Samsung Galaxy M21s vs Redmi 9A comparison

Compare Samsung Galaxy M21s
Compare Redmi 9A
key specs
Display6.40-inch6.53-inch
ProcessorSamsung Exynos 9611MediaTek Helio G25
Front Camera32-megapixel 5-megapixel
Rear Camera64-megapixel + 8-megapixel + 5-megapixel 13-megapixel
RAM4GB2GB
Storage64GB32GB
Battery Capacity6000mAh5000mAh
OSAndroid 10Android 10
Resolution1080x2340 pixels720x1600 pixels
general
BrandSamsungXiaomi
ModelGalaxy M21sRedmi 9A
Release dateNovember 5, 2020June 30, 2020
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)159.20 x 75.10 x 8.90164.90 x 77.07 x 9.00
Weight (g)191.00194.00
Battery capacity (mAh)60005000
Fast chargingProprietaryProprietary
ColoursBlack, BlueMidnight Grey, Peacock Green, Twilight Blue
Removable battery-No
Wireless charging-No
display
Screen size (inches)6.406.53
TouchscreenYesYes
Resolution1080x2340 pixels720x1600 pixels
Aspect ratio-20:9
hardware
Processor8 MHz2GHz octa-core
Processor makeSamsung Exynos 9611MediaTek Helio G25
RAM4GB2GB
Internal storage64GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
Dedicated microSD slotYesYes
camera
Rear camera64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2)13-megapixel (f/2.2)
Front camera32-megapixel (f/2.0)5-megapixel (f/2.2)
Rear flash-Yes
software
Operating systemAndroid 10Android 10
SkinOne UI CoreMIUI 12
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYes-
BluetoothYes, v 5.00Yes
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Micro-USB-Yes
FM-Yes
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
Face unlock-Yes

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