O2 XDA IIs vs Siemens A57
O2 XDA IIs
Siemens A57
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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GPRSYes
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EDGE
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Availability
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Oficially announced20042004
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Status
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Design
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SIMMini-SIMMini-SIM
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Height125 mm103 mm
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Width71 mm46 mm
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Thickness19 mm21.5 mm
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Weight210 g84 g
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KeyboardQWERTY-
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Colors-Cassis, Pebble
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Display
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Display typeTFT resistive touchscreenMonochrome graphic
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Physical size3.5 inches5 lines
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Resolution240 x 320 pixels101 x 64 pixels
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Pixel density114 ppi-
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Display colors66560-
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Hardware
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CPU0 MHz Intel XScale PXA263 40
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Memory ROM96 MB-
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Memory RAM128 MB-
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Memory cardMMC/SDIO
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OS
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OSMicrosoft Windows Mobile 2003 SE PocketPC-
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Main camera
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Primary camera resolution640 x 480 pixels-
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Primary camera videovideo-
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Selfie camera
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Secondary cameraNo-
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Sound
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3.5mm jackNoNo
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LoudspeakerYesNo
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NotificationsVibration; Downloadable polyphonic ringtonesVibration; Downloadable polyphonic ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b
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USBYes
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BluetoothYes
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InfraredYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMSMMS-
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmail-
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WAPWAP 2.0/xHTMLWAP 1.2.1
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JavaYesNo
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Browser
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HTMLHTML (PocketIE)-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1490 mAh700 mAh
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Talk time4 h2 h
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Standby time168 h250 h
