Siemens A51 vs VK Mobile VK2020

Siemens A51
Siemens A51
VK Mobile VK2020
VK Mobile VK2020
Siemens A51
VK Mobile VK2020
  • Network
  • 2G network
    GSM 900, 1800
    GSM 900, 1800, 1900
  • GPRS
    Yes
  • EDGE
  • Availability
  • Oficially announced
    2004
    2006-2
  • Status
  • Design
  • SIM
    Mini-SIM
    Mini-SIM
  • Height
    103 mm
    95 mm
  • Width
    46 mm
    47 mm
  • Thickness
    21 mm
    8.8 mm
  • Weight
    84 g
    53 g
  • Colors
    Urban Grey
    Black
  • Display
  • Display type
    Monochrome graphic
    OLED
  • Physical size
    5 lines
    -
  • Resolution
    101 x 64 pixels
    128 x 160 pixels
  • Display colors
    -
    262144
  • Hardware
  • Internal storage
    -
    64 MB
  • Memory card
  • Sound
  • 3.5mm jack
    No
    No
  • Loudspeaker
    No
    No
  • Notifications
    Downloadable polyphonic ringtones
    Vibration; Downloadable polyphonic ringtones
  • Multimedia
  • Radio
    No
    No
  • Connectivity
  • WLAN
  • USB
    1.1
  • Bluetooth
    Yes
  • GPS
    No
    No
  • Features
  • Messaging SMS
    SMS
    SMS
  • Messaging EMS
    EMS
    EMS
  • Messaging MMS
    -
    MMS
  • WAP
    WAP 1.2.1
    WAP 2.0/xHTML
  • Java
    No
    Yes
  • Java MIDP
    -
    MIDP 2.0
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    700 mAh
    -
  • Talk time
    5 h
    -
  • Standby time
    250 h
    -

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