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

Compare Microsoft Lumia 640 Dual SIM
Compare Microsoft Lumia 640 XL Dual SIM
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display5.00-inch5.70-inch
ProcessorQualcomm Snapdragon 400Qualcomm Snapdragon 400
Front Camera0.9-megapixel5-megapixel
Rear Camera8-megapixel13-megapixel
RAM1GB1GB
Storage8GB8GB
Battery Capacity2500mAh3000mAh
OSWindows Phone 8.1Windows Phone 8.1
Resolution720x1280 pixels720x1280 pixels
general
BrandMicrosoftMicrosoft
ModelLumia 640 Dual SIMLumia 640 XL Dual SIM
Release dateFebruary 1, 2015March 1, 2015
Form factorTouchscreenTouchscreen
Dimensions (mm)141.30 x 72.20 x 8.80157.90 x 81.50 x 9.00
Weight (g)145.00171.00
Battery capacity (mAh)25003000
Removable batteryYesYes
display
Screen size (inches)5.005.70
TouchscreenYesYes
Resolution720x1280 pixels720x1280 pixels
Pixels per inch (PPI)294259
hardware
Processor1.2GHz quad-core1.2GHz quad-core
Processor makeQualcomm Snapdragon 400Qualcomm Snapdragon 400
RAM1GB1GB
Internal storage8GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)128128
camera
Rear camera8-megapixel13-megapixel
Rear flashLEDLED
Front camera0.9-megapixel5-megapixel
software
Operating systemWindows Phone 8.1Windows Phone 8.1
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYesYes, v 4.00
NFCNoYes
InfraredNoNo
USB OTGNoNo
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeMicro-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTENoNo
sim 2
SIM TypeMicro-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTENoNo
sensors
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo

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