Samsung Galaxy M21 vs Samsung Galaxy J7 Nxt comparison

Compare Samsung Galaxy M21
Compare Samsung Galaxy J7 Nxt
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-inch5.50-inch
ProcessorSamsung Exynos 96111.6GHz octa-core
Front Camera20-megapixel5-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel13-megapixel
RAM4GB2GB
Storage64GB16GB
Battery Capacity6000mAh3000mAh
OSAndroid 10Android 7.0
Resolution2340x1080 pixels720x1280 pixels
general
BrandSamsungSamsung
ModelGalaxy M21Galaxy J7 Nxt
Release dateMarch 18, 2020July 1, 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Thickness8.9-
Weight (g)188.00170.00
Battery capacity (mAh)60003000
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursMidnight Blue, Raven BlackBlack, Gold
Dimensions (mm)-152.40 x 78.60 x 7.60
display
Screen size (inches)6.405.50
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-
RAM4GB2GB
Internal storage64GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel13-megapixel
Rear autofocusYes-
Rear flashYesLED
Front camera20-megapixel5-megapixel
Front flashNoLED
software
Operating systemAndroid 10Android 7.0
SkinOne UI 2.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g802.11 b/g/n
GPSYesYes
BluetoothYesYes, v 4.10
USB Type-CYes-
Headphones3.5mmYes
Number of SIMs22
NFC-No
Infrared-No
USB OTG-No
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-No
Barometer-No
Temperature sensor-No

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