Samsung Galaxy M20 (4GB RAM, 64GB) vs Microsoft Lumia 640 Dual SIM comparison

Compare Samsung Galaxy M20 (4GB RAM, 64GB)
Compare Microsoft Lumia 640 Dual SIM
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch5.00-inch
ProcessorSamsung Exynos 7904Qualcomm Snapdragon 400
Front Camera8-megapixel 0.9-megapixel
Rear Camera13-megapixel + 5-megapixel 8-megapixel
RAM4GB1GB
Storage64GB8GB
Battery Capacity5000mAh2500mAh
OSAndroid 8.1 OreoWindows Phone 8.1
Resolution1080x2340 pixels720x1280 pixels
general
BrandSamsungMicrosoft
ModelGalaxy M20Lumia 640 Dual SIM
Release dateJanuary 2019February 2015
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Battery capacity (mAh)50002500
Removable batteryNoYes
Wireless chargingNo-
ColoursCharcoal Black, Ocean Blue-
Dimensions (mm)-141.30 x 72.20 x 8.80
Weight (g)-145.00
display
Screen size (inches)6.305.00
TouchscreenYesYes
Resolution1080x2340 pixels720x1280 pixels
Aspect ratio19.5:9-
Pixels per inch (PPI)-294
hardware
Processor1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)1.2GHz quad-core
Processor makeSamsung Exynos 7904Qualcomm Snapdragon 400
RAM4GB1GB
Internal storage64GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512128
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/1.9) + 5-megapixel (f/2.2)8-megapixel
Rear autofocusYes-
Rear flashYesLED
Front camera8-megapixel (f/2.0)0.9-megapixel
Front flashNo-
software
Operating systemAndroid 8.1 OreoWindows Phone 8.1
SkinSamsung Experience 9.5 UX-
connectivity
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYesYes
USB Type-CYes-
Micro-USBNo-
Headphones3.5mm3.5mm
Number of SIMs22
Wi-Fi-Yes
NFC-No
Infrared-No
USB OTG-No
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Compass/ Magnetometer-Yes
Ambient light sensor-Yes
Gyroscope-No
Barometer-No
Temperature sensor-No

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