Samsung Galaxy M20 vs Xiaomi Mi A2 vs Redmi Note 7 Pro comparison

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ratings
Overall NDTV RatingRead ReviewRead ReviewRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch5.99-inch6.30-inch-
Processor1.6GHz octa-core octa-core 2GHz octa-core-
Front Camera8-megapixel 20-megapixel 13-megapixel-
Resolution1080x2340 pixels1080x2160 pixels1080x2340 pixels-
RAM3GB4GB4GB-
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid Pie-
Storage32GB64GB64GB-
Rear Camera13-megapixel + 5-megapixel 12-megapixel + 20-megapixel 48-megapixel + 5-megapixel-
Battery Capacity5000mAh3000mAh4000mAh-
general
Release dateJanuary 2019July 2018February 2019-
Launched in IndiaYesYesYes-
Form factorTouchscreenTouchscreenTouchscreen-
Battery capacity (mAh)500030004000-
Removable batteryNoNoNo-
Wireless chargingNo---
ColoursCharcoal Black, Ocean BlueBlack, Gold, Lake Blue, Rose GoldClassic Space Black, Nebula Red, Neptune Blue-
Dimensions (mm)-158.70 x 75.40 x 7.30159.21 x 75.21 x 8.10-
Weight (g)-168.00186.00-
Body type--Glass-
Fast charging--Quick Charge 4+-
display
Screen size (inches)6.305.996.30-
TouchscreenYesYesYes-
Resolution1080x2340 pixels1080x2160 pixels1080x2340 pixels-
Aspect ratio19.5:918:919.5:9-
Pixels per inch (PPI)-403409-
Protection type--Gorilla Glass-
hardware
Processor1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)octa-core (4x2.2GHz + 4x1.8GHz)2GHz octa-core-
Processor makeSamsung Exynos 7904Qualcomm Snapdragon 660Qualcomm Snapdragon 675-
RAM3GB4GB4GB-
Internal storage32GB64GB64GB-
Expandable storageYesNoYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)512---
Dedicated microSD slotYes---
camera
Rear camera13-megapixel (f/1.9) + 5-megapixel (f/2.2)12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)48-megapixel (f/1.79, 1.6-micron) + 5-megapixel-
Rear autofocusYesPhase detection autofocusYes-
Rear flashYesDual LEDLED-
Front camera8-megapixel (f/2.0)20-megapixel (f/2.2, 1.0-micron)13-megapixel-
Front flashNoLED--
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid Pie-
SkinSamsung Experience 9.5 UX-MIUI 10-
connectivity
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n/ac802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYesYes, v 5.00Yes, v 5.00-
USB Type-CYes-Yes-
Micro-USBNo---
Headphones3.5mmNo3.5mm-
Number of SIMs222-
Wi-Fi-YesYes-
NFC-Yes--
USB OTG-YesYes-
Infrared--Yes-
Active 4G on both SIM cards--Yes-
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Face unlockYes-Yes-
Fingerprint sensorYesYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Compass/ Magnetometer-YesYes-
Ambient light sensor-YesYes-
Gyroscope-YesYes-