Poco X3 Pro vs Vivo X21 comparison

Compare Poco X3 Pro
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
Display6.67-inch6.28-inch
ProcessorQualcomm Snapdragon 860Qualcomm Snapdragon 660
Front Camera20-megapixel12-megapixel
Rear Camera48-megapixel + 8-megapixel 12-megapixel + 5-megapixel
RAM6GB, 8GB6GB
Storage128GB, 256GB128GB
Battery Capacity5160mAh3200mAh
OSAndroid 11Android 8.1
Resolution1080x2400 pixels1080x2280 pixels
general
BrandPocoVivo
ModelX3 ProX21
Release dateMarch 22, 2021March 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonate-
Dimensions (mm)165.30 x 76.80 x 9.40154.50 x 74.80 x 7.40
Weight (g)215.00156.20
Battery capacity (mAh)51603200
Fast chargingProprietaryProprietary
Wireless chargingNo-
ColoursGolden Bronze, Graphite Black, Steel BlueBlack, Gold
Removable battery-No
display
Screen size (inches)6.676.28
TouchscreenYesYes
Resolution1080x2400 pixels1080x2280 pixels
Protection typeGorilla Glass-
Aspect ratio20:919:9
hardware
Processor2.96GHz octa-core2.2GHz octa-core
Processor makeQualcomm Snapdragon 860Qualcomm Snapdragon 660
RAM6GB, 8GB6GB
Internal storage128GB, 256GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000256
Dedicated microSD slotNo-
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel (f/2.2)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras4-
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Rear third camera attr (f/2)-
Front camera20-megapixel12-megapixel (f/2.0)
No. of Front Cameras1-
software
Operating systemAndroid 11Android 8.1
SkinMIUI 12 for PocoFunTouch 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
NFCNoNo
InfraredYesNo
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
USB OTG-Yes
Micro-USB-Yes
FM-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GNo-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GNo-
sensors
Face unlockYes-
Fingerprint sensorYesYes
In-Display Fingerprint SensorNo-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes

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