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Vivo Y31 5G vs Vivo V21 5G comparison

 Compare Vivo Y31 5G
Vivo Y31 5G
Compare Vivo V21 5G
Vivo V21 5G
key specs
Display6.68-inch6.44-inch
ProcessorQualcomm Snapdragon 4 Gen 2MediaTek Dimensity 800U
Front Camera8-megapixel 44-megapixel
Rear Camera50-megapixel + 0.08-megapixel 64-megapixel + 8-megapixel + 2-megapixel
RAM4GB, 6GB8GB
Storage128GB128GB, 256GB
Battery Capacity6,500mAh4000mAh
OSAndroid 15Android 11
Resolution1,608x720 pixels1080x2404 pixels
general
BrandVivoVivo
ModelY31 5GV21 5G
Release dateSeptember 15, 2025April 27, 2021
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)166.14 x 77.01 x 8.39159.68 x 73.90 x 7.29
Weight (g)209.00176.00
IP ratingIP68-
Battery capacity (mAh)6,5004000
Removable batteryNo-
Fast charging44W Flash ChargeProprietary
Wireless chargingNo-
ColoursRose Red and Diamond GreenArctic White, Dusk Blue, Sunset Dazzle
display
Refresh Rate120 Hz-
Screen size (inches)6.686.44
TouchscreenYesYes
Resolution1,608x720 pixels1080x2404 pixels
Pixels per inch (PPI)264-
Aspect ratio-20:9
hardware
Processor2.2GHz MHz octa-coreocta-core
Processor makeQualcomm Snapdragon 4 Gen 2MediaTek Dimensity 800U
RAM4GB, 6GB8GB
Internal storage128GB128GB, 256GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2TB1000
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)64-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear flashYesYes
Front camera8-megapixel (f/f/2.0)44-megapixel (f/2.0)
No. of Front Cameras11
Pop-Up CameraNo-
Rear autofocus-Yes
Front flash-Yes
software
Operating systemAndroid 15Android 11
SkinFuntouch OS 15Funtouch OS 11.1
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 4.20Yes, v 5.10
NFCNo-
USB Type-CYesYes
Number of SIMs22
USB OTG-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYesYes
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNoYes
BarometerNo-
Temperature sensorNo-
In-Display Fingerprint Sensor-Yes
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