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Microsoft Lumia 640 Dual SIM vs Nokia Lumia 735 vs Nokia Lumia 620 comparison

 Compare Microsoft Lumia 640 Dual SIM
Microsoft Lumia 640 Dual SIM
Compare Nokia Lumia 735
Nokia Lumia 735
Compare Nokia Lumia 620
Nokia Lumia 620
key specs
Display5.00-inch4.70-inch3.80-inch
ProcessorQualcomm Snapdragon 400Qualcomm Snapdragon 400Qualcomm Snapdragon S4
Front Camera0.9-megapixel5-megapixel0.3-megapixel
Rear Camera8-megapixel6.7-megapixel5-megapixel
RAM1GB1GB512MB
Storage8GB8GB8GB
Battery Capacity2500mAh2220mAh1300mAh
OSWindows Phone 8.1Windows Phone 8.1Windows Phone 8
Resolution720x1280 pixels720x1280 pixels480x800 pixels
general
BrandMicrosoftNokiaNokia
ModelLumia 640 Dual SIMLumia 735Lumia 620
Release dateFebruary 1, 2015September 1, 2014January 1, 2013
Form factorTouchscreenTouchscreenBar
Dimensions (mm)141.30 x 72.20 x 8.80134.70 x 68.50 x 8.90115.40 x 61.10 x 11.00
Weight (g)145.00134.30127.00
Battery capacity (mAh)250022201300
Removable batteryYesYesYes
Colours--Lime green, orange, magenta, yellow, cyan, white, black
display
Screen size (inches)5.004.703.80
TouchscreenYesYesYes
Resolution720x1280 pixels720x1280 pixels480x800 pixels
Pixels per inch (PPI)294316246
hardware
Processor1.2GHz quad-core1.2GHz quad-core1GHz dual-core
Processor makeQualcomm Snapdragon 400Qualcomm Snapdragon 400Qualcomm Snapdragon S4
RAM1GB1GB512MB
Internal storage8GB8GB8GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)12812864
camera
Rear camera8-megapixel6.7-megapixel5-megapixel
Rear flashLEDLEDLED
Front camera0.9-megapixel5-megapixel0.3-megapixel
software
Operating systemWindows Phone 8.1Windows Phone 8.1Windows Phone 8
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n802.11 a/b/g/n
GPSYesYesYes
BluetoothYesYes, v 4.00Yes, v 3.00
NFCNoYesYes
InfraredNoNoNo
USB OTGNoNoNo
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs211
Wi-Fi DirectNoNoNo
Mobile High-Definition Link (MHL)NoNoNo
sim 1
SIM TypeMicro-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTENoYesNo
sim 2
SIM TypeMicro-SIM--
GSM/CDMAGSM--
3GYes--
4G/ LTENo--
sensors
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesNo
GyroscopeNoNoNo
BarometerNoNoNo
Temperature sensorNoNoNo
ratings
Overall NDTV Rating--Read Review
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
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