Vivo Nex S vs Vivo X21 comparison

Compare Vivo Nex S
Compare Vivo X21
key specs
Display6.59-inch6.28-inch
ProcessorQualcomm Snapdragon 845Qualcomm Snapdragon 660
Front Camera8-megapixel12-megapixel
Rear Camera12-megapixel12-megapixel + 5-megapixel
RAM8GB6GB
Storage128GB128GB
Battery Capacity4000mAh3200mAh
OSAndroid 8.1 OreoAndroid 8.1
Resolution1080x2316 pixels1080x2280 pixels
general
BrandVivoVivo
ModelNex SX21
Release dateJune 1, 2018March 1, 2018
Form factorTouchscreenTouchscreen
Dimensions (mm)162.00 x 77.00 x 7.98154.50 x 74.80 x 7.40
Weight (g)199.00156.20
Battery capacity (mAh)40003200
Removable batteryNoNo
Fast chargingProprietaryProprietary
ColoursRuby Red, Star Diamond BlackBlack, Gold
Launched in India-Yes
display
Screen size (inches)6.596.28
TouchscreenYesYes
Resolution1080x2316 pixels1080x2280 pixels
Pixels per inch (PPI)388-
Aspect ratio-19:9
hardware
Processor2.2GHz octa-core2.2GHz octa-core
Processor makeQualcomm Snapdragon 845Qualcomm Snapdragon 660
RAM8GB6GB
Internal storage128GB128GB
Expandable storageNoYes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera12-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
Rear flashLEDLED
Front camera8-megapixel12-megapixel (f/2.0)
Rear autofocus-Phase detection autofocus
software
Operating systemAndroid 8.1 OreoAndroid 8.1
SkinFuntouch OS 4.0FunTouch 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
FMNoNo
Number of SIMs22
NFC-No
Infrared-No
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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