Celkon A20 vs Nokia Lumia 505
Celkon A20
Nokia Lumia 505
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 1900
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HSDPA speed-HSDPA, 7.2 Mbps
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HSUPA speed-HSUPA
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Speed YesYes, 384 kbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-82012-12
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Status2013-82013-1
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Design
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SIMDual SIM (Mini-SIM)Micro-SIM
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Height118.1 mm
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Width61.2 mm
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Thickness11.3 mm
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Weight131 g
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ColorsBlackBlack, Pink, Red, White
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Display
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Display typeTFT capacitive touchscreenAMOLED capacitive touchscreen
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Physical size4.0 inches3.7 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density233 ppi252 ppi
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Display colors-66560
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Hardware
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CPUDual-core 1.2 GHz800 MHz
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Memory ROM256 MB-
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Memory RAM512 MB256 MB
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Internal storage-4 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v4.2.0 (Jelly Bean)Microsoft Windows Phone 7.8
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Main camera
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Main camera3.15 MP8 MP
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Primary camera resolution2048 x 1536 pixels3264 x 2448 pixels
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Primary camera videovideo480p@30fps
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth EDR-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh1300 mAh
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Talk time--
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Talk time 2G-7 h 30 min
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Talk time 3G-7 h 15 min
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Standby time--
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Standby time 2G-670 h
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Standby time 3G-600 h
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Multimedia
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Radio FM-Stereo FM radio
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