Siemens AF51 vs Thuraya SG-2520
Siemens AF51
Thuraya SG-2520
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2005-112007-3
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Status
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Design
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SIMMini-SIMMini-SIM
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Height79 mm138.5 mm
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Width41 mm53 mm
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Thickness19.6 mm18.8 mm
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Weight80 g170 g
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ColorsDolphin Grey, Panther BlackDark Gray, Light Silver
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Display
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Display typeCSTNTFT
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Physical size-1.9 inches
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Resolution130 x 130 pixels176 x 220 pixels
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Pixel density-148 ppi
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Display colors66560262144
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Hardware
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Internal storage-128 MB
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Memory cardSD
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Memory card included-128 MB
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Sound
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3.5mm jackNoNo
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LoudspeakerYesNo
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NotificationsVibration; Polyphonic(32) ringtonesDownloadable polyphonic, MP3, WAV, MIDI ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLAN
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USB1.1
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Bluetoothv1.1
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Infrared-Yes
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GPSNoYes
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Features
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging Email-Email
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WAPWAP 1.2.1WAP 2.0/HTML
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JavaYesYes
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Java MIDPMIDP 1.0MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity620 mAh1280 mAh
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Talk time5 h4 h
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Standby time220 h75 h
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OS
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OS-WinCE 4.2
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Main camera
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Main camera1.3 MP
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Primary camera resolution-1280 x 1024 pixels
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Primary camera video-video
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Selfie camera
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Secondary camera-No
