BenQ-Siemens M81 vs Bird D636
BenQ-Siemens M81
Bird D636
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2006-62014-12
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Status
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Design
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SIMMini-SIMMini-SIM
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Height105.3 mm105 mm
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Width47.5 mm45.6 mm
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Thickness18.4 mm12.2 mm
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Weight96 g98.4 g
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ColorsGraphite Black, Steel BlueBlack
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Display
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Display typeTFTTFT
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Physical size1.8 inches1.9 inches
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Resolution132 x 176 pixels176 x 220 pixels
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Pixel density122 ppi148 ppi
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Display colors262144266240
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Hardware
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Internal storage27 MB60 MB
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Memory cardRS-MMCmicroSD
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Main camera
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Main camera1.3 MP1.3 MP
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Primary camera resolution1280 x 1024 pixels1152 x 864 pixels
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Primary camera videovideovideo
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Primary camera flashLED flash-
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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, MP3 ringtonesVibration; Downloadable polyphonic, MP3 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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USB2.0Yes
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BluetoothYes
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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 MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEMail-
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WAPWAP 2.0/xHTMLWAP 2.0
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity820 mAh600 mAh
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Talk time5 h3 h 20 min
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Standby time300 h120 h
