Samsung Galaxy A50 vs Redmi Note 7 vs Samsung Galaxy M20 vs Oppo A7 comparison

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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
Display6.40-inch6.30-inch6.30-inch6.20-inch
Front Camera25-megapixel 13-megapixel 8-megapixel 16-megapixel
Rear Camera25-megapixel + 5-megapixel + 8-megapixel 12-megapixel + 2-megapixel13-megapixel + 5-megapixel 13-megapixel + 2-megapixel
RAM4GB4GB3GB4GB
Storage64GB64GB32GB64GB
Battery Capacity4000mAh4000mAh5000mAh4230mAh
OSAndroid PieAndroid 9.0Android 8.1 OreoAndroid 8.1
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels-
Processor-Qualcomm Snapdragon 660Samsung Exynos 7904-
general
BrandSamsungXiaomiSamsungOppo
ModelGalaxy A50Redmi Note 7Galaxy M20A7
Release dateFebruary 1, 2019January 1, 2019January 1, 2019November 1, 2018
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)158.50 x 74.70 x 7.70159.21 x 75.21 x 8.10-155.90 x 75.40 x 8.10
Battery capacity (mAh)4000400050004230
Removable batteryNoNoNoNo
Fast chargingProprietaryQuick Charge--
Wireless chargingNoNoNo-
ColoursBlack, White, BlueOnyx Black, Ruby Red, Sapphire BlueCharcoal Black, Ocean BlueGlaring Gold, Glaze Blue
Body type-Glass-Plastic
Weight (g)-185.00-168.00
SAR value-0.96-1.37
display
Screen size (inches)6.406.306.306.20
TouchscreenYesYesYesYes
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels-
Protection type-Gorilla Glass--
Aspect ratio-19.5:919.5:919.5:9
Pixels per inch (PPI)-409--
hardware
Processor makeSamsung Exynos 9610Qualcomm Snapdragon 660Samsung Exynos 7904Qualcomm Snapdragon 450
RAM4GB4GB3GB4GB
Internal storage64GB64GB32GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)512256512256
Dedicated microSD slotYesNoYesYes
Processor-2.2GHz1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)-
camera
Rear camera25-megapixel (f/1.7) + 5-megapixel (f/2.2) + 8-megapixel (f/2.2)12-megapixel (f/2.2, 1.25-micron) + 2-megapixel13-megapixel (f/1.9) + 5-megapixel (f/2.2)13-megapixel (f/2.2) + 2-megapixel (f/2.4)
Rear autofocusYesYesYesYes
Rear flashLEDLEDYesYes
Front camera25-megapixel (f/2.0)13-megapixel (f/2.0, 1.12-micron)8-megapixel (f/2.0)16-megapixel
Front flashNo-NoNo
Front autofocus---No
software
Operating systemAndroid PieAndroid 9.0Android 8.1 OreoAndroid 8.1
SkinOne UIMIUI 10Samsung Experience 9.5 UXColorOS 5.2
connectivity
Wi-FiYesYes-Yes
GPSYesYesYesYes
BluetoothYes, v 5.00Yes, v 5.00YesYes, v 4.20
USB Type-CYesYesYes-
Headphones3.5mm3.5mm3.5mm3.5mm
Number of SIMs2222
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n
USB OTG-Yes-Yes
FM-Yes-Yes
Active 4G on both SIM cards-Yes-Yes
Micro-USB--NoYes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Fingerprint sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYes-Yes
GyroscopeYesYes-Yes
Face unlock-YesYesYes
Proximity sensor-YesYesYes
Compass/ Magnetometer---Yes

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