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- Oppo A7X vs Vivo X21
Oppo A7X vs Vivo X21 comparison
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| key specs | ||||
| Display | 6.30-inch | 6.28-inch | ||
| Processor | MediaTek Helio P60 | Qualcomm Snapdragon 660 | ||
| Front Camera | 8-megapixel | 12-megapixel | ||
| Rear Camera | 16-megapixel | 12-megapixel + 5-megapixel | ||
| RAM | 4GB | 6GB | ||
| Storage | 128GB | 128GB | ||
| OS | Android Oreo | Android 8.1 | ||
| Battery Capacity | - | 3200mAh | ||
| Resolution | - | 1080x2280 pixels | ||
| general | ||||
| Brand | Oppo | Vivo | ||
| Model | A7X | X21 | ||
| Release date | September 1, 2018 | March 1, 2018 | ||
| Launched in India | No | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Colours | Star Purple, Ice Flame Blue | Black, Gold | ||
| Dimensions (mm) | - | 154.50 x 74.80 x 7.40 | ||
| Weight (g) | - | 156.20 | ||
| Battery capacity (mAh) | - | 3200 | ||
| Removable battery | - | No | ||
| Fast charging | - | Proprietary | ||
| display | ||||
| Screen size (inches) | 6.30 | 6.28 | ||
| Touchscreen | Yes | Yes | ||
| Aspect ratio | 19.5:9 | 19:9 | ||
| Resolution | - | 1080x2280 pixels | ||
| hardware | ||||
| Processor | 2GHz octa-core | 2.2GHz octa-core | ||
| Processor make | MediaTek Helio P60 (MT6771) | Qualcomm Snapdragon 660 | ||
| RAM | 4GB | 6GB | ||
| Internal storage | 128GB | 128GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | - | microSD | ||
| Expandable storage up to (GB) | - | 256 | ||
| camera | ||||
| Rear camera | 16-megapixel | 12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4) | ||
| Rear flash | Yes | LED | ||
| Front camera | 8-megapixel | 12-megapixel (f/2.0) | ||
| Rear autofocus | - | Phase detection autofocus | ||
| software | ||||
| Operating system | Android Oreo | Android 8.1 | ||
| Skin | Color OS 5.2 | FunTouch 4.0 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | ||
| GPS | Yes | Yes | ||
| Micro-USB | Yes | Yes | ||
| Bluetooth | - | Yes, v 5.00 | ||
| NFC | - | No | ||
| Infrared | - | No | ||
| USB OTG | - | Yes | ||
| Headphones | - | 3.5mm | ||
| FM | - | No | ||
| Number of SIMs | - | 2 | ||
| sensors | ||||
| Fingerprint sensor | Yes | Yes | ||
| Compass/ Magnetometer | Yes | Yes | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Gyroscope | - | Yes | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
| 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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