Nokia Lumia 730 Dual SIM vs Microsoft Lumia 640 XL vs Nokia 6

General Info

Manufacturer
Nokia	Microsoft	Nokia
Announced
September 2014	March 2015	January 2017
Status
Available - September 2014	Available - April 2015	Available - May 2017
Price
-	Rs. 12,999 ($191.16) [Similarly Priced]	Rs. 14,999 ($245.00) [Similarly Priced]
Colors
Orange, green, white, black	Matte cyan, Orange, Black, Matte white, Glossy white	Black, Silver
Form Factor
Candybar	Candybar	Candybar
Dimension
134.7 x 68.5 x 8.9 mm (5.3 x 2.7 x 0.35 in)	157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in)	154 x 75.8 x 8.4 mm (6.06 x 2.98 x 0.33 in)
Weight
134 g (4.73 oz)	171 g (6.03 oz)	169 g (5.96 oz)
SIM Type
-	-	Dual-SIM
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
-	-	LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM
Build Features
ClearBlack display	-	- Fingerprint Sensor - Metal Build - Dual Speakers - Dolby Technology Dolby Atmos
Notification LED
-	-	Yes

OS
Microsoft Windows Phone 8.1	Microsoft Windows Phone 8.1 with Lumia Denim	Android OS, v7.1 (Nougat)
Processor
Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400	Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400	Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8937 Snapdragon 430
GPU
Adreno 305	Adreno 305	Adreno 505
RAM
1 GB	1 GB	4 GB
Internal Memory
8 GB	8 GB	64 GB
External Memory
microSD, up to 128 GB	microSD, up to 128 GB	microSD, up to 128 GB

Type
AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display	IPS LCD capacitive touchscreen, Gorilla Glass 3, 2.5D Curved Glass
Colors
16M colors	16M colors	16M colors
Size
4.7 inches	5.7 inches	5.5 inches
Resolution
720 x 1280 pixels (312 ppi)	720 x 1280 pixels (259 ppi)	1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio
66.20%	68.88%	71.27%
Multi-Touch

3.5mm Jack

Radio
FM radio	FM radio	Stereo FM Radio with Recording
Games
Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker

Rear Camera
6.7 MP, Carl Zeiss optics	13 MP, 4128 x 3096 pixels	16 MP
Flash
LED flash	LED flash	Dual-LED (Dual Tone)
Features
Auto focus, 1/3.4'' Sensor Size, Geo-tagging, Face Detection, Panorama	Auto focus, Carl Zeiss Optics, 1/3'' Sensor Size	Phase Detection Autofocus, f/2.0 Aperture, 1.0um Sensor, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama, Time Lapse, Slow Motion
Video
1080p@30fps, stereo sound rec.	1080p@30fps	1080p@30fps
Front Camera
5 MP, 720p	5 MP, 1080p	8 MP, 1080p, 1.12um Sensor, f/2.0 Aperture, Large Wide-angle 84˚

GPRS
Yes	Yes	Yes
Edge
Up to 296 kbps	Yes	Yes
3G
HSDPA, 21.1 Mbps; HSUPA, 5.76 Mbps	HSPA 42.2/5.76 Mbps	HSPA, LTE, VoLTE
Bluetooth
v4.0, A2DP	v4.0, A2DP	v4.1, A2DP, LE
Wi-Fi
Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, DLNA, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB
microUSB v2.0	microUSB v2.0	microUSB v2.0, USB Host, Fast Charging
GPS
Yes, with A-GPS, GLONASS, Beidou	Yes, with A-GPS, GLONASS, Beidou	Yes, with A-GPS, GLONASS, BDS
Browser
HTML5	HTML5	HTML5