Vivo S7t vs Vivo Y91i comparison

Compare Vivo S7t
Compare Vivo Y91i
key specs
Display6.44-inch6.22-inch
ProcessorMediaTek Dimensity 820MediaTek Helio P22
Front Camera44-megapixel + 8-megapixel 5-megapixel
Rear Camera64-megapixel + 8-megapixel + 2-megapixel 13-megapixel
RAM8GB2GB
Storage128GB16GB
Battery Capacity4000mAh4030mAh
OSAndroid 11Android 8.1
Resolution1080x2400 pixels720x1520 pixels
general
BrandVivoVivo
ModelS7tY91i
Release date4th February 2020March 2019
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)158.80 x 74.20 x 7.39155.11 x 75.09 x 8.28
Weight (g)167.50163.50
Battery capacity (mAh)40004030
Fast chargingProprietary-
ColoursBlack, Monet DiffuseFusion Black, Ocean Blue
display
Screen size (inches)6.446.22
TouchscreenYesYes
Resolution1080x2400 pixels720x1520 pixels
Protection typeGorilla Glass-
Aspect ratio20:919:9
Pixels per inch (PPI)408-
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 820MediaTek Helio P22 (MT6762)
RAM8GB2GB
Internal storage128GB16GB
Expandable storageNoYes
Expandable storage type-microSD
camera
Rear camera64-megapixel (f/1.89) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel (f/2.2)
Rear autofocusYesYes
Rear flashYesYes
Front camera44-megapixel (f/2.0) + 8-megapixel (f/2.28)5-megapixel (f/1.8)
Pop-Up CameraNo-
software
Operating systemAndroid 11Android 8.1
SkinOriginOS 1.0Funtouch OS 4.5
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYesYes
BluetoothYes, v 5.10Yes, v 5.00
USB Type-CYes-
Micro-USBNoYes
LightningNo-
Number of SIMs22
Active 4G on both SIM cardsYes-
USB OTG-Yes
Headphones-3.5mm
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Face unlockYesYes
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-No

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