Celkon A900 vs Lenovo A789
Celkon A900
Lenovo A789
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 2100
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HSDPA speedHSDPAHSDPA
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HSUPA speed-HSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2012-112012-6
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Status2012-112012-8
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height152.8 mm126.6 mm
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Width81.7 mm65.4 mm
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Thickness10.2 mm13.2 mm
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Weight185 g154.8 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size5.0 inches4.0 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density187 ppi233 ppi
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Display colors-16777216
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Hardware
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CPU1 GHz1 GHz Dual-core ARM Cortex-A9
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Chipset-Mediatek MT6577
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GPU-PowerVR SGX531u
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Memory RAM-512 MB
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Internal storage-4 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, v4.0.4 (Ice Cream Sandwich)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
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Primary camera videovideo720p
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Primary camera Autofocus-autofocus
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Selfie camera
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Secondary cameraYesVGA camera
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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
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Radio transmitter-FM transmitter
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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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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesYes
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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 Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh2000 mAh
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Talk time8 h 20 min-
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Standby time350 h-
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