Celkon A900 vs Panasonic P81
Celkon A900
Panasonic P81
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speedHSDPAHSDPA, 21 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2012-112014-6
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Status2012-112014-6
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Micro-SIM, dual stand-by)
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Height152.8 mm
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Width81.7 mm
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Thickness10.2 mm
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Weight185 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches5.5 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density187 ppi267 ppi
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Display colors-16777216
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Hardware
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CPU1 GHz1.7 GHz Octa-core ARM Cortex-A7
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Chipset-Mediatek MT6592
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GPU-Mali-450MP4
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Internal storage-8 GB
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Memory RAM-1 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v2.3.6 (Gingerbread)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera5 MP13 MP
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Primary camera resolution2592 x 1944 pixels4160 x 3120 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraYes-
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Selfie camera2 MP
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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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Multimedia
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Radio FMFM radioFM radio with RDS
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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GPSYesYes, 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 Email-Push Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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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 capacity2000 mAh2500 mAh
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Battery removable-Non-removable
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Talk time8 h 20 min-
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Standby time350 h-
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