Celkon A40 vs Plum Ram 4
Celkon A40
Plum Ram 4
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-12016-4
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Status2014-12016-4
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Design
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SIMDual SIMDual SIM
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Height126.2 mm133 mm
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Width64 mm61 mm
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Thickness10.8 mm19.3 mm
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Weight126.5 g107.3 g
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ColorsBlue, White, YellowBlack, Orange
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Display
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Display typeTFT 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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CPUDual-core 1.3 GHz
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Chipset-Mediatek MT6261D
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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, v4.2.2 (Jelly Bean)-
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Main camera
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Main camera5 MP1.3 MP
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Primary camera resolution2592 x 1944 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 jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv4.0
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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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Messaging IMIM-
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WAP-WAP 2.0/xHTML
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JavaNoNo
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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 capacity1500 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
