Samsung Galaxy M21 vs Redmi Note 9 comparison

Compare Samsung Galaxy M21
Compare Redmi Note 9
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-inch6.53-inch
ProcessorSamsung Exynos 9611MediaTek Helio G85
Front Camera20-megapixel13-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity6000mAh5020mAh
OSAndroid 10Android 10
Resolution2340x1080 pixels1080x2340 pixels
general
BrandSamsungXiaomi
ModelGalaxy M21Redmi Note 9
Release date18th March 202030th April 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Thickness8.9-
Weight (g)188.00199.00
Battery capacity (mAh)60005020
Removable batteryNo-
Fast chargingProprietaryProprietary
Wireless chargingNo-
ColoursMidnight Blue, Raven BlackAqua Green, Arctic White, Pebble Grey, Scarlet Red
Dimensions (mm)-162.30 x 77.20 x 8.90
display
Screen size (inches)6.406.53
TouchscreenYesYes
Resolution2340x1080 pixels1080x2340 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:919.5:9
hardware
Processor1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)1.8GHz octa-core (6x1.8GHz + 2x2GHz)
Processor makeSamsung Exynos 9611MediaTek Helio G85
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
Dedicated microSD slot-Yes
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
Rear autofocusYesYes
Rear flashYesYes
Front camera20-megapixel13-megapixel
Front flashNo-
software
Operating systemAndroid 10Android 10
SkinOne UI 2.0MIUI 11
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g802.11 a/b/g/n
GPSYesYes
BluetoothYesYes, v 5.00
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
NFC-Yes
Infrared-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/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
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