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Vivo Y31 5G vs Vivo U3 comparison

 Compare Vivo Y31 5G
Vivo Y31 5G
Compare Vivo U3
Vivo U3
key specs
Display6.68-inch6.53-inch
ProcessorQualcomm Snapdragon 4 Gen 2Qualcomm Snapdragon 675
Front Camera8-megapixel 16-megapixel
Rear Camera50-megapixel + 0.08-megapixel 16-megapixel + 8-megapixel + 2-megapixel
RAM4GB, 6GB4GB
Storage128GB128GB
Battery Capacity6,500mAh5000mAh
OSAndroid 15Android 9 Pie
Resolution1,608x720 pixels1080x2340 pixels
general
BrandVivoVivo
ModelY31 5GU3
Release dateSeptember 15, 2025October 21, 2019
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)166.14 x 77.01 x 8.39162.15 x 76.47 x 8.89
Weight (g)209.00193.00
IP ratingIP68-
Battery capacity (mAh)6,5005000
Removable batteryNoNo
Fast charging44W Flash ChargeProprietary
Wireless chargingNoNo
ColoursRose Red and Diamond GreenSpar Blue, Agate Black, Onion Blue
display
Refresh Rate120 Hz-
Screen size (inches)6.686.53
TouchscreenYesYes
Resolution1,608x720 pixels1080x2340 pixels
Pixels per inch (PPI)264394
Aspect ratio-19.5:9
hardware
Processor2.2GHz MHz octa-coreocta-core
Processor makeQualcomm Snapdragon 4 Gen 2Qualcomm Snapdragon 675
RAM4GB, 6GB4GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2TB-
camera
Rear camera50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras2-
Rear flashYesYes
Front camera8-megapixel (f/f/2.0)16-megapixel (f/2.0)
No. of Front Cameras1-
Pop-Up CameraNo-
Rear autofocus-Yes
software
Operating systemAndroid 15Android 9 Pie
SkinFuntouch OS 15Funtouch OS 9
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 4.20Yes
NFCNo-
USB Type-CYes-
Number of SIMs22
Micro-USB-Yes
Headphones-3.5mm
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNo-
BarometerNo-
Temperature sensorNo-
Face unlock-Yes
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