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Redmi Note 7 vs Samsung Galaxy M20 vs Samsung Galaxy M30 vs Samsung Galaxy J8 comparison

 Compare Redmi Note 7
Redmi Note 7
Compare Samsung Galaxy M20
Samsung Galaxy M20
Compare Samsung Galaxy M30
Samsung Galaxy M30
Compare Samsung Galaxy J8
Samsung Galaxy J8
ratings
Overall NDTV RatingRead ReviewRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.30-inch6.30-inch6.40-inch6.00-inch
ProcessorQualcomm Snapdragon 660Samsung Exynos 7904Samsung Exynos 7904Qualcomm Snapdragon 450
Front Camera13-megapixel 8-megapixel 16-megapixel 16-megapixel
Rear Camera12-megapixel + 2-megapixel13-megapixel + 5-megapixel 13-megapixel + 5-megapixel + 5-megapixel 16-megapixel + 5-megapixel
RAM4GB3GB4GB4GB
Storage64GB32GB64GB64GB
Battery Capacity4000mAh5000mAh5000mAh3500mAh
OSAndroid 9.0Android 8.1 OreoAndroid 8.1 OreoAndroid 8.0
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels720x1440 pixels
general
BrandXiaomiSamsungSamsungSamsung
ModelRedmi Note 7Galaxy M20Galaxy M30Galaxy J8
Release dateJanuary 1, 2019January 1, 2019February 1, 2019May 1, 2018
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typeGlass--Plastic
Dimensions (mm)159.21 x 75.21 x 8.10--159.20 x 75.70 x 8.20
Weight (g)185.00--177.00
Battery capacity (mAh)4000500050003500
Removable batteryNoNo--
Fast chargingQuick Charge-Proprietary-
Wireless chargingNoNo--
ColoursOnyx Black, Ruby Red, Sapphire BlueCharcoal Black, Ocean Blue-Blue, Black, Gold
SAR value0.96---
display
Screen size (inches)6.306.306.406.00
TouchscreenYesYesYesYes
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels720x1440 pixels
Protection typeGorilla Glass---
Aspect ratio19.5:919.5:919.5:918.5:9
Pixels per inch (PPI)409--274
hardware
Processor2.2GHz1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)1.6GHz octa-core
Processor makeQualcomm Snapdragon 660Samsung Exynos 7904Samsung Exynos 7904Qualcomm Snapdragon 450
RAM4GB3GB4GB4GB
Internal storage64GB32GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256512512256
Dedicated microSD slotNoYesYes-
camera
Rear camera12-megapixel (f/2.2, 1.25-micron) + 2-megapixel13-megapixel (f/1.9) + 5-megapixel (f/2.2)13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2)16-megapixel (f/1.7) + 5-megapixel (f/1.9)
Rear autofocusYesYes-Yes
Rear flashLEDYes-LED
Front camera13-megapixel (f/2.0, 1.12-micron)8-megapixel (f/2.0)16-megapixel (f/2.0)16-megapixel (f/1.9)
Front flash-No-LED
software
Operating systemAndroid 9.0Android 8.1 OreoAndroid 8.1 OreoAndroid 8.0
SkinMIUI 10Samsung Experience 9.5 UXSamsung Experience v9.5Samsung Experience
connectivity
Wi-FiYes-YesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n/ac-
GPSYesYesYesYes
BluetoothYes, v 5.00YesYes, v 5.00Yes
USB OTGYes---
USB Type-CYesYesYes-
Headphones3.5mm3.5mm-3.5mm
FMYes--Yes
Number of SIMs2222
Active 4G on both SIM cardsYes-Yes-
Micro-USB-NoYesYes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Face unlockYesYesYes-
Fingerprint sensorYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYes-YesYes
GyroscopeYes---
Compass/ Magnetometer--Yes-

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