Vivo Nex S vs Vivo Nex A vs Vivo Y83 vs Vivo X21i comparison

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general
Release dateJune 2018June 2018May 2018May 2018
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)162.00 x 77.00 x 7.98162.00 x 77.00 x 7.98155.21 x 75.24 x 7.70154.37 x 74.98 x 6.99
Weight (g)199.00-150.00159.00
Battery capacity (mAh)4000400032603245
Removable batteryNo---
Fast chargingProprietary---
ColoursRuby Red, Star Diamond BlackRuby Red, Star Diamond BlackAurora white, Polar Black and CharmRedAurora White, Polar Night, Ruby Red
Launched in India--Yes-
display
Screen size (inches)6.596.596.226.28
TouchscreenYesYesYesYes
Resolution1080x2316 pixels1080x2316 pixels720x1520 pixels1080x2280 pixels
Pixels per inch (PPI)388-270-
Aspect ratio--19:9-
hardware
Processor2.2GHz octa-core2.2GHz octa-core2GHz octa-core2GHz octa-core
Processor makeQualcomm Snapdragon 845Qualcomm Snapdragon 710MediaTek Helio P22MediaTek Helio P60 (MT6771)
RAM8GB6GB4GB4GB
Internal storage128GB128GB64GB64GB
Expandable storageNo-YesYes
Expandable storage type--microSDmicroSD
Expandable storage up to (GB)--256256
camera
Rear camera12-megapixel12-megapixel + 5-megapixel13-megapixel (f/2.2)12-megapixel
Rear flashLED-LED-
Front camera8-megapixel8-megapixel8-megapixel (f/2.2)24-megapixel
Rear autofocus--Phase detection autofocus-
Rear Flash---Dual LED
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.0-
SkinFuntouch OS 4.0-FunTouch OS 4.0Funtouch OS 4
Operating System---Android 8.1
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac--802.11 b/g/n
GPSYesYesYesYes
BluetoothYes, v 5.00Yes, v 5.00YesYes
USB OTGYesYesYesYes
FMNo-YesYes
Number of SIMs2222
Micro-USB--Yes-
sim 1
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSMGSMGSM + CDMAGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSMGSMGSM + CDMAGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Compass/ MagnetometerYes---
Proximity sensorYesYesYesYes
AccelerometerYesYes-Yes
Ambient light sensorYesYesYesYes
GyroscopeYes-YesYes
Face unlock--Yes-
Fingerprint sensor--Yes-