Microsoft Lumia 640 Dual SIM vs Samsung I9100 Galaxy S II

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          General Info

          Manufacturer
          Microsoft Samsung
          Announced
          March 2015 February 2011
          Status
          Available - April 2015 Available - April 2011
          Price
          Rs. 8,999 ($132.34) [Similarly Priced] -
          Colors
          Yes Black, White, Pink
          Form Factor
          Candybar Candybar
          Dimension
          141.3 x 72.2 x 8.8 mm
          (5.56 x 2.84 x 0.35 in)
          125.3 x 66.1 x 8.5 mm
          (4.93 x 2.6 x 0.33 in)
          Weight
          145 g (5.11 oz) 116 g (4.09 oz)
          2G Network
          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
          Messaging
          SMS, MMS, Push Mail, EMail, IM SMS, MMS, IM

          Hardware and OS

          OS
          Microsoft Windows Phone 8.1 with Lumia Denim Android OS, v2.3 (Gingerbread), planned upgrade to v4.0
          Processor
          Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset [Similar]
          GPU
          Adreno 305 [Similar] Mali-400MP [Similar]
          RAM
          1 GB [Browse Similar] 1 GB [Browse Similar]
          Internal Memory
          8 GB 16 GB/32 GB storage
          External Memory
          microSD, up to 128 GB microSD, up to 32GB, 8 GB included

          Display

          Type
          IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display Super AMOLED Plus capacitive touchscreen
          Colors
          16M colors 16M colors
          Size
          5.0 inches [Similar] 4.3 inches [Similar]
          Resolution
          720 x 1280 pixels (294 ppi) [Similar] 480 x 800 pixels (217 ppi) [Similar]
          Screen-to-Body Ratio
          67.43% 63.52%
          Multi-Touch
          yes multi touch yes multi touch

          Camera

          Rear Camera
          8 MP, 3264 x 2448 pixels [Similar] 8 MP, 3264x2448 pixels [Similar]
          Flash
          LED flash LED flash
          Features
          Auto focus, 1/4'' Sensor Size Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization
          Video
          1080p@30fps Yes, 1080p@30fps
          Front Camera
          1 MP, 720p [Similar] Yes, 2 MP [Similar]

          Multimedia

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

          Connectivity and Data Rate

          GPRS
          Yes Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
          Edge
          Yes Class 12
          3G
          HSPA 42.2/5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
          Bluetooth
          v4.0, A2DP Yes, v3.0+HS
          Wi-Fi
          Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot
          USB
          microUSB v2.0 Yes, v2.0 microUSB (MHL), USB On-the-go
          GPS
          Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS support
          Browser
          HTML5 HTML

          User Memory

          Internal
          8 GB, 1 GB RAM 16GB/32GB storage, 1 GB RAM
          Expandable Storage
          microSD, up to 128 GB microSD, up to 32GB, 8 GB included
          USB OTG
          - Supported

          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 not supported NFC supported

          Battery

          Type
          Li-Ion Battery Standard battery, Li-Ion
          Capacity
          2500 mAh 1650 mAh
          Stand by
          Up to 840 h (2G)
          Up to 840 h (3G)
          Up to 710 h (2G)
          Up to 610 h (3G)
          Talk Time
          Up to 27 h 30 min (2G)
          Up to 20 h 30 min (3G)
          Up to 18 h 20 min (2G)
          Up to 8 h 40 min (3G)

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