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Realme C21Y vs Vivo Y91 comparison

 Compare Realme C21Y
Realme C21Y
Compare Vivo Y91
Vivo Y91
key specs
Display6.50-inch6.22-inch
ProcessorUnisoc T610MediaTek Helio P22
Front Camera5-megapixel 8-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 13-megapixel + 2-megapixel
RAM3GB, 4GB2GB
Storage32GB, 64GB32MB
Battery Capacity5000mAh4030mAh
OSAndroid 11Android 8.1
Resolution720x1600 pixels720x1520 pixels
general
BrandRealmeVivo
ModelC21YY91
Release dateJuly 14, 2021January 1, 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)164.50 x 76.00 x 9.10155.11 x 75.09 x 8.28
Weight (g)200.00163.50
Battery capacity (mAh)50004030
Fast chargingProprietary-
ColoursCross Black, Cross BlueStarry Black, Ocean Blue
display
Screen size (inches)6.506.22
TouchscreenYesYes
Resolution720x1600 pixels720x1520 pixels
Aspect ratio20:9-
hardware
Processorocta-coreocta-core
Processor makeUnisoc T610MediaTek Helio P22 (MT6762R)
RAM3GB, 4GB2GB
Internal storage32GB, 64GB32MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYesYes
camera
Rear camera13-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)
No. of Rear Cameras3-
Rear autofocusYes-
Rear flashYesLED
Front camera5-megapixel (f/2.4)8-megapixel (f/f/1.8)
No. of Front Cameras1-
Front flash-No
software
Operating systemAndroid 11Android 8.1
SkinRealme UIFuntouch OS 4.5
connectivity
Wi-FiYesYes
GPSYes-
BluetoothYes, v 5.00Yes, v 5.00
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs22
NFC-No
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
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes
Gyroscope-Yes

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