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Vivo X21 vs BlackBerry KEYone comparison

 Compare Vivo X21
Vivo X21
Compare BlackBerry KEYone
BlackBerry KEYone
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.28-inch4.50-inch
ProcessorQualcomm Snapdragon 660Qualcomm Snapdragon 625
Front Camera12-megapixel 8-megapixel
Rear Camera12-megapixel + 5-megapixel 12-megapixel
RAM6GB4GB
Storage128GB64GB
Battery Capacity3200mAh3505mAh
OSAndroid 8.1Android 7.1
Resolution1080x2280 pixels1620x1080 pixels
general
BrandVivoBlackBerry
ModelX21KEYone
Release dateMarch 1, 2018February 1, 2017
Launched in IndiaYes-
Form factorTouchscreenQWERTY
Dimensions (mm)154.50 x 74.80 x 7.40149.30 x 72.50 x 9.40
Weight (g)156.20180.00
Battery capacity (mAh)32003505
Removable batteryNoNo
Fast chargingProprietary-
ColoursBlack, Gold-
display
Screen size (inches)6.284.50
TouchscreenYesYes
Resolution1080x2280 pixels1620x1080 pixels
Aspect ratio19:9-
Pixels per inch (PPI)-433
hardware
Processor2.2GHz octa-core2GHz octa-core
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 625
RAM6GB4GB
Internal storage128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
camera
Rear camera12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)12-megapixel
Rear autofocusPhase detection autofocus-
Rear flashLEDDual LED
Front camera12-megapixel (f/2.0)8-megapixel
Front flash-Yes
software
Operating systemAndroid 8.1Android 7.1
SkinFunTouch 4.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.20
NFCNoYes
InfraredNoNo
USB OTGYesYes
Micro-USBYes-
Headphones3.5mm3.5mm
FMNoYes
Number of SIMs22
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Barometer-No
Temperature sensor-No
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