Nokia Lumia 830 vs Microsoft Lumia 640 XL Dual SIM

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          General Info

          Manufacturer
          Nokia Microsoft
          Announced
          September 2014 March 2015
          Status
          Available - September 2014 Available - April 2015
          Price
          - Rs. 12,999 ($191.16) [Similarly Priced]
          Colors
          Orange, green, white, black Matte cyan, Orange, Black, Matte white, Glossy white
          Form Factor
          Candybar Candybar
          Dimension
          139.4 x 70.7 x 8.5 mm
          (5.49 x 2.78 x 0.33 in)
          157.9 x 81.5 x 9 mm
          (6.22 x 3.21 x 0.35 in)
          Weight
          150 g (5.29 oz) 171 g (6.03 oz)
          2G Network
          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
          4G Network
          LTE 800 / 900 / 1800 / 2100 / 2600 -
          Messaging
          SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
          Build Features
          ClearBlack display -

          Hardware and OS

          OS
          Microsoft Windows Phone 8.1 Microsoft Windows Phone 8.1 with Lumia Denim
          Processor
          Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar]
          GPU
          Adreno 305 [Similar] Adreno 305 [Similar]
          RAM
          1 GB [Browse Similar] 1 GB [Browse Similar]
          Internal Memory
          16 GB 8 GB
          External Memory
          microSD, up to 128 GB microSD, up to 128 GB

          Display

          Type
          IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
          Colors
          16M colors 16M colors
          Size
          5.0 inches [Similar] 5.7 inches [Similar]
          Resolution
          720 x 1280 pixels (294 ppi) [Similar] 720 x 1280 pixels (259 ppi) [Similar]
          Screen-to-Body Ratio
          69.80% 68.88%
          Multi-Touch
          yes multi touch yes multi touch

          Camera

          Rear Camera
          10 MP, Carl Zeiss Optics [Similar] 13 MP, 4128 x 3096 pixels [Similar]
          Flash
          LED Flash LED Flash
          Features
          Auto focus, OIS, 1/3.4'' sensor size, PureView technology, geo-tagging, face detection, panorama Auto focus, Carl Zeiss Optics, 1/3'' Sensor Size
          Video
          1080p@30fps, optical stabilization, stereo sound rec. 1080p@30fps
          Front Camera
          0.9 MP, 720p [Similar] 5 MP, 1080p [Similar]

          Multimedia

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

          Connectivity and Data Rate

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

          User Memory

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

          Sensors

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

          Battery

          Type
          Li-Ion Battery (BV-L4A) Li-Ion Battery
          Capacity
          2200 mAh 3000 mAh
          Stand by
          Up to 528 h Up to 936 h (2G)
          Up to 936 h (3G)
          Talk Time
          Up to 12 h 54 min (2G)
          Up to 14 h 48 min (3G)
          Up to 31 h 20 min (2G)
          Up to 23 h 40 min (3G)

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