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Microsoft Lumia 640 LTE Dual SIM
Compare Microsoft Lumia 640 LTE Dual SIM and NIU C21A

Microsoft Lumia 640 LTE Dual SIM vs NIU C21A

Microsoft Lumia 640 LTE Dual SIM
Microsoft Lumia 640 LTE Dual SIM
NIU C21A
NIU C21A
Microsoft Lumia 640 LTE Dual SIM
NIU C21A
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1700, 1900, 2100
    -
  • HSDPA speed
    42.2 Mbps
    -
  • HSUPA speed
    5.76 Mbps
    -
  • LTE speed
    LTE, Cat4, 150 Mbps download, 50 Mbps upload
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
  • Availability
  • Oficially announced
    2015-3
    2013-3
  • Status
    2015-4
    2013-4
  • Design
  • SIM
    Dual SIM (Micro-SIM, dual stand-by)
    Dual SIM (Mini-SIM)
  • Height
    141.3 mm
    106 mm
  • Width
    72.2 mm
    45 mm
  • Thickness
    8.8 mm
    14.5 mm
  • Weight
    145 g
    73 g
  • Colors
    Glossy cyan, Matte black, Orange, White
    Black, Blue, Fuchsia, Green, Purple, Red, White
  • Display
  • Display type
    IPS LCD capacitive touchscreen
    TFT
  • Physical size
    5.0 inches
    1.8 inches
  • Resolution
    720 x 1280 pixels
    128 x 160 pixels
  • Pixel density
    294 ppi
    114 ppi
  • Display colors
    16777216
    262144
  • Hardware
  • CPU
    Quad-core 1.2 GHz ARM Cortex-A7
  • Chipset
    Qualcomm Snapdragon 400
    -
  • GPU
    Adreno 305
    -
  • Memory RAM
    1 GB
    -
  • Internal storage
    8 GB
    64 Mbit
  • Memory card
    microSD
    microSD
  • Memory card max
    128 GB
    32 GB
  • OS
  • OS
    Microsoft Windows Phone 8.1 with Lumia Denim
    -
  • Main camera
  • Main camera
    8 MP
  • Primary camera resolution
    3264 x 2448 pixels
    640 x 480 pixels
  • Primary camera video
    1080p@30fps
    no
  • Primary camera Autofocus
    autofocus
    -
  • Primary camera flash
    LED flash
    -
  • Camera features
    1/4'' sensor size
    No
  • Selfie camera
  • Secondary camera
    -
    No
  • Selfie camera
    1 MP
  • Selfie camera video
    720p
    -
  • Sound
  • 3.5mm jack
    Yes
    No
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; MP3, WAV ringtones
    Vibration, Polyphonic
  • Multimedia
  • Radio FM
    FM radio
    Stereo FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    Yes
    -
  • WLAN DLNA
    Yes
    -
  • USB
    microUSB 2.0
    Yes
  • Bluetooth
    v4.0
    v2.0
  • Bluetooth A2DP
    Yes
    -
  • GPS
    Yes, with A-GPS
    No
  • GLONASS
    Yes
    -
  • GPS Navigator
    Beidou
    -
  • Features
  • Messaging SMS
    SMS(threaded view)
    SMS
  • Messaging MMS
    MMS
    -
  • Messaging Email
    Email
    -
  • Messaging IM
    IM
    IM
  • Messaging Push Email
    Push Email
    -
  • WAP
    -
    Yes
  • Java
    No
    No
  • Sensors
    Accelerometer, compass, proximity
    -
  • Browser
  • HTML
    HTML5
    -
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    2500 mAh
    600 mAh
  • Talk time
    -
    4 h
  • Talk time 2G
    26 h 30 min
    -
  • Talk time 3G
    17 h 30 min
    -
  • Standby time
    -
    200 h
  • Standby time 2G
    864 h
    -
  • Standby time 3G
    864 h
    -

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