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Redmi Note 11 vs Samsung Galaxy A21 comparison

 Compare Redmi Note 11
Redmi Note 11
Compare Samsung Galaxy A21s
Samsung Galaxy A21s
key specs
Display6.43-inch6.50-inch
ProcessorQualcomm Snapdragon 680Samsung Exynos 850
Front Camera13-megapixel 13-megapixel
Rear Camera50-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM4GB, 6GB4GB
Storage64GB, 128GB64GB
Battery Capacity5000mAh5000mAh
OSAndroid 11Android 10
Resolution1080x2400 pixels720x1600 pixels
general
BrandXiaomiSamsung
ModelRedmi Note 11Galaxy A21s
Release dateJanuary 26, 2022May 15, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)159.87 x 73.87 x 8.09163.60 x 75.30 x 8.90
Weight (g)179.00191.00
Battery capacity (mAh)50005000
Fast chargingProprietaryProprietary
ColoursHorizon Blue, Space Black, Starburst WhiteWhite, Black, Blue
Removable battery-No
display
Refresh Rate90 Hz-
Screen size (inches)6.436.50
TouchscreenYesYes
Resolution1080x2400 pixels720x1600 pixels
Aspect ratio20:9-
Pixels per inch (PPI)409-
hardware
Processorocta-core2GHz octa-core
Processor makeQualcomm Snapdragon 680Samsung Exynos 850
RAM4GB, 6GB4GB
Internal storage64GB, 128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000512
Dedicated microSD slotYesYes
camera
Rear camera50-megapixel (f/1.8) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)48-megapixel (f/2.0) + 8-megapixel (f/2.0) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras4-
Rear autofocusYes-
Rear flashYesYes
Front camera13-megapixel (f/2.4)13-megapixel (f/2.2)
No. of Front Cameras1-
software
Operating systemAndroid 11Android 10
SkinMIUI 13One UI
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYes-
BluetoothYes, v 5.00Yes, v 5.00
InfraredYes-
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs2-
NFC-Yes
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-

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