Celkon Campus Buddy A404 vs Samsung Comment 2 R390C
Celkon Campus Buddy A404
Samsung Comment 2 R390C
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Network
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2G networkGSM 900, 1800CDMA 850, 1700, 1900, 2100
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3G networkHSDPA 2100-
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Speed YesYes-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-72012-10
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Status2014-72012-10
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Design
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SIMDual SIMMini-SIM
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Height126.5 mm110 mm
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Width64.2 mm61 mm
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Thickness9.8 mm10.9 mm
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Weight131 g95 g
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Keyboard-QWERTY
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ColorsBlack, WhiteBlack
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Display
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Display typeCapacitive touchscreenTFT
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Physical size4.0 inches2.4 inches
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Resolution480 x 800 pixels320 x 240 pixels
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Pixel density233 ppi167 ppi
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Display colors-262144
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Hardware
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CPUDual-core 1.3 GHz
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Memory RAM512 MB-
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Internal storage4 GB256 MB
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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, v4.2.2 (Jelly Bean)-
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Main camera
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Main camera3.15 MP2 MP
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Primary camera resolution2048 x 1536 pixels1600 x 1200 pixels
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Primary camera video720p176x144
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Primary camera flashLED flash-
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Camera featuresYes-
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Selfie camera
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Secondary camera-No
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Selfie camera1.3 MP
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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, MP3 ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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GPSYesNo
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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 EmailEmailEmail
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Messaging IM-IM
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WAP-WAP 2.0/xHTML
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JavaNoNo
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SensorsAccelerometer-
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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 capacity1500 mAh1000 mAh
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Talk time-4 h
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Standby time-264 h
