Samsung Galaxy M21 vs Samsung Galaxy S7 comparison

Compare Samsung Galaxy M21
Compare Samsung Galaxy S7
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-inch5.10-inch
ProcessorSamsung Exynos 96111.6GHz octa-core
Front Camera20-megapixel5-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel12-megapixel
RAM4GB4GB
Storage64GB32GB
Battery Capacity6000mAh3000mAh
OSAndroid 10Android 6.0
Resolution2340x1080 pixels1440x2560 pixels
general
BrandSamsungSamsung
ModelGalaxy M21Galaxy S7
Release dateMarch 18, 2020February 1, 2016
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Thickness8.9-
Weight (g)188.00152.00
Battery capacity (mAh)60003000
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursMidnight Blue, Raven Black-
Dimensions (mm)-142.40 x 69.60 x 7.90
display
Screen size (inches)6.405.10
TouchscreenYesYes
Resolution2340x1080 pixels1440x2560 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:9-
Pixels per inch (PPI)-577
hardware
Processor1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)1.6GHz octa-core
Processor makeSamsung Exynos 9611-
RAM4GB4GB
Internal storage64GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512200
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel12-megapixel
Rear autofocusYes-
Rear flashYesYes
Front camera20-megapixel5-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-
Headphones3.5mm3.5mm
Number of SIMs22
NFC-Yes
Infrared-No
USB OTG-Yes
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
Barometer-Yes
Temperature sensor-No

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