | 3.5mm | 3.5mm | 3.5mm | |
| FM | Yes | Yes | Yes | |
| Number of SIMs | 2 | 2 | 2 | |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | - | |
| NFC | - | Yes | No | |
| Infrared | - | No | No | |
| Wi-Fi Direct | - | No | No | |
| Mobile High-Definition Link (MHL) | - | No | No | |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Micro-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Micro-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sensors | ||||
| Face unlock | Yes | - | - | |
| Fingerprint sensor | Yes | - | - | |
| Compass/ Magnetometer | Yes | Yes | No | |
| Proximity sensor | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Ambient light sensor | Yes | No | Yes | |
| Gyroscope | Yes | Yes | Yes | |
| Barometer | - | Yes | No | |
| Temperature sensor | - | No | No | |