Celkon Campus Colt A401 vs Plum Ram 4
Celkon Campus Colt A401
Plum Ram 4
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100-
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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 announced2014-102016-4
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Status2014-102016-4
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Design
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SIMDual SIMDual SIM
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Height124.9 mm133 mm
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Width64 mm61 mm
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Thickness10.4 mm19.3 mm
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Weight107.3 g
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ColorsBlack, Blue, WhiteBlack, Orange
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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 pixels240 x 320 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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CPU1 GHz
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ChipsetSpreadtrum SC7715Mediatek MT6261D
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GPUMali-400-
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Memory RAM512 MB32 MB
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Internal storage4 GB32 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, v4.4.2 (KitKat)-
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Main camera
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Main camera3.15 MP1.3 MP
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Primary camera resolution2048 x 1536 pixels-
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Primary camera videovideovideo
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Primary camera flashLED flash-
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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; MP3, WAV ringtonesVibration, MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Radio antenna-built-in antenna
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Connectivity
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WLANWi-Fi
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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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 EmailEmail-
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WAP-WAP 2.0/xHTML
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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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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1400 mAh2700 mAh
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Battery removable-Removable
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Talk time-24 h
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Standby time-900 h
