Phone Comparison - Nokia Lumia 635 vs Nokia Lumia 830 vs Microsoft Lumia 950

general General Info

Manufacturer Nokia Nokia Microsoft
Announced April 2014 September 2014 October 2015
Status Available - May 2014 Available - September 2014 Available - November 2015
Price - - Rs. 27,300 ($399.00) [Similarly Priced]
Colors Orange, Yellow, White, Black Orange, green, white, black Black, White
Form Factor Candybar Candybar Candybar
Dimension 129.5 x 66.7 x 9.2 mm
(5.1 x 2.63 x 0.36 in)
139.4 x 70.7 x 8.5 mm
(5.49 x 2.78 x 0.33 in)
145 x 73.2 x 8.2 mm
(5.71 x 2.88 x 0.32 in)
Weight 134 g (4.73 oz) 150 g (5.29 oz) 150 g (5.29 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE LTE 800 / 900 / 1800 / 2100 / 2600 LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 40(2300)
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 Microsoft Windows 10
Processor Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Dual-core 1.82 GHz Cortex-A57 & quad-core 1.44 GHz Cortex-A53, Qualcomm MSM8992 Snapdragon 808
GPU Adreno 305 Adreno 305 Adreno 418
RAM 512 MB 1 GB 3 GB
Internal Memory 8 GB 16 GB 32 GB
External Memory microSD, up to 64 GB microSD, up to 128 GB microSD, up to 200 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 5.0 inches 5.2 inches
Resolution 480 x 854 pixels (218 ppi) 720 x 1280 pixels (294 ppi) 1440 x 2560 pixels (564 ppi)
Screen-to-Body Ratio 64.43% 69.80% 70.44%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592 х 1944 pixels 10 MP, Carl Zeiss Optics 20 MP, 4992 х 3744 pixels
Flash No LED Flash Carl Zeiss optics
Features Geo-tagging Auto focus, OIS, 1/3.4'' sensor size, PureView technology, geo-tagging, face detection, panorama 1/2.4' Sensor Size, 1.12 μm Pixel Size, PureView Technology, Dual Capture, Geo-tagging, Face Detection, Panorama, HDR
Video Yes, 720p@30fps 1080p@30fps, optical stabilization, stereo sound rec. 2160p@30fps, optical stabilization, stereo sound rec.
Front Camera No [Similar] 0.9 MP, 720p [Similar] 5 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Up to 296 kbps Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 Type-C 1.0 reversible connector
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 512 MB RAM 16 GB, 1 GB RAM 32 GB, 3 GB RAM
Expandable Storage microSD, up to 64 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 not supported NFC supported NFC supported

battery Battery

Type Li-Ion Battery Li-Ion Battery (BV-L4A) Li-Ion Battery
Capacity 1830 mAh 2200 mAh 3000 mAh
Stand by Up to 648 h Up to 528 h Up to 288 h (2G)
Up to 288 h (3G)
Talk Time Up to 12 h (2G)
Up to 14 h (3G)
Up to 12 h 54 min (2G)
Up to 14 h 48 min (3G)
Up to 23 h (2G)
Up to 18 h (3G)