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Redmi A4 5G vs Realme C21 comparison

 Compare Redmi A4 5G
Redmi A4 5G
Compare Realme C21
Realme C21
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.88-inch6.50-inch
ProcessorQualcomm Snapdragon 4s Gen 2MediaTek Helio G35
Front Camera5-megapixel 5-megapixel
Rear Camera50-megapixel + Unspecified13-megapixel + 2-megapixel + 2-megapixel
RAM4GB, 6GB3GB, 4GB
Storage64GB, 128GB32GB, 64GB
Battery Capacity5160mAh5000mAh
OSAndroid 14Android 10
Resolution720x1640 pixels720x1600 pixels
general
BrandRedmiRealme
ModelA4 5GC21
Release dateNovember 20, 2024April 8, 2021
Launched in IndiaYesYes
Dimensions (mm)171.88 x 77.80 x 8.22165.20 x 76.40 x 8.90
Weight (g)212.35190.00
IP ratingIP52-
Battery capacity (mAh)51605000
Removable batteryNo-
Wireless chargingNo-
ColoursSparkling Purple, Starry BllackCross Black, Cross Blue
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.886.50
TouchscreenYesYes
Resolution720x1640 pixels720x1600 pixels
hardware
Processorocta-coreocta-core
Processor makeQualcomm Snapdragon 4s Gen 2MediaTek Helio G35
RAM4GB, 6GB3GB, 4GB
Internal storage64GB, 128GB32GB, 64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1-24256
Dedicated microSD slotYesYes
camera
Rear camera50-megapixel (f/1.8) + Unspecified13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Front camera5-megapixel (f/2.2)5-megapixel (f/2.2)
No. of Front Cameras11
software
Operating systemAndroid 14Android 10
SkinHyperOSRealme UI
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes

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