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Redmi Note 9 vs Vivo Y91 comparison

 Compare Redmi Note 9
Redmi Note 9
Compare Vivo Y91
Vivo Y91
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.53-inch6.22-inch
ProcessorMediaTek Helio G85MediaTek Helio P22
Front Camera13-megapixel8-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 13-megapixel + 2-megapixel
RAM4GB2GB
Storage64GB32MB
Battery Capacity5020mAh4030mAh
OSAndroid 10Android 8.1
Resolution1080x2340 pixels720x1520 pixels
general
BrandXiaomiVivo
ModelRedmi Note 9Y91
Release dateApril 30, 2020January 1, 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)162.30 x 77.20 x 8.90155.11 x 75.09 x 8.28
Weight (g)199.00163.50
Battery capacity (mAh)50204030
Fast chargingProprietary-
ColoursAqua Green, Arctic White, Pebble Grey, Scarlet RedStarry Black, Ocean Blue
display
Screen size (inches)6.536.22
TouchscreenYesYes
Resolution1080x2340 pixels720x1520 pixels
Aspect ratio19.5:9-
hardware
Processor1.8GHz octa-core (6x1.8GHz + 2x2GHz)octa-core
Processor makeMediaTek Helio G85MediaTek Helio P22 (MT6762R)
RAM4GB2GB
Internal storage64GB32MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYesYes
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
Rear autofocusYes-
Rear flashYesLED
Front camera13-megapixel8-megapixel (f/f/1.8)
Front flash-No
software
Operating systemAndroid 10Android 8.1
SkinMIUI 11Funtouch OS 4.5
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n-
GPSYes-
BluetoothYes, v 5.00Yes, v 5.00
NFCYesNo
InfraredYes-
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Micro-USB-Yes
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYesYes
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes

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