Phone Comparison - Nokia Lumia 730 Dual SIM vs Microsoft Lumia 640 XL vs Nokia 6

general 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

hardware Hardware and OS

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

display Display

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 yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio Stereo FM Radio with Recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

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 [Similar] 5 MP, 1080p [Similar] 8 MP, 1080p, 1.12um Sensor, f/2.0 Aperture, Large Wide-angle 84˚ [Similar]

connectivity Connectivity and Data Rate

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

memory User Memory

Internal 8 GB, 1 GB RAM 8 GB, 1 GB RAM 64 GB, 4 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB microSD, up to 128 GB
USB OTG - - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Li-Ion Battery (BV-T5A) Li-Ion Battery Non-removable Li-Po Battery
Capacity 2200 mAh 3000 mAh 3000 mAh
Stand by Up to 600 h Up to 936 h (2G)
Up to 936 h (3G)
Up to 768 h (3G)
Talk Time Up to 22 h (2G)
Up to 17 h (3G)
Up to 31 h 20 min (2G)
Up to 23 h 40 min (3G)
Up to 18 h (3G)