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Samsung Galaxy M21 vs Xiaomi Mi A3 comparison

 Compare Samsung Galaxy M21
Samsung Galaxy M21
Compare Xiaomi Mi A3
Xiaomi Mi A3
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
Display6.40-inch6.08-inch
ProcessorSamsung Exynos 9611Qualcomm Snapdragon 665
Front Camera20-megapixel32-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel48-megapixel + 8-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity6000mAh4030mAh
OSAndroid 10Android 9.0
Resolution2340x1080 pixels720x1560 pixels
general
BrandSamsungXiaomi
ModelGalaxy M21Mi A3
Release dateMarch 18, 2020July 17, 2019
Launched in IndiaYes-
Form factorTouchscreen-
Thickness8.9-
Weight (g)188.00173.80
Battery capacity (mAh)60004030
Removable batteryNo-
Fast chargingProprietaryQuick Charge 3.0
Wireless chargingNo-
ColoursMidnight Blue, Raven BlackNot Just Blue, More Than White, Kind of Gray
Dimensions (mm)-153.48 x 71.85 x 8.50
display
Screen size (inches)6.406.08
TouchscreenYesYes
Resolution2340x1080 pixels720x1560 pixels
Protection typeGorilla GlassGorilla Glass
Aspect ratio19.5:919.5:9
hardware
Processor1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)2GHz octa-core
Processor makeSamsung Exynos 9611Qualcomm Snapdragon 665
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel48-megapixel (f/1.79, 1.6-micron) + 8-megapixel (f/2.2) + 2-megapixel
Rear autofocusYesYes
Rear flashYesYes
Front camera20-megapixel32-megapixel (f/2.0, 1.6-micron)
Front flashNo-
software
Operating systemAndroid 10Android 9.0
SkinOne UI 2.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g802.11 a/b/g/n/ac
GPSYesYes
BluetoothYesYes, v 5.00
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Infrared-Yes
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYesYes
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes

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