Alcatel OT 531 vs Siemens SX1
Alcatel OT 531
Siemens SX1
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2003-32003
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Status
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Design
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SIMMini-SIMMini-SIM
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Height116 mm109 mm
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Width47 mm56 mm
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Thickness20 mm19 mm
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Weight95 g116 g
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Colors3Ice blue
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Display
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Display typeCSTNTFD
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Physical size-2.2 inches
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Resolution128 x 141 pixels176 x 220 pixels
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Pixel density-128 ppi
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Display colors409666560
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Hardware
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CPU120 MHz ARM9
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Chipset-TI OMAP 310
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Internal storage-16 MB
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Memory cardMMC
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Sound
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3.5mm jackNoNo
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LoudspeakerYesNo
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NotificationsVibration; Polyphonic(16) ringtones, composerVibration; Downloadable polyphonic ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLAN
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USBYes
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Bluetoothv1.1
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InfraredYesYes
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GPSNoNo
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Features
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AlarmYesYes
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ClockYesYes
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Messaging SMSSMSSMS
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Messaging EMSEMSEMS
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Messaging MMS-MMS
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Messaging Email-Email
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WAPWAP 1.2.1 color image viewer (GIF, PNG, JPG)WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 1.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity900 mAh1000 mAh
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Talk time4 h4 h
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Standby time350 h300 h
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OS
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OS-Symbian OS v6.1
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Main camera
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Primary camera resolution-640 x 480 pixels
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Primary camera video-video
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Selfie camera
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Secondary camera-No