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key specs | ||||
Display | 6.28-inch | 6.28-inch | 5.46-inch | |
Processor | MediaTek Helio P60 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 820 | |
Front Camera | 24-megapixel | 12-megapixel | 16-megapixel | |
Rear Camera | 12-megapixel | 12-megapixel + 5-megapixel | 12-megapixel | |
RAM | 4GB | 6GB | 6GB | |
Storage | 64GB | 128GB | 128GB | |
Battery Capacity | 3245mAh | 3200mAh | 4080mAh | |
OS | Android 8.1 | Android 8.1 | Android 6.0 | |
Resolution | 1080x2280 pixels | 1080x2280 pixels | 1440x2560 pixels | |
general | ||||
Brand | Vivo | Vivo | Vivo | |
Model | X21i | X21 | Xplay6 | |
Release date | May 1, 2018 | March 1, 2018 | November 1, 2016 | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 154.37 x 74.98 x 6.99 | 154.50 x 74.80 x 7.40 | 153.60 x 73.40 x 8.20 | |
Weight (g) | 159.00 | 156.20 | 178.00 | |
Battery capacity (mAh) | 3245 | 3200 | 4080 | |
Colours | Aurora White, Polar Night, Ruby Red | Black, Gold | - | |
Launched in India | - | Yes | - | |
Removable battery | - | No | No | |
Fast charging | - | Proprietary | - | |
display | ||||
Screen size (inches) | 6.28 | 6.28 | 5.46 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 1080x2280 pixels | 1080x2280 pixels | 1440x2560 pixels | |
Aspect ratio | - | 19:9 | - | |
hardware | ||||
Processor | 2GHz octa-core | 2.2GHz octa-core | quad-core | |
Processor make | MediaTek Helio P60 (MT6771) | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 820 | |
RAM | 4GB | 6GB | 6GB | |
Internal storage | 64GB | 128GB | 128GB | |
Expandable storage | Yes | Yes | No | |
Expandable storage type | microSD | microSD | - | |
Expandable storage up to (GB) | 256 | 256 | - | |
camera | ||||
Rear camera | 12-megapixel | 12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4) | 12-megapixel | |
Rear flash | Dual LED | LED | Dual LED | |
Front camera | 24-megapixel | 12-megapixel (f/2.0) | 16-megapixel | |
Rear autofocus | - | Phase detection autofocus | - | |
software | ||||
Operating system | Android 8.1 | Android 8.1 | Android 6.0 | |
Skin | Funtouch OS 4 | FunTouch 4.0 | Funtouch OS 3.0 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n/ac | - | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes | Yes, v 5.00 | Yes | |
USB OTG | Yes | Yes | No | |
FM | Yes | No | Yes | |
Number of SIMs | 2 | 2 | 2 | |
NFC | - | No | No | |
Infrared | - | No | No | |
Micro-USB | - | Yes | - | |
Headphones | - | 3.5mm | 3.5mm | |
Wi-Fi Direct | - | - | No | |
Mobile High-Definition Link (MHL) | - | - | 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 | ||||
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | Yes | Yes | Yes | |
Gyroscope | Yes | Yes | Yes | |
Fingerprint sensor | - | Yes | - | |
Compass/ Magnetometer | - | Yes | No | |
Barometer | - | - | No | |
Temperature sensor | - | - | No | |
ratings | ||||
Overall NDTV Rating | - | Read Review | - | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - |