Bird D636 vs Siemens AF51
Bird D636
Siemens AF51
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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 announced2014-122005-11
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Status
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Design
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SIMMini-SIMMini-SIM
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Height105 mm79 mm
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Width45.6 mm41 mm
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Thickness12.2 mm19.6 mm
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Weight98.4 g80 g
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ColorsBlackDolphin Grey, Panther Black
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Display
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Display typeTFTCSTN
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Physical size1.9 inches-
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Resolution176 x 220 pixels130 x 130 pixels
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Pixel density148 ppi-
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Display colors26624066560
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Hardware
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Internal storage60 MB-
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Memory cardmicroSD
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Main camera
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Main camera1.3 MP
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Primary camera resolution1152 x 864 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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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Polyphonic(32) 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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USBYes
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Bluetooth
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GPSNoNo
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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 2.0WAP 1.2.1
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 1.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity600 mAh620 mAh
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Talk time3 h 20 min5 h
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Standby time120 h220 h