Vivo iQoo Pro vs Vivo X21 UD comparison

Compare Vivo iQoo Pro
Compare Vivo X21 UD
key specs
Display6.41-inch6.28-inch
ProcessorQualcomm Snapdragon 855 PlusQualcomm Snapdragon 660
Front Camera12-megapixel 12-megapixel
Rear Camera48-megapixel + 13-megapixel + 2-megapixel 12-megapixel
RAM8GB6GB
Storage128GB128GB
Battery Capacity4500mAh3200mAh
OSAndroid 9Android 8.1
Resolution1080x2340 pixels1080x2280 pixels
general
BrandVivoVivo
ModeliQoo ProX21 UD
Release date22nd August 2019March 2018
Launched in IndiaNo-
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)158.77 x 75.73 x 9.32154.50 x 74.80 x 7.40
Weight (g)215.00156.20
Battery capacity (mAh)45003200
Removable batteryNo-
Fast chargingProprietary-
ColoursRacing Black, Le Mans BlueRuby Red, Aurora White, Black
display
Screen size (inches)6.416.28
TouchscreenYesYes
Resolution1080x2340 pixels1080x2280 pixels
Aspect ratio19.5:9-
hardware
Processorocta-coreocta-core
Processor makeQualcomm Snapdragon 855 PlusQualcomm Snapdragon 660
RAM8GB6GB
Internal storage128GB128GB
Expandable storageNo-
camera
Rear camera48-megapixel (f/1.79) + 13-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel
Front camera12-megapixel (f/2.0)12-megapixel
Rear flash-LED
software
Operating systemAndroid 9Android 8.1
SkinFuntouch OS 9FunTouch 4.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYesYes, v 5.00
NFCYes-
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
USB OTG-Yes
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSM + CDMAGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSM + CDMAGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYes-
Ambient light sensorYesYes
GyroscopeYesYes
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