Realme Narzo 90 5G vs Realme C21Y comparison

Compare Realme Narzo 90 5G
Compare Realme C21Y
key specs
Display6.57-inch6.50-inch
ProcessorMediaTek Dimensity 6400 MaxUnisoc T610
Front Camera50-megapixel5-megapixel
Rear Camera50-megapixel + 2-megapixel 13-megapixel + 2-megapixel + 2-megapixel
RAM6GB3GB, 4GB
Storage128GB32GB, 64GB
Battery Capacity7,000mAh5000mAh
OSAndroid 15Android 11
Resolution1,080x2,372 pixels720x1600 pixels
general
BrandRealmeRealme
ModelNarzo 90 5GC21Y
Release dateDecember 16, 2025July 14, 2021
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)158.36 x 75.19 x 7.79164.50 x 76.00 x 9.10
Weight (g)181.00200.00
IP ratingIP69-
Battery capacity (mAh)7,0005000
Removable batteryNo-
Fast charging60W Fast ChargingProprietary
ColoursVictory Gold and Carbon BlackCross Black, Cross Blue
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.576.50
TouchscreenYesYes
Resolution1,080x2,372 pixels720x1600 pixels
Pixels per inch (PPI)397-
Aspect ratio-20:9
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 6400 MaxUnisoc T610
RAM6GB3GB, 4GB
Internal storage128GB32GB, 64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear flashYesYes
Front camera50-megapixel5-megapixel (f/2.4)
No. of Front Cameras11
Pop-Up CameraNo-
Rear autofocus-Yes
software
Operating systemAndroid 15Android 11
SkinRealme UI 6.0Realme UI
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.30Yes, v 5.00
Number of SIMs22
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes

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