Alcatel OT-905 vs Karbonn A7 Star
Alcatel OT-905
Karbonn A7 Star
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkUMTS 900, 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 announced2011-22014-12
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Status2011-52014-12
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Design
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SIMMini-SIMDual SIM
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Height109.8 mm113 mm
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Width58 mm66 mm
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Thickness12.4 mm10.4 mm
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Weight96.4 g
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ColorsAubergine, Black, Cyber blueWhite/Black
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Display
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Display typeTFT resistive touchscreenCapacitive touchscreen
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Physical size2.8 inches4.5 inches
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Resolution240 x 320 pixels480 x 854 pixels
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Pixel density143 ppi218 ppi
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Display colors262144-
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Hardware
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CPU245 MHz1 GHz Dual-core ARM Cortex-A9
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Chipset-Mediatek MT6517
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GPU-PowerVR SGX531u
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Internal storage50 MB164 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Main camera
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Main camera2 MP5 MP
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Primary camera resolution1600 x 1200 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNoYes
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration, MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLANWi-Fi
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USBmicroUSB 2.0Yes
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS(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 EmailPush Email-
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WAPWAP 2.0/xHTML-
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JavaYesYes, via Java MIDP emulator
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Java MIDPMIDP 2.0-
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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 capacity850 mAh1400 mAh
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Talk time6 h5 h
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Standby time600 h135 h
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OS
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OS-Android OS, v4.0 (Ice Cream Sandwich)
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