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Microsoft Lumia 640 Dual SIM vs Sony Xperia M4 Aqua vs HTC Desire 620 Dual SIM

Microsoft Lumia 640 Dual SIM vs Sony Xperia M4 Aqua vs HTC Desire 620 Dual SIM comparison

Show Only Differences Highlight Differences	Microsoft Lumia 640 Dual SIM	Sony Xperia M4 Aqua	HTC Desire 620 Dual SIM
key specs
Display	5.00-inch	5.00-inch	5.00-inch
Processor	Qualcomm Snapdragon 400	Qualcomm Snapdragon 615	Qualcomm Snapdragon 410
Front Camera	0.9-megapixel	5-megapixel	5-megapixel
Rear Camera	8-megapixel	13-megapixel	8-megapixel
RAM	1GB	2GB	1GB
Storage	8GB	8GB	8GB
Battery Capacity	2500mAh	2400mAh	2100mAh
OS	Windows Phone 8.1	Android 5.0	Android 4.4
Resolution	720x1280 pixels	720x1280 pixels	720x1280 pixels
general
Brand	Microsoft	Sony	HTC
Model	Lumia 640 Dual SIM	Xperia M4 Aqua	Desire 620 Dual SIM
Release date	February 1, 2015	-	December 1, 2014
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	141.30 x 72.20 x 8.80	145.50 x 72.60 x 7.30	150.10 x 72.70 x 9.60
Weight (g)	145.00	140.00	160.00
Battery capacity (mAh)	2500	2400	2100
Removable battery	Yes	No	Yes
Colours	-	Black, White, Coral	Milky-Way, Grey, Santorini White
display
Screen size (inches)	5.00	5.00	5.00
Touchscreen	Yes	Yes	Yes
Resolution	720x1280 pixels	720x1280 pixels	720x1280 pixels
Pixels per inch (PPI)	294	-	-
hardware
Processor	1.2GHz quad-core	1GHz octa-core	1.2GHz dual-core
Processor make	Qualcomm Snapdragon 400	Qualcomm Snapdragon 615	Qualcomm Snapdragon 410
RAM	1GB	2GB	1GB
Internal storage	8GB	8GB	8GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	128	128	128
camera
Rear camera	8-megapixel	13-megapixel	8-megapixel
Rear flash	LED	LED	LED
Front camera	0.9-megapixel	5-megapixel	5-megapixel
software
Operating system	Windows Phone 8.1	Android 5.0	Android 4.4
Skin	-	-	Sense 6.0
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes	Yes, v 4.10	Yes, v 4.00
NFC	No	Yes	No
Infrared	No	No	No
USB OTG	No	No	No
Headphones	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	1	2
Wi-Fi Direct	No	No	No
Mobile High-Definition Link (MHL)	No	No	No
sim 1
SIM Type	Micro-SIM	Nano-SIM	Regular
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	No	Yes	Yes
sim 2
SIM Type	Micro-SIM	-	Regular
GSM/CDMA	GSM	-	GSM
3G	Yes	-	No
4G/ LTE	No	-	Yes
sensors
Compass/ Magnetometer	Yes	No	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	No	Yes	No
Barometer	No	No	No
Temperature sensor	No	No	No

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