Side-by-side technical data

Microsoft Lumia 640 Dual SIM vs LG Zero

Comparison between Microsoft Lumia 640 Dual SIM and LG Zero: camera, battery, fast charging, display, performance and colors, side by side. More phones from Microsoft and LG.

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Lumia 640 Dual SIM

Zero

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The verdict

Your pick: LG Zero, ahead on Camera and Connectivity. Unless Battery & charging decides it for you.

Category
Category	Lumia 640 Dual SIM	Zero
Design & display	4.8	5.1
Performance & hardware	1.2	1.3
Camera	2.1	2.5
Connectivity	2.3	3.3
Battery & charging	1.4	0.7

Which one is for you?

Microsoft Lumia 640 Dual SIM, if you care about…

Battery Capacity: 2,500 mAh; against 2,050 mAh
Weight: 145 g; against 150 g
SIM Configurations: Dual SIM Dual Standby; against Single Nano-SIM
Talk time: 27 h 30 min; against 10 h

LG Zero, if you care about…

RAM Capacity: 2 GB; against 1 GB
Bluetooth Version: Bluetooth 4.1; against Bluetooth 4.0
Maximum Storage Capacity: 16 GB; against 8 GB
Body Thickness: 7.4 mm; against 8.8 mm

Specification comparison

Show differences only

Performance

Specification	Lumia 640 Dual SIM	Zero
Processor Model	Qualcomm MSM8926 Snapdragon 400	Qualcomm Snapdragon 410 MSM8916
Processor Process Size	28 nm	28 nm
Graphics GPU	Qualcomm Adreno 305	Qualcomm Adreno 306
Storage Type	eMMC 4.5	eMMC 4.5
Maximum CPU Clock	1.2 GHz	1.2 GHz
Maximum Storage Capacity	8 GB	16 GB Best value
CPU Description	Quad-core 1.2 GHz Cortex-A7	Quad-core 1.2 GHz Cortex-A53
Processor Type	Quad-Core	Quad-Core
64-Bit Processor	—	Yes
RAM Capacity	1 GB	2 GB Best value
RAM Type	—	DDR3
Expandable Storage	Yes	Yes
Maximum memory card	—	128 GB

Design

Specification	Lumia 640 Dual SIM	Zero
Body Colors	Cyan, Orange, White, Black	Gold, Silver, Blue, Black
Body Thickness	8.8 mm	7.4 mm Best value
Body Width	72.2 mm	71.8 mm
Body Height	141.3 mm	142 mm
Weight	145 g Best value	150 g
Usable Surface	67.6 %	67.6 %

Battery

Specification	Lumia 640 Dual SIM	Zero
Battery Capacity	2,500 mAh Best value	2,050 mAh
Battery Type	Li-Ion	Li-Ion
Battery Features	—	Battery Level Indicator, Rechargeable
Talk time	27 h 30 min Best value	10 h
Standby time	840 h Best value	340 h

Display

Specification	Lumia 640 Dual SIM	Zero
Display Aspect Ratio	16:9	16:9
Display Technology	IPS LCD	IPS LCD
Display Diagonal	5″	5″
Display Horizontal Resolution	720 px	720 px
Display Vertical Resolution	1,280 px	1,280 px
Display Pixel Density	294 ppi	294 ppi
Display Contrast Ratio	1,034 :1	—
Display Features	ClearBlack Display, Gorilla Glass 3	Gorilla Glass 3, Touchscreen

Sensor

Specification	Lumia 640 Dual SIM	Zero
Sensor Features	Accelerometer, Proximity Sensor, Compass	Accelerometer, Proximity Sensor, Compass

Software

Specification	Lumia 640 Dual SIM	Zero
Operating System	Windows Phone 8.1	Android 5.1
OS Family	Windows Phone	Android
OS Version	8.1	5

Connectivity

Specification	Lumia 640 Dual SIM	Zero
SIM Configurations	Dual SIM Dual Standby Best value	Single Nano-SIM
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B7, 4G LTE B8, 4G LTE B20
Cellular Technologies	GSM, HSPA	GSM, HSPA, LTE, 4G Best value
Wi-Fi Standards	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n)
Wi-Fi Features	DLNA, Wi-Fi Hotspot	Wi-Fi Direct, DLNA, Wi-Fi Hotspot
Bluetooth Version	Bluetooth 4.0	Bluetooth 4.1 Best value
Bluetooth Profiles	A2DP	A2DP, LE
Navigation Systems	GPS, GLONASS, BeiDou Best value	GPS, GLONASS
Connectivity Features	3.5 mm Audio Jack, FM Radio, USB Charging	3.5 mm Audio Jack, FM Radio, microUSB, DLNA, NFC
USB Version	USB 2.0	USB 2.0
Max. download speed	—	150 Mbps
Max. upload speed	—	50 Mbps

Audio

Specification	Lumia 640 Dual SIM	Zero
Microphone Count	—	1
Audio Features	A2DP, Loudspeaker	A2DP, Loudspeaker

Technical

Specification	Lumia 640 Dual SIM	Zero
Model numbers	—	H650, F620, F620L, F620K