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Celkon
Celkon C297
Compare Celkon C297 and Microsoft Lumia 640 LTE Dual SIM

Celkon C297 vs Microsoft Lumia 640 LTE Dual SIM

Celkon C297
Celkon C297
Microsoft Lumia 640 LTE Dual SIM
Microsoft Lumia 640 LTE Dual SIM
Celkon C297
Microsoft Lumia 640 LTE Dual SIM
  • Network
  • 2G network
    GSM 900, 1800
    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
    2013-8
    2015-3
  • Status
    2013-8
    2015-4
  • Design
  • SIM
    Dual SIM (Mini-SIM, dual stand-by)
    Dual SIM (Micro-SIM, dual stand-by)
  • Height
    141.3 mm
  • Width
    72.2 mm
  • Thickness
    8.8 mm
  • Weight
    145 g
  • Colors
    Black
    Glossy cyan, Matte black, Orange, White
  • Display
  • Display type
    TFT
    IPS LCD capacitive touchscreen
  • Physical size
    2.4 inches
    5.0 inches
  • Resolution
    240 x 320 pixels
    720 x 1280 pixels
  • Pixel density
    167 ppi
    294 ppi
  • Display colors
    -
    16777216
  • 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
  • Memory card
    microSD
    microSD
  • Memory card max
    8 GB
    128 GB
  • Main camera
  • Main camera
    1.3 MP
    8 MP
  • Primary camera resolution
    1280 x 1024 pixels
    3264 x 2448 pixels
  • Primary camera video
    video
    1080p@30fps
  • Primary camera Autofocus
    -
    autofocus
  • Primary camera flash
    -
    LED flash
  • Camera features
    -
    1/4'' sensor size
  • Selfie camera
  • Secondary camera
    No
    -
  • Selfie camera
    1 MP
  • Selfie camera video
    -
    720p
  • Sound
  • 3.5mm jack
    -
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, Polyphonic, MP3 ringtones
    Vibration; MP3, WAV ringtones
  • Multimedia
  • Radio FM
    FM radio
    FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN DLNA
    -
    Yes
  • USB
    Yes
    microUSB 2.0
  • Bluetooth
    Yes
    v4.0
  • Bluetooth A2DP
    -
    Yes
  • GPS
    No
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • GPS Navigator
    -
    Beidou
  • Features
  • Messaging SMS
    SMS
    SMS(threaded view)
  • Messaging MMS
    -
    MMS
  • Messaging Email
    -
    Email
  • Messaging IM
    -
    IM
  • Messaging Push Email
    -
    Push Email
  • Java
    No
    No
  • Sensors
    -
    Accelerometer, compass, proximity
  • Browser
  • HTML
    -
    HTML5
  • Browser
    No
    -
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    1000 mAh
    2500 mAh
  • Talk time
    -
    -
  • Talk time 2G
    -
    26 h 30 min
  • Talk time 3G
    -
    17 h 30 min
  • Standby time
    -
    -
  • Standby time 2G
    -
    864 h
  • Standby time 3G
    -
    864 h
  • OS
  • OS
    -
    Microsoft Windows Phone 8.1 with Lumia Denim

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