Alcatel OT 556 vs BenQ-Siemens P51
Alcatel OT 556
BenQ-Siemens P51
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced20042006-3
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Status
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Design
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SIMMini-SIMMini-SIM
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Height108 mm122 mm
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Width48 mm60 mm
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Thickness21 mm20 mm
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Weight93 g170 g
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Keyboard-QWERTY
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Colors--
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Display
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Display typeCSTNTFT resistive touchscreen
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Physical size-2.8 inches
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Resolution128 x 160 pixels240 x 320 pixels
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Pixel density-143 ppi
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Display colors66560262144
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Hardware
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CPU32-bit 416 MHz
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Memory ROM-192 MB
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Internal storage2 MB-
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Memory RAM-64 MB
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Memory cardMMC/SDIO
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Main camera
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Main camera1.3 MP
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Primary camera resolution640 x 480 pixels1280 x 1024 pixels
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Primary camera videonoQCIF
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsVibration; Downloadable polyphonic ringtones, composerVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYes
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Bluetoothv1.2
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Bluetooth A2DP-Yes
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InfraredYes-
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GPSNoYes
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Features
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Messaging SMSSMSSMS
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Messaging EMSEMS-
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Messaging MMSMMSMMS
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYesYes
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Java MIDP-MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity800 mAh1370 mAh
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Talk time6 h4 h
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Standby time270 h150 h
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OS
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OS-Microsoft Windows Mobile 5.0 PocketPC
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Browser
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HTML-Yes
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