Alcatel OT-891 Soul vs Karbonn A7 Star
Alcatel OT-891 Soul
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 networkHSDPA 2100-
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HSDPA speedHSDPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20112014-12
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Status2014-12
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Design
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SIMMini-SIMDual SIM
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Height105 mm113 mm
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Width58 mm66 mm
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Thickness12.6 mm10.4 mm
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Weight100 g
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ColorsBlackWhite/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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Resolution320 x 240 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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CPU420 MHz1 GHz Dual-core ARM Cortex-A9
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ChipsetMediatek MT6516Mediatek MT6517
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GPU-PowerVR SGX531u
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Internal storage150 MB164 MB
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Memory cardmicroSDmicroSD
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Memory card max16 GB32 GB
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OS
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OSAndroid OS, v2.1 (Eclair)Android OS, v4.0 (Ice Cream Sandwich)
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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 802.11b, 802.11gWi-Fi
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USBmicroUSB 2.0Yes
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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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 EmailPush Email-
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WAPWAP 2.0/xHTML-
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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 capacity1000 mAh1400 mAh
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Talk time4 h5 h
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Standby time200 h135 h
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