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Vivo Y31 5G vs Vivo S7t comparison

 Compare Vivo Y31 5G
Vivo Y31 5G
Compare Vivo S7t
Vivo S7t
key specs
Display6.68-inch6.44-inch
ProcessorQualcomm Snapdragon 4 Gen 2MediaTek Dimensity 820
Front Camera8-megapixel 44-megapixel + 8-megapixel
Rear Camera50-megapixel + 0.08-megapixel 64-megapixel + 8-megapixel + 2-megapixel
RAM4GB, 6GB8GB
Storage128GB128GB
Battery Capacity6,500mAh4000mAh
OSAndroid 15Android 11
Resolution1,608x720 pixels1080x2400 pixels
general
BrandVivoVivo
ModelY31 5GS7t
Release dateSeptember 15, 2025February 4, 2020
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)166.14 x 77.01 x 8.39158.80 x 74.20 x 7.39
Weight (g)209.00167.50
IP ratingIP68-
Battery capacity (mAh)6,5004000
Removable batteryNo-
Fast charging44W Flash ChargeProprietary
Wireless chargingNo-
ColoursRose Red and Diamond GreenBlack, Monet Diffuse
display
Refresh Rate120 Hz-
Screen size (inches)6.686.44
TouchscreenYesYes
Resolution1,608x720 pixels1080x2400 pixels
Pixels per inch (PPI)264408
Protection type-Gorilla Glass
Aspect ratio-20:9
hardware
Processor2.2GHz MHz octa-coreocta-core
Processor makeQualcomm Snapdragon 4 Gen 2MediaTek Dimensity 820
RAM4GB, 6GB8GB
Internal storage128GB128GB
Expandable storageYesNo
Expandable storage typemicroSD-
Expandable storage up to (GB)2TB-
camera
Rear camera50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)64-megapixel (f/1.89) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras2-
Rear flashYesYes
Front camera8-megapixel (f/f/2.0)44-megapixel (f/2.0) + 8-megapixel (f/2.28)
No. of Front Cameras1-
Pop-Up CameraNoNo
Rear autofocus-Yes
software
Operating systemAndroid 15Android 11
SkinFuntouch OS 15OriginOS 1.0
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 4.20Yes, v 5.10
NFCNo-
USB Type-CYesYes
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
Micro-USB-No
Lightning-No
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYesYes
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYesYes
3G-Yes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNoYes
BarometerNo-
Temperature sensorNo-
Face unlock-Yes
In-Display Fingerprint Sensor-Yes
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