Celkon A20 vs Plum Ram Plus
Celkon A20
Plum Ram Plus
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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, 384 kbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-82015-6
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Status2013-82015-8
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Design
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SIMDual SIM (Mini-SIM)Dual SIM
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Height127.8 mm
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Width60.5 mm
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Thickness23.8 mm
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Weight188 g
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ColorsBlackBlack/Silver, Black/Red
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size4.0 inches2.0 inches
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Resolution480 x 800 pixels176 x 220 pixels
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Pixel density233 ppi141 ppi
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Display colors-262144
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Hardware
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CPUDual-core 1.2 GHz
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Chipset-Mediatek MT6261A
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Memory ROM256 MB-
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Memory RAM512 MB32 MB
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Internal storage-128 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, v4.2.0 (Jelly Bean)-
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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 pixels1280 x 1024 pixels
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Primary camera videovideovideo
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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, Polyphonic, MP3 ringtonesVibration, MP3, WAV ringtones
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.0
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GPSNoNo
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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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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1500 mAh2800 mAh
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Talk time-12 h
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Standby time-800 h
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Multimedia
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Radio FM-FM radio
