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Microsoft Lumia 640 Dual SIM vs Samsung Galaxy Win Duos

Microsoft Lumia 640 Dual SIM vs Samsung Galaxy Win Duos comparison

Show Only Differences Highlight Differences	Microsoft Lumia 640 Dual SIM	Samsung Galaxy Win Duos
key specs
Display	5.00-inch	4.70-inch
Processor	Qualcomm Snapdragon 400	1.2GHz quad-core
Front Camera	0.9-megapixel	0.3-megapixel
Rear Camera	8-megapixel	5-megapixel
RAM	1GB	1GB
Storage	8GB	8GB
Battery Capacity	2500mAh	2000mAh
OS	Windows Phone 8.1	Android 4.1
Resolution	720x1280 pixels	480x800 pixels
general
Brand	Microsoft	Samsung
Model	Lumia 640 Dual SIM	Galaxy Win Duos
Release date	February 1, 2015	April 1, 2013
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	141.30 x 72.20 x 8.80	133.30 x 70.70 x 9.70
Weight (g)	145.00	143.90
Battery capacity (mAh)	2500	2000
Removable battery	Yes	Yes
display
Screen size (inches)	5.00	4.70
Touchscreen	Yes	Yes
Resolution	720x1280 pixels	480x800 pixels
Pixels per inch (PPI)	294	199
hardware
Processor	1.2GHz quad-core	1.2GHz quad-core
Processor make	Qualcomm Snapdragon 400	-
RAM	1GB	1GB
Internal storage	8GB	8GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	128	32
camera
Rear camera	8-megapixel	5-megapixel
Rear flash	LED	Yes
Front camera	0.9-megapixel	0.3-megapixel
software
Operating system	Windows Phone 8.1	Android 4.1
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 3.00
NFC	No	No
Infrared	No	No
USB OTG	No	No
Headphones	3.5mm	3.5mm
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	No	No
Mobile High-Definition Link (MHL)	No	No
sim 1
SIM Type	Micro-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	No	No
sim 2
SIM Type	Micro-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	No	No
sensors
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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