Microsoft Lumia 650 Dual SIM vs Microsoft Lumia 640 comparison

Compare Microsoft Lumia 650 Dual SIM
Compare Microsoft Lumia 640
key specs
Display5.00-inch5.00-inch
ProcessorQualcomm Snapdragon 212Qualcomm Snapdragon 400
Front Camera5-megapixel0.9-megapixel
Rear Camera8-megapixel8-megapixel
RAM1GB1GB
Storage16GB8GB
Battery Capacity2000mAh2500mAh
OSWindows 10 MobileWindows Phone 8.1
Resolution720x1280 pixels720x1280 pixels
general
BrandMicrosoftMicrosoft
ModelLumia 650 Dual SIMLumia 640
Release dateFebruary 2016February 2015
Form factorTouchscreenTouchscreen
Dimensions (mm)70.90 x 142.00 x 6.90141.30 x 72.20 x 8.80
Weight (g)122.00145.00
Battery capacity (mAh)20002500
Removable batteryYesYes
display
Screen size (inches)5.005.00
TouchscreenYesYes
Resolution720x1280 pixels720x1280 pixels
Pixels per inch (PPI)297294
hardware
Processor1.3GHz quad-core1.2GHz quad-core
Processor makeQualcomm Snapdragon 212Qualcomm Snapdragon 400
RAM1GB1GB
Internal storage16GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)200128
camera
Rear camera8-megapixel8-megapixel
Rear flashLEDLED
Front camera5-megapixel0.9-megapixel
software
Operating systemWindows 10 MobileWindows Phone 8.1
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 4.10Yes
NFCYesNo
InfraredNoNo
USB OTGNoNo
Headphones3.5mm3.5mm
FMYesNo
Number of SIMs11
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sensors
Compass/ MagnetometerNoYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo
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