Cat B15 Q vs Celkon C770 Dj
Cat B15 Q
Celkon C770 Dj
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100Yes
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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Speed Yes-Yes
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced20142014-12
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Status2014-6
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height125 mm118 mm
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Width69.5 mm52 mm
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Thickness15 mm12.9 mm
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Weight170 g
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ColorsBlackBlack/Red
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size4.0 inches2.4 inches
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Resolution480 x 800 pixels240 x 320 pixels
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Pixel density233 ppi167 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.3 GHz
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ChipsetMediatek MT6582M-
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GPUMali-400-
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Memory RAM1 GB-
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Internal storage4 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)-
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging-
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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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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0Yes
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Bluetoothv4.0Yes
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Bluetooth A2DPYes-
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bluetooth LEYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorNo
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SensorsAccelerometer, proximity-
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Browser
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HTMLYes-
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Browser-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh1350 mAh
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Talk time16 h9 h 10 min
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Standby time504 h350 h
