Celkon C770 Dj vs Micromax X40
Celkon C770 Dj
Micromax X40
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkYes-
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Speed YesYes-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-122014-12
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Status
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM, dual stand-by)
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Height118 mm117 mm
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Width52 mm51 mm
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Thickness12.9 mm17 mm
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Weight148 g
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ColorsBlack/RedBrown
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Display
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Display typeTFTTFT
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Physical size2.4 inches-
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Resolution240 x 320 pixels240 x 320 pixels
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Pixel density167 ppi-
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Display colors-262144
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Hardware
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Internal storage-80 MB
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Memory cardmicroSDmicroSD
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Memory card max16 GB8 GB
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLAN
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USBYesYes
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BluetoothYesYes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging IM-IM
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WAP-WAP 2.0/xHTML
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JavaNoYes
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Browser
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh1000 mAh
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Talk time9 h 10 min2 h 30 min
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Standby time350 h200 h
