Realme 12X vs Realme C21 comparison

Compare Realme 12X
Compare Realme C21
key specs
Display6.67-inch6.50-inch
Front Camera8-megapixel5-megapixel
Rear Camera50-megapixel13-megapixel + 2-megapixel + 2-megapixel
RAM4GB, 6GB, 8GB3GB, 4GB
Storage128GB32GB, 64GB
Battery Capacity5000mAh5000mAh
OSAndroid 14Android 10
Resolution1080x2400 pixels720x1600 pixels
Processor-MediaTek Helio G35
general
BrandRealmeRealme
Model12XC21
Release dateMarch 21, 2024April 8, 2021
Launched in IndiaYesYes
Thickness7.69-
IP ratingIP54-
Battery capacity (mAh)50005000
ColoursBlack Jade, Blue BirdCross Black, Cross Blue
Dimensions (mm)-165.20 x 76.40 x 8.90
Weight (g)-190.00
display
Refresh Rate120 Hz-
Resolution StandardFHD-
Screen size (inches)6.676.50
Resolution1080x2400 pixels720x1600 pixels
Touchscreen-Yes
hardware
Processor makeMediaTek Dimensity 6100+MediaTek Helio G35
RAM4GB, 6GB, 8GB3GB, 4GB
Internal storage128GB32GB, 64GB
Processor-octa-core
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Front camera8-megapixel5-megapixel (f/2.2)
No. of Front Cameras11
software
Operating systemAndroid 14Android 10
Skinrealme UI 5.0Realme UI
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes, v 5.00
USB Type-CYes-
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 b/g/n
Micro-USB-Yes
Headphones-3.5mm
Number of SIMs-2
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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
sensors
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
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