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Realme C51 vs Realme C21Y comparison

 Compare Realme C51
Realme C51
Compare Realme C21Y
Realme C21Y
key specs
Display6.74-inch6.50-inch
ProcessorUnisoc T612Unisoc T610
Front Camera8-megapixel 5-megapixel
Rear Camera50-megapixel 13-megapixel + 2-megapixel + 2-megapixel
RAM4GB3GB, 4GB
Storage64GB32GB, 64GB
Battery Capacity5000mAh5000mAh
OSAndroid Android 13Android 11
Resolution720x1600 pixels720x1600 pixels
general
BrandRealmeRealme
ModelC51C21Y
Release dateSeptember 4, 2023July 14, 2021
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)167.20 x 76.70 x 7.99164.50 x 76.00 x 9.10
Weight (g)186.00200.00
Battery capacity (mAh)50005000
Removable batteryNo-
Fast charging33W Fast ChargingProprietary
Wireless chargingNo-
ColoursCarbon Black and Mint GreenCross Black, Cross Blue
display
Refresh Rate90 Hz-
Resolution StandardHD-
Screen size (inches)6.746.50
TouchscreenYesYes
Resolution720x1600 pixels720x1600 pixels
Aspect ratio-20:9
hardware
Processorocta-coreocta-core
Processor makeUnisoc T612Unisoc T610
RAM4GB3GB, 4GB
Internal storage64GB32GB, 64GB
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2000256
Expandable storage-Yes
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel (f/f/1.8)13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
No. of Front Cameras11
Front camera8-megapixel (f/f/2.0)5-megapixel (f/2.4)
Rear autofocus-Yes
Rear flash-Yes
software
Operating systemAndroid Android 13Android 11
Skin-Realme UI
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
Headphones3.5mm3.5mm
GPS-Yes
Micro-USB-Yes
Number of SIMs-2
sensors
Fingerprint sensorYesYes
Proximity sensorYesYes
AccelerometerYesYes
GyroscopeYes-
Compass/ Magnetometer-Yes
Ambient light sensor-Yes
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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