Compare Microsoft Lumia 640 LTE with UMiDIGI Z Pro with ZTE Axon 7

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Compare Microsoft Lumia 640 LTE vs UMiDIGI Z Pro vs ZTE Axon 7

Summary	70 Score	75 Score	78 Score
Performance	Qualcomm MSM8926 Snapdragon 400 1 GB RAM Microsoft Windows Phone 8.1 with …	MTK Helio X27 3 GB RAM Android 6.0 Marshmallow	Qualcomm Snapdragon 820 MSM8996 4 GB RAM Android v6.0 (Marshmallow)
Display	5 inch 720 x 1280 pixels 294 PPI Density	5.5 inch 1080 x 1920 pixels 401 PPI Density	5.5 inch 1440 x 2560 pixels 534 PPI Density
Camera	8 MP (Main) 1 MP (Front)	13 + 13 MP (Main) 13 MP (Front) Dual Camera	20 MP (Main) 8 MP (Front) 4K Video Recording
Battery	2500 mAh Li-Ion	3780 mAh Li-ion	3250 mAh Li-Po
Display
Screen Size	5 inch	5.5 inch	5.5 inch
Screen Resolution	720x1280 pixels	1080 x 1920 pixels	1440 x 2560 pixels
Pixel Density	294 PPI	401 PPI	534 PPI
Display Type	IPS LCD capacitive touchscreen, 16M colors	IPS LCD, Multi-touch	WQHD AMOLED,2.5D
Gorilla Glass	-	-	-
Screen Protection	-	-	-
Chipset
Brand	Microsoft Mobiles	UMiDIGI Mobiles	ZTE Mobiles
Chipset	Qualcomm MSM8926 Snapdragon 400	MTK Helio X27	Qualcomm Snapdragon 820 MSM8996
Processor	Quad-core 1.2 GHz Cortex-A7	Deca-core 2.6Ghz	2.15GHz Quad core Processor
RAM	1 GB RAM	3 GB RAM	4 GB RAM
GPU	Adreno 305		Adreno 530
Camera
Rear Camera Resolution	8 MP	13 + 13 MP	20 MP
Front Camera Resolution	1 MP	13 MP	8 MP
Video			4K Video Recording
Camera Features	Autofocus, Flash	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging	Autofocus, Touch Focus, Flash, Geo-Tagging
General
Operating System	Windows	Android	Android
OS Version	Microsoft Windows Phone 8.1 with …	Android 6.0 Marshmallow	Android v6.0 (Marshmallow)
Weight	145 g		175 g
Dimensions	141.3 x 72.2 x 8.8 mm		151.7 * 75 * 7.9mm
Thickness			7.9mm
Storage
Internal Storage	8 GB	32 GB	64 GB
Card Slot	microSD, up to 128 G	microSD, Up to 128GB	microSD, Up to 128 GB
Other	8GB storage, microSD card slot	32GB, Expandable upto 128GB	64GB storage, Expandable Up to 128GB
Communication
SIM Card Slots	Single SIM	Dual SIM	Dual SIM
SIM Card Type	Micro-SIM	Micro-SIM	Nano-SIM
Bluetooth	v4.0, A2DP	v4.0	v4.2
3.5 mm Jack	Yes	Yes	Yes
NFC	Yes	No
Connectivity
VoLTE
4G	LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)	4G LTE (B1, 2, 3, 4, 5, 7, 13)	TD-LTE?Band 38/40/41, FDD-LTE? Band 1/2/3/4/5/7/8/19/20/28AB
3G	HSDPA 850 / 900 / 2100	UMTS 1900 / 2100 / 850 / 900 MHz	UMTS? Band 1/2/4/5/8
2G	GSM 850 / 900 / 1800 / 1900	GSM 1800 / 1900 / 850 / 900 MHz	GSM? Band 2/3/5/8
Wi-Fi	Wi-Fi 802.11 b/g/n, DLNA, hotspot	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11, b/g/n
GPS	Yes, with A-GPS, GLONASS, Beidou	A-GPS	A-GPS, Glonass
GPRS
EDGE
Radio
Battery
Battery Capacity	2500 mAh	3780 mAh	3250 mAh
Battery Type	Li-Ion	Li-ion	Li-Po
Standby Time	Up to 864 h (2G) / Up to 864 h (3G)		Up to 360 Hours(2G)
Talk Time	Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)		Up to 16 Hours(2G)
Other Features
Fingerprint Scanner
Waterproof
Sensors	Accelerometer proximity compass	Accelerometer Proximity Compass	Light sensor Proximity sensor Accelerometer Compass Gyroscope
Messaging	SMS (threaded view), MMS, Email, Push Email, IM
Java	No
Other	MP3/WAV/eAAC+/WMA player , MP4/H.264/WMV player , OneDrive (30 GB cloud storage) , Document viewer , Photo/video editor