Karbonn A4 vs Karbonn Smart Tab 9
Karbonn A4
Karbonn Smart Tab 9
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Network
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2G networkGSM 850, 1900
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3G networkHSDPA 900, 2100-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYes
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EDGEYes
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Availability
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Status2013-32014-12
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Oficially announced2013-32014-12
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Design
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SIMDual SIM (Mini-SIM)No
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Height124.8 mm
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Width66 mm
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Thickness9.5 mm
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Weight75 g
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ColorsWhite/BlackBlack/White
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches9.0 inches
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Resolution320 x 480 pixels480 x 800 pixels
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Pixel density144 ppi104 ppi
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Display colors262144-
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Hardware
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CPU1.2 GHz
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Internal storage256, 512 MB2 GB
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Memory RAM-512 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, v2.3.6 (Gingerbread)Android OS, v4.0.4 (Ice Cream Sandwich)
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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 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 ringtonesN/A
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBYesYes
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BluetoothYesYes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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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 capacity1400 mAh4000 mAh
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Battery removable-Non-removable
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Talk time4 h 20 min6 h
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Standby time250 h-
