Realme 3 Pro vs Vivo X21i comparison

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Compare Vivo X21i
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch6.28-inch
ProcessorQualcomm Snapdragon 710MediaTek Helio P60
Front Camera25-megapixel 24-megapixel
Rear Camera16-megapixel + 5-megapixel 12-megapixel
RAM6GB4GB
Storage128GB64GB
Battery Capacity4045mAh3245mAh
OSAndroid 9 PieAndroid 8.1
Resolution1080x2340 pixels1080x2280 pixels
general
BrandRealmeVivo
Model3 ProX21i
Release dateApril 2019May 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)156.80 x 74.20 x 8.30154.37 x 74.98 x 6.99
Weight (g)172.00159.00
Battery capacity (mAh)40453245
Removable batteryNo-
Fast chargingVOOC-
Wireless chargingNo-
ColoursCarbon Gray, Nitro Blue, Lightning PurpleAurora White, Polar Night, Ruby Red
SAR value1.16-
display
Screen size (inches)6.306.28
TouchscreenYesYes
Resolution1080x2340 pixels1080x2280 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:9-
Pixels per inch (PPI)408-
hardware
Processor2.2GHz octa-core2GHz octa-core
Processor makeQualcomm Snapdragon 710MediaTek Helio P60 (MT6771)
RAM6GB4GB
Internal storage128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYes-
camera
Rear camera16-megapixel (f/1.7) + 5-megapixel (f/2.4)12-megapixel
Rear autofocusYes-
Rear flashYesDual LED
Front camera25-megapixel (f/2.0)24-megapixel
software
Operating systemAndroid 9 PieAndroid 8.1
SkinColorOS 6.0Funtouch OS 4
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes
USB OTGYesYes
USB Type-CNo-
Micro-USBYes-
Headphones3.5mm-
FMYesYes
Number of SIMs22
Active 4G on both SIM cardsYes-
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 sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
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