Amazon Fire HD 7 vs Celkon C770 Dj
Amazon Fire HD 7
Celkon C770 Dj
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G network-Yes
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Speed Yes-Yes
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GPRSYes
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EDGE
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Availability
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Oficially announced2014-92014-12
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Status2014-10
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Design
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SIMNoDual SIM (Mini-SIM)
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Height191 mm118 mm
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Width128 mm52 mm
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Thickness10.6 mm12.9 mm
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Weight337 g
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ColorsBlack, Citron, Cobalt, Magenta, WhiteBlack/Red
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size7.0 inches2.4 inches
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Resolution800 x 1280 pixels240 x 320 pixels
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Pixel density216 ppi167 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.5 GHz
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Internal storage8, 16 GB-
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Memory RAM1 GB-
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Memory cardmicroSD
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Memory card max-16 GB
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OS
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OSAndroid OS, v4.4 (KitKat)-
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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 video1080pvideo
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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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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USBv2.0(Slimport)Yes
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BluetoothYesYes
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GPSNoNo
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Features
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Messaging SMS-SMS
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Messaging MMS-MMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaNoNo
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SensorsAccelerometer, gyro-
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Browser
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HTMLHTML5-
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Browser-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-1350 mAh
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Battery removableNon-removable-
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Talk time8 h9 h 10 min
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Standby time-350 h
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