Samsung Galaxy M21 (6GB RAM, 128GB) vs Samsung Galaxy A3 (2017) comparison

Compare Samsung Galaxy M21 (6GB RAM, 128GB)
Compare Samsung Galaxy A3 (2017)
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.40-inch4.70-inch
ProcessorSamsung Exynos 96111.6GHz octa-core
Front Camera20-megapixel8-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel13-megapixel
RAM6GB2GB
Storage128GB16GB
Battery Capacity6000mAh2350mAh
OSAndroid 10Android 6.0
Resolution2340x1080 pixels720x1280 pixels
general
BrandSamsungSamsung
ModelGalaxy M21Galaxy A3 (2017)
Release dateMarch 18, 2020January 1, 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Thickness8.9-
Weight (g)188.00-
Battery capacity (mAh)60002350
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursIceberg Blue, Midnight Blue, Raven BlackBlack Sky, Blue Mist, Gold Sand, Peach Cloud
Dimensions (mm)-135.40 x 66.20 x 7.90
display
Screen size (inches)6.404.70
TouchscreenYesYes
Resolution2340x1080 pixels720x1280 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:9-
hardware
Processor1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)1.6GHz octa-core
Processor makeSamsung Exynos 9611-
RAM6GB2GB
Internal storage128GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel13-megapixel
Rear autofocusYes-
Rear flashYes-
Front camera20-megapixel8-megapixel
Front flashNo-
software
Operating systemAndroid 10Android 6.0
SkinOne UI 2.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g802.11 a/b/g/n/ac
GPSYesYes
BluetoothYesYes, v 4.20
USB Type-CYes-
Headphones3.5mmYes
Number of SIMs22
NFC-Yes
Infrared-No
USB OTG-No
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYesNo
4G/ LTEYesNo
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYesNo
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesNo
Gyroscope-No
Barometer-Yes
Temperature sensor-No

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