Realme XT vs Vivo X21 comparison

Compare Realme XT
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
Display6.40-inch6.28-inch
ProcessorQualcomm Snapdragon 712Qualcomm Snapdragon 660
Front Camera16-megapixel12-megapixel
Rear Camera64-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 12-megapixel + 5-megapixel
RAM8GB6GB
Storage128GB128GB
Battery Capacity4000mAh3200mAh
OSAndroid 9 PieAndroid 8.1
Resolution1080x2340 pixels1080x2280 pixels
general
BrandRealmeVivo
ModelXTX21
Release dateSeptember 13, 2019March 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)158.70 x 75.16 x 8.55154.50 x 74.80 x 7.40
Weight (g)183.00156.20
Battery capacity (mAh)40003200
Removable batteryNoNo
Fast chargingVOOCProprietary
Wireless chargingNo-
ColoursPearl Blue, Pearl WhiteBlack, Gold
display
Screen size (inches)6.406.28
TouchscreenYesYes
Resolution1080x2340 pixels1080x2280 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:919:9
hardware
Processor2.3GHz octa-core2.2GHz octa-core
Processor makeQualcomm Snapdragon 712Qualcomm Snapdragon 660
RAM8GB6GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
camera
Rear camera64-megapixel (f/1.8, 0.8-micron) + 8-megapixel (f/2.25, 1.12-micron) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Front camera16-megapixel12-megapixel (f/2.0)
software
Operating systemAndroid 9 PieAndroid 8.1
SkinColorOS 6FunTouch 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 5.00
USB OTGYesYes
USB Type-CYes-
Headphones3.5mm3.5mm
FMYesNo
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
Micro-USB-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes

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