Phone Comparison - Nokia Lumia 830 vs Microsoft Lumia 640 Dual SIM vs Microsoft Lumia 550

general General Info

Manufacturer Nokia Microsoft Microsoft
Announced September 2014 March 2015 October 2015
Status Available - September 2014 Available - April 2015 Available - December 2015
Price - Rs. 8,999 ($132.34) [Similarly Priced] Rs. 7,999 ($117.63) [Similarly Priced]
Colors Orange, green, white, black Yes Black, White
Form Factor Candybar Candybar Candybar
Dimension 139.4 x 70.7 x 8.5 mm
(5.49 x 2.78 x 0.33 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
136.1 x 67.8 x 9.9 mm
(5.36 x 2.67 x 0.39 in)
Weight 150 g (5.29 oz) 145 g (5.11 oz) 141.9 (4.97.0.32)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE 800 / 900 / 1800 / 2100 / 2600 - LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features ClearBlack display - -

hardware Hardware and OS

OS Microsoft Windows Phone 8.1 Microsoft Windows Phone 8.1 with Lumia Denim Microsoft Windows 10
Processor Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.1 GHz Cortex-A7, Qualcomm MSM8909 Snapdragon 210
GPU Adreno 305 Adreno 305 Adreno 304
RAM 1 GB 1 GB 1 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB microSD, up to 200 GB

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 4.7 inches
Resolution 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (315 ppi)
Screen-to-Body Ratio 69.80% 67.43% 64.94%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 10 MP, Carl Zeiss Optics 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels
Flash LED Flash LED flash LED flash
Features Auto focus, OIS, 1/3.4'' sensor size, PureView technology, geo-tagging, face detection, panorama Auto focus, 1/4'' Sensor Size Auto focus, 1/4' Sensor Size, Geo-tagging, Touch Focus
Video 1080p@30fps, optical stabilization, stereo sound rec. 1080p@30fps 720p@30fps
Front Camera 0.9 MP, 720p [Similar] 1 MP, 720p [Similar] 2 MP, 480p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Up to 296 kbps Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP v4.0, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 1 GB RAM 8 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB microSD, up to 200 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not 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 not supported NFC not supported

battery Battery

Type Li-Ion Battery (BV-L4A) Li-Ion Battery Li-Ion Battery
Capacity 2200 mAh 2500 mAh 2100 mAh
Stand by Up to 528 h Up to 840 h (2G)
Up to 840 h (3G)
Up to 672 h (2G)
Up to 672 h (3G)
Talk Time Up to 12 h 54 min (2G)
Up to 14 h 48 min (3G)
Up to 27 h 30 min (2G)
Up to 20 h 30 min (3G)
Up to 16 h (2G)
Up to 14 h (3G)