BenQ-Siemens EF51 vs Motorola E680i
BenQ-Siemens EF51
Motorola E680i
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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 announced2006-22005-3
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Status
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Design
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SIMMini-SIMMini-SIM
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Height89 mm109 mm
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Width49 mm53.8 mm
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Thickness18 mm20.5 mm
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Weight95 g133 g
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ColorsBlack, Flashy White-
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Display
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Display typeTFTTFT resistive touchscreen
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Physical size2.2 inches2.5 inches
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Resolution120 x 128 pixels240 x 320 pixels
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Pixel density80 ppi160 ppi
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Display colors26214466560
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Hardware
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CPU0 MHz Intel XScale 30
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Internal storage20 MB50 MB
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Memory cardminiSDMMC/SD
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Memory card max-2 GB
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Main camera
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Main camera1.3 MP
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Primary camera resolution1280 x 1024 pixels640 x 480 pixels
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Primary camera videonovideo
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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, with stereo speakers
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLAN
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USBYesYes
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Bluetoothv1.2v1.1
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Bluetooth A2DPYesYes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Instant Messaging-Instant Messaging
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Messaging Email-EMail
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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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 capacity870 mAh-
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Talk time4 h3 h
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Standby time200 h180 h
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OS
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OS-Linux
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