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Vivo S2 vs Vivo Y91 comparison

 Compare Vivo S2
Vivo S2
Compare Vivo Y91
Vivo Y91
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.83-inch6.22-inch
ProcessorMediaTek Dimensity 7360 TurboMediaTek Helio P22
Front Camera32-megapixel 8-megapixel
Rear Camera50-megapixel + 2-megapixel 13-megapixel + 2-megapixel
RAM8GB2GB
Storage128GB, 256GB32MB
Battery Capacity7050mAh4030mAh
OSAndroid 16Android 8.1
Resolution1260x2800 pixels720x1520 pixels
general
BrandVivoVivo
ModelS2Y91
Release dateAugust 6, 2026January 1, 2019
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)164.42 x 75.25 x 7.99155.11 x 75.09 x 8.28
Weight (g)197.00163.50
IP ratingIP69-
Battery capacity (mAh)70504030
Removable batteryNo-
Fast charging44W Flash Charge-
Wireless chargingNo-
ColoursSapphire Blue, Regal Bronze, Silk WhiteStarry Black, Ocean Blue
display
Refresh Rate120 Hz-
Resolution Standard1.5K-
Screen size (inches)6.836.22
Resolution1260x2800 pixels720x1520 pixels
Touchscreen-Yes
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 7360 TurboMediaTek Helio P22 (MT6762R)
RAM8GB2GB
Internal storage128GB, 256GB32MB
Expandable storageNoYes
Dedicated microSD slotNoYes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
No. of Rear Cameras2-
Rear flashYesLED
Front camera32-megapixel (f/2.0)8-megapixel (f/f/1.8)
No. of Front Cameras1-
Front flash-No
software
Operating systemAndroid 16Android 8.1
SkinOriginOS 6Funtouch OS 4.5
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 ac-
GPSYes-
BluetoothYes, v 5.40Yes, v 5.00
USB OTGYes-
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYesYes
NFC-No
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
4G/ LTEYesYes
5GYes-
GSM/CDMA-GSM
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
4G/ LTEYesYes
5GYes-
GSM/CDMA-GSM
3G-Yes
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Face unlock-Yes
Fingerprint sensor-Yes
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