Realme 2 Pro vs Vivo X23 vs Vivo X21 comparison

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ratings
Overall NDTV RatingRead Review-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch6.41-inch6.28-inch
ProcessorQualcomm Snapdragon 660Qualcomm Snapdragon 670Qualcomm Snapdragon 660
Front Camera16-megapixel 12-megapixel 12-megapixel
Rear Camera16-megapixel + 2-megapixel 12-megapixel + 13-megapixel 12-megapixel + 5-megapixel
RAM8GB8GB6GB
Storage128GB128GB128GB
Battery Capacity3500mAh3400mAh3200mAh
OSAndroid 8.1Android 8.1 OreoAndroid 8.1
Resolution1080x2340 pixels1080x2340 pixels1080x2280 pixels
general
BrandRealmeVivoVivo
Model2 ProX23X21
Release dateSeptember 1, 2018September 1, 2018March 1, 2018
Launched in IndiaYesNoYes
Form factorTouchscreenTouchscreenTouchscreen
Body typePolycarbonateGlass-
Dimensions (mm)156.70 x 74.00 x 8.50157.68 x 74.06 x 7.47154.50 x 74.80 x 7.40
Weight (g)174.00160.50156.20
Battery capacity (mAh)350034003200
Removable batteryNo-No
Wireless chargingNo--
ColoursIce Lake, Blue Ocean, Black SeaFashion Orange, Fashion Purple, Midnight Blue, Phantom Purple, Phantom RedBlack, Gold
SAR value0.83--
Fast charging--Proprietary
display
Screen size (inches)6.306.416.28
TouchscreenYesYesYes
Resolution1080x2340 pixels1080x2340 pixels1080x2280 pixels
Protection typeGorilla Glass--
Aspect ratio19.5:9-19:9
Pixels per inch (PPI)409--
hardware
Processor1.8GHz octa-core2GHz octa-core2.2GHz octa-core
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 670Qualcomm Snapdragon 660
RAM8GB8GB6GB
Internal storage128GB128GB128GB
Expandable storageYes-Yes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)256-256
Dedicated microSD slotYes--
camera
Rear camera16-megapixel (f/1.7) + 2-megapixel (f/2.4)12-megapixel (f/1.8) + 13-megapixel (f/2.4)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
Rear autofocusYes-Phase detection autofocus
Rear flashYes-LED
Front camera16-megapixel (f/2.0)12-megapixel (f/2.0)12-megapixel (f/2.0)
software
Operating systemAndroid 8.1Android 8.1 OreoAndroid 8.1
SkinColorOS 5.2Funtouch OS 4.5FunTouch 4.0
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n/ac-802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYes, v 5.00Yes, v 4.00Yes, v 5.00
NFCNo-No
InfraredNo-No
USB OTGYesYesYes
Micro-USBYes-Yes
Headphones3.5mm-3.5mm
FMNo-No
Number of SIMs222
Active 4G on both SIM cardsYes--
sim 1
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSMGSMGSM
3GYes-Yes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSMGSMGSM
3GYes-Yes
4G/ LTEYesYesYes
sensors
Face unlockYesYes-
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYes-Yes

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