Celkon A9+ vs Yezz ZC20
Celkon A9+
Yezz ZC20
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2013-42014-11
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Status2013-52015-1
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height119.5 mm112 mm
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Width63 mm51.5 mm
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Thickness10.8 mm13.7 mm
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Weight53 g
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ColorsBlack, WhiteBlue, White
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size3.5 inches1.8 inches
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Resolution320 x 480 pixels128 x 160 pixels
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Pixel density165 ppi114 ppi
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Display colors-262144
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Hardware
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CPU1 GHz
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ChipsetSpreadtrum SC6820-
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Memory ROM512 MB-
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Memory RAM256 MB-
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Internal storage-8 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, v4.0 (Ice Cream Sandwich)-
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Main camera
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Main camera2 MP
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Primary camera resolution1600 x 1200 pixels-
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Primary camera videovideo-
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Selfie camera
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Secondary cameraYes-
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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, ringtones
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Multimedia
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Radio FMFM radioStereo FM 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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USBmicroUSB 2.0Yes
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BluetoothYes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMS-
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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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Browser
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HTMLYes-
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Browser-No
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh600 mAh
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Talk time5 h4 h 30 min
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Standby time260 h120 h
