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Celkon
Celkon A21
Compare Celkon A21 and Lenovo K800

Celkon A21 vs Lenovo K800

Celkon A21
Celkon A21
Lenovo K800
Lenovo K800
Celkon A21
Lenovo K800
  • Network
  • 2G network
    GSM 900, 1800
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 2100
    HSDPA 850, 900, 2100, 1800
  • HSDPA speed
    HSDPA
    HSDPA, 21.1 Mbps
  • HSUPA speed
    -
    HSUPA, 5.76 Mbps
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2014-12
    2012-1
  • Status
    2014-12
    2012-9
  • Design
  • SIM
    Dual SIM (dual stand-by)
    Mini-SIM
  • Height
    124.8 mm
    130.5 mm
  • Width
    66.1 mm
    71.2 mm
  • Thickness
    10.8 mm
    11 mm
  • Weight
    115.3 g
    161 g
  • Colors
    Black, Blue, Red
    Black
  • Display
  • Display type
    Capacitive touchscreen
    IPS LCD capacitive touchscreen
  • Physical size
    4.0 inches
    4.5 inches
  • Resolution
    320 x 480 pixels
    720 x 1280 pixels
  • Pixel density
    144 ppi
    326 ppi
  • Display colors
    -
    16777216
  • Hardware
  • CPU
    Dual-core 1.2 GHz
    1.6 GHz
  • Chipset
    Mediatek MT6582
    Intel Atom Z2460
  • GPU
    -
    PowerVR SGX540
  • Memory ROM
    512 MB
    -
  • Memory RAM
    256 MB
    1 GB
  • Internal storage
    -
    16 GB
  • Memory card
    microSD
    microSD
  • Memory card max
    32 GB
    32 GB
  • OS
  • OS
    Android OS, v4.2.2 (Jelly Bean)
    Android OS, v2.3.7 (Gingerbread)
  • Main camera
  • Main camera
    3.15 MP
    8 MP
  • Primary camera resolution
    -
    3264 x 2448 pixels
  • Primary camera video
    video
    1080p@30fps
  • Primary camera Autofocus
    -
    autofocus
  • Primary camera flash
    -
    LED flash
  • Selfie camera
  • Secondary camera
    -
    Yes
  • Selfie camera
    1.3 MP
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, Polyphonic, MP3 ringtones
    Vibration; MP3, WAV ringtones
  • Multimedia
  • Radio
    -
    No
  • Radio FM
    FM radio
    -
  • Connectivity
  • WLAN
    Wi-Fi
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    -
    Yes
  • USB
    Yes
    microUSB 2.0
  • Bluetooth
    v4.0
    v2.1
  • Bluetooth A2DP
    -
    Yes
  • Bluetooth EDR
    -
    Yes
  • GPS
    No
    Yes, with A-GPS
  • Features
  • Messaging SMS
    SMS(threaded view)
    SMS(threaded view)
  • Messaging MMS
    MMS
    MMS
  • Messaging Email
    Email
    Email
  • Messaging IM
    -
    IM
  • Messaging Push Email
    -
    Push Mail
  • Java
    Yes, via Java MIDP emulator
    Yes, via Java MIDP emulator
  • Browser
  • HTML
    Yes
    HTML5
  • Adobe Flash
    -
    Yes
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    1500 mAh
    1900 mAh
  • Talk time
    -
    -
  • Talk time 3G
    8 h
    -
  • Standby time
    -
    -
  • Standby time 3G
    120 h
    -

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