Realme 2 vs Samsung Galaxy J7 Nxt vs Samsung Galaxy M20 comparison

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ratings
Overall NDTV RatingRead Review-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.20-inch5.50-inch6.30-inch-
Processor1.8GHz octa-core1.6GHz octa-core1.6GHz octa-core -
Front Camera8-megapixel 5-megapixel8-megapixel -
Resolution720x1520 pixels720x1280 pixels1080x2340 pixels-
RAM3GB2GB3GB-
OSAndroid 8.1Android 7.0Android 8.1 Oreo-
Storage32GB16GB32GB-
Rear Camera13-megapixel + 2-megapixel 13-megapixel13-megapixel + 5-megapixel -
Battery Capacity4230mAh3000mAh5000mAh-
general
Release dateAugust 2018July 2017January 2019-
Launched in IndiaYes-Yes-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)156.20 x 75.60 x 8.20152.40 x 78.60 x 7.60--
Weight (g)168.00170.00--
Battery capacity (mAh)423030005000-
ColoursDiamond Black, Diamond Blue, Diamond RedBlack, GoldCharcoal Black, Ocean Blue-
Removable battery-NoNo-
Wireless charging--No-
display
Screen size (inches)6.205.506.30-
TouchscreenYesYesYes-
Resolution720x1520 pixels720x1280 pixels1080x2340 pixels-
Protection typeGorilla Glass---
Aspect ratio19:9-19.5:9-
Pixels per inch (PPI)271---
hardware
Processor1.8GHz octa-core1.6GHz octa-core1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)-
Processor makeQualcomm Snapdragon 450-Samsung Exynos 7904-
RAM3GB2GB3GB-
Internal storage32GB16GB32GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)256256512-
Dedicated microSD slot--Yes-
camera
Rear camera13-megapixel (f/2.2, 1.12-micron) + 2-megapixel (f/2.4, 1.75-micron)13-megapixel13-megapixel (f/1.9) + 5-megapixel (f/2.2)-
Rear flashYesLEDYes-
Front camera8-megapixel (f/2.2, 1.12-micron)5-megapixel8-megapixel (f/2.0)-
Front flash-LEDNo-
Rear autofocus--Yes-
software
Operating systemAndroid 8.1Android 7.0Android 8.1 Oreo-
SkinColorOS 5.1-Samsung Experience 9.5 UX-
connectivity
Wi-FiYesYes--
GPSYesYesYes-
BluetoothYes, v 4.20Yes, v 4.10Yes-
Micro-USBYes-No-
Headphones3.5mmYes3.5mm-
Number of SIMs222-
Wi-Fi standards supported-802.11 b/g/n802.11 b/g/n-
NFC-No--
Infrared-No--
USB OTG-No--
FM-No--
USB Type-C--Yes-
sim 1
SIM TypeNano-SIMMicro-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMMicro-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesNoYes-
4G/ LTEYesNoYes-
sensors
Face unlockYes-Yes-
Fingerprint sensorYes-Yes-
Compass/ MagnetometerYesNo--
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYes--
Gyroscope-No--
Barometer-No--
Temperature sensor-No--