Realme C73 5G vs Realme C21Y comparison

Compare Realme C73 5G
Compare Realme C21Y
key specs
Display6.67-inch6.50-inch
ProcessorMediaTek Dimensity 6300Unisoc T610
Front Camera8-megapixel 5-megapixel
Rear Camera32-megapixel 13-megapixel + 2-megapixel + 2-megapixel
RAM4GB3GB, 4GB
Storage64GB, 128GB32GB, 64GB
Battery Capacity6000mAh5000mAh
OSAndroid 15Android 11
Resolution720x1604 pixels720x1600 pixels
general
BrandRealmeRealme
ModelC73 5GC21Y
Release dateJune 2, 2025July 14, 2021
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)165.70 x 76.22 x 7.94164.50 x 76.00 x 9.10
Weight (g)197.00200.00
IP ratingIP64-
Battery capacity (mAh)60005000
ColoursCrystal Purple, Jade Green, Onyx BlackCross Black, Cross Blue
Fast charging-Proprietary
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.676.50
TouchscreenYesYes
Resolution720x1604 pixels720x1600 pixels
Aspect ratio-20:9
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 6300Unisoc T610
RAM4GB3GB, 4GB
Internal storage64GB, 128GB32GB, 64GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera32-megapixel (f/1.8)13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear flashYesYes
Front camera8-megapixel (f/2.0)5-megapixel (f/2.4)
No. of Front Cameras11
Rear autofocus-Yes
software
Operating systemAndroid 15Android 11
SkinRealme UI 6Realme UI
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.30Yes, v 5.00
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
Headphones-3.5mm
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
GyroscopeYes-
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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