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Microsoft Lumia 640 vs Microsoft Lumia 640 XL vs Microsoft Lumia 640 Dual SIM comparison

 Compare Microsoft Lumia 640
Microsoft Lumia 640
Compare Microsoft Lumia 640 XL
Microsoft Lumia 640 XL
Compare Microsoft Lumia 640 Dual SIM
Microsoft Lumia 640 Dual SIM
key specs
Display5.00-inch5.70-inch5.00-inch
ProcessorQualcomm Snapdragon 400Qualcomm Snapdragon 400Qualcomm Snapdragon 400
Front Camera0.9-megapixel5-megapixel0.9-megapixel
Rear Camera8-megapixel13-megapixel8-megapixel
RAM1GB1GB1GB
Storage8GB8GB8GB
Battery Capacity2500mAh3000mAh2500mAh
OSWindows Phone 8.1Windows Phone 8.1Windows Phone 8.1
Resolution720x1280 pixels720x1280 pixels720x1280 pixels
general
BrandMicrosoftMicrosoftMicrosoft
ModelLumia 640Lumia 640 XLLumia 640 Dual SIM
Release dateFebruary 1, 2015March 1, 2015February 1, 2015
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)141.30 x 72.20 x 8.80157.90 x 81.50 x 9.00141.30 x 72.20 x 8.80
Weight (g)145.00171.00145.00
Battery capacity (mAh)250030002500
Removable batteryYesYesYes
display
Screen size (inches)5.005.705.00
TouchscreenYesYesYes
Resolution720x1280 pixels720x1280 pixels720x1280 pixels
Pixels per inch (PPI)294259294
hardware
Processor1.2GHz quad-core1.2GHz quad-core1.2GHz quad-core
Processor makeQualcomm Snapdragon 400Qualcomm Snapdragon 400Qualcomm Snapdragon 400
RAM1GB1GB1GB
Internal storage8GB8GB8GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)128128128
camera
Rear camera8-megapixel13-megapixel8-megapixel
Rear flashLEDLEDLED
Front camera0.9-megapixel5-megapixel0.9-megapixel
software
Operating systemWindows Phone 8.1Windows Phone 8.1Windows Phone 8.1
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n802.11 b/g/n
GPSYesYesYes
BluetoothYesYes, v 4.00Yes
NFCNoYesNo
InfraredNoNoNo
USB OTGNoNoNo
Headphones3.5mm3.5mm3.5mm
FMNoYesYes
Number of SIMs112
Wi-Fi DirectNoNoNo
Mobile High-Definition Link (MHL)NoNoNo
sim 1
SIM TypeMicro-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTENoNoNo
sensors
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeNoNoNo
BarometerNoNoNo
Temperature sensorNoNoNo
sim 2
SIM Type--Micro-SIM
GSM/CDMA--GSM
3G--Yes
4G/ LTE--No
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