Vivo S1 vs Vivo X21i comparison

Compare Vivo S1
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
Display6.38-inch6.28-inch
ProcessorMediaTek Helio P65 MediaTek Helio P60
Front Camera32-megapixel 24-megapixel
Rear Camera16-megapixel + 8-megapixel + 5-megapixel 12-megapixel
RAM4GB4GB
Storage128GB64GB
Battery Capacity4500mAh3245mAh
OSAndroid PieAndroid 8.1
Resolution1080x2340 pixels1080x2280 pixels
general
BrandVivoVivo
ModelS1X21i
Release dateJuly 1, 2019May 1, 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)159.53 x 75.23 x 8.13154.37 x 74.98 x 6.99
Weight (g)179.00159.00
Battery capacity (mAh)45003245
Removable batteryNo-
Fast chargingProprietary-
Wireless chargingNo-
ColoursSkyline Blue, Diamond BlackAurora White, Polar Night, Ruby Red
display
Screen size (inches)6.386.28
TouchscreenYesYes
Resolution1080x2340 pixels1080x2280 pixels
Aspect ratio19.5:9-
hardware
Processorocta-core2GHz octa-core
Processor makeMediaTek Helio P65 (MT6768)MediaTek Helio P60 (MT6771)
RAM4GB4GB
Internal storage128GB64GB
Expandable storageNoYes
Dedicated microSD slotNo-
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)12-megapixel
Front camera32-megapixel (f/2.0)24-megapixel
Rear flash-Dual LED
software
Operating systemAndroid PieAndroid 8.1
SkinFuntouch OS 9Funtouch OS 4
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes
USB OTGYesYes
Number of SIMs22
Wi-Fi standards supported-802.11 b/g/n
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes

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