Celkon A77 vs Celkon A9+
Celkon A77
Celkon A9+
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2012-122013-4
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Status2012-122013-5
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height118 mm119.5 mm
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Width61 mm63 mm
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Thickness13.5 mm10.8 mm
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Weight104 g
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ColorsBlack, WhiteBlack, White
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size3.5 inches3.5 inches
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Resolution320 x 420 pixels320 x 480 pixels
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Pixel density151 ppi165 ppi
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Hardware
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CPU1 GHz1 GHz
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Chipset-Spreadtrum SC6820
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Memory ROM-512 MB
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Memory RAM-256 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, v2.3 (Gingerbread)Android OS, v4.0 (Ice Cream Sandwich)
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraYesYes
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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, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesYes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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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 capacity1300 mAh1350 mAh
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Talk time4 h 45 min5 h
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Standby time130 h260 h
