Huawei U8300 vs Karbonn KT21 Express
Huawei U8300
Karbonn KT21 Express
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Network
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2G networkGSM 850, 900, 1800, 1900GSM
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3G networkHSDPA 900, 2100-
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HSDPA speedHSDPA, 7.2 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-22014-12
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Status2010-7
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height94 mm
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Width64 mm
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Thickness11 mm
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Weight104 g
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KeyboardQWERTY-
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ColorsGreen, Yellow and PurpleBlack
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Display
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Display typeTFT touchscreenTFT capacitive touchscreen
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Physical size2.6 inches2.8 inches
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Resolution320 x 240 pixels-
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Pixel density154 ppi-
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Display colors262144-
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Hardware
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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)-
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Main camera
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Main camera3.15 MP3.15 MP
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Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration, Polyphonic(64), MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Radio recording-FM recording
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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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
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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JavaYes, via Java MIDP emulatorYes
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Browser
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HTMLYes-
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Browser-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity930 mAh1000 mAh
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Talk time5 h-
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Standby time450 h-
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