Celkon CT 7 vs Lenovo A820
Celkon CT 7
Lenovo A820
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Network
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2G networkGSM 900, 1800, 1900
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3G network-HSDPA 900, 2100
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-122014-12
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Status2014-12
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Design
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SIMNoDual SIM (Mini-SIM, dual stand-by)
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Height192 mm135 mm
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Width110 mm68.2 mm
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Thickness14 mm9.9 mm
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Weight151 g
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ColorsBlack, WhiteBlack
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Display
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Display typeCapacitive touchscreenIPS LCD capacitive touchscreen
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Physical size7.0 inches4.5 inches
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Resolution480 x 800 pixels540 x 960 pixels
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Pixel density133 ppi245 ppi
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Display colors-16777216
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Hardware
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CPU1 GHz1.2 GHz Quad-core ARM Cortex-A7
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Chipset-Mediatek MT6589
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GPU-PowerVR SGX544
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Memory RAM1 GB1 GB
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Internal storage8 GB4 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, v4.0.3 (Ice Cream Sandwich)Android OS, v4.1.2 (Jelly Bean)
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Main camera
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Main camera2 MP8 MP
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Primary camera resolution1600 x 1200 pixels3264 x 2448 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 cameraYesNo
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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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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTML-Yes
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3000 mAh2000 mAh
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Battery removableNon-removable-
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Talk time10 h-
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Standby time300 h-
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