Vivo U20 vs Vivo X21 comparison

Compare Vivo U20
Compare Vivo X21
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
Display6.53-inch6.28-inch
ProcessorQualcomm Snapdragon 675Qualcomm Snapdragon 660
Front Camera16-megapixel 12-megapixel
Rear Camera16-megapixel + 8-megapixel + 2-megapixel 12-megapixel + 5-megapixel
RAM4GB6GB
Storage64GB128GB
Battery Capacity5000mAh3200mAh
OSAndroid 9Android 8.1
Resolution1080x2340 pixels1080x2280 pixels
general
BrandVivoVivo
ModelU20X21
Release date22nd November 2019March 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)162.15 x 76.47 x 8.89154.50 x 74.80 x 7.40
Weight (g)193.00156.20
Battery capacity (mAh)50003200
Removable batteryNoNo
Fast chargingProprietaryProprietary
Wireless chargingNo-
ColoursRacing Black, Blaze BlueBlack, Gold
display
Screen size (inches)6.536.28
TouchscreenYesYes
Resolution1080x2340 pixels1080x2280 pixels
Aspect ratio-19:9
hardware
Processorocta-core2.2GHz octa-core
Processor makeQualcomm Snapdragon 675Qualcomm Snapdragon 660
RAM4GB6GB
Internal storage64GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
camera
Rear camera16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Front camera16-megapixel (f/2.0)12-megapixel (f/2.0)
software
Operating systemAndroid 9Android 8.1
SkinFuntouch OS 9FunTouch 4.0
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB OTGYesYes
Headphones3.5mm3.5mm
FMYesNo
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
NFC-No
Infrared-No
Micro-USB-Yes
sim 1
SIM TypeNano-SIMNano-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sim 2
SIM TypeNano-SIMNano-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
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