Vivo Y31 5G vs Xiaomi Mi 9 SE comparison

Compare Vivo Y31 5G
Compare Xiaomi Mi 9 SE
key specs
Display6.68-inch5.97-inch
ProcessorQualcomm Snapdragon 4 Gen 2Qualcomm Snapdragon 712
Front Camera8-megapixel 20-megapixel
Rear Camera50-megapixel + 0.08-megapixel 48-megapixel + 8-megapixel + 13-megapixel
RAM4GB, 6GB6GB
Storage128GB64GB
Battery Capacity6,500mAh3070mAh
OSAndroid 15Android 9.0
Resolution1,608x720 pixels1080x2340 pixels
general
BrandVivoXiaomi
ModelY31 5GMi 9 SE
Release dateSeptember 15, 2025February 1, 2019
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)166.14 x 77.01 x 8.39147.50 x 70.50 x 7.45
Weight (g)209.00155.00
IP ratingIP68-
Battery capacity (mAh)6,5003070
Removable batteryNo-
Fast charging44W Flash ChargeProprietary
Wireless chargingNo-
ColoursRose Red and Diamond GreenDeep Grey, Holographic Illusion Blue, Holographic Illusion
display
Refresh Rate120 Hz-
Screen size (inches)6.685.97
TouchscreenYesYes
Resolution1,608x720 pixels1080x2340 pixels
Pixels per inch (PPI)264432
hardware
Processor2.2GHz MHz octa-core2.3GHz
Processor makeQualcomm Snapdragon 4 Gen 2Qualcomm Snapdragon 712
RAM4GB, 6GB6GB
Internal storage128GB64GB
Expandable storageYes-
Expandable storage typemicroSD-
Expandable storage up to (GB)2TB-
camera
Rear camera50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)48-megapixel (f/1.75) + 8-megapixel (f/2.4) + 13-megapixel (f/2.4)
No. of Rear Cameras2-
Rear flashYes-
Front camera8-megapixel (f/f/2.0)20-megapixel
No. of Front Cameras1-
Pop-Up CameraNo-
software
Operating systemAndroid 15Android 9.0
SkinFuntouch OS 15MIUI 10
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 4.20Yes, v 5.00
NFCNoYes
USB Type-CYesYes
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
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/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNoYes
BarometerNo-
Temperature sensorNo-
Face unlock-Yes

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