Samsung i640 vs Sharp 904
Samsung i640
Sharp 904
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 2100UMTS 2100
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HSDPA speedHSDPA, 3.6 Mbps-
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2008-22006-2
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Status
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Design
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SIMMini-SIMMini-SIM
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Height94.4 mm104 mm
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Width61 mm50 mm
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Thickness16.9 mm28 mm
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Weight148 g151 g
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KeyboardQWERTY-
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ColorsSilverBlack, Blue, Violet
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Display
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Display typeTFTTFT
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Physical size2.4 inches2.4 inches
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Resolution320 x 240 pixels480 x 640 pixels
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Pixel density167 ppi333 ppi
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Display colors66560262144
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Hardware
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CPU32-bit 416 MHz
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Memory ROM128 MB-
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Memory RAM64 MB-
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Internal storage-20 MB
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Memory cardmicroSDminiSD
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OS
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OSMicrosoft Windows Mobile 6.0 Standard-
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Main camera
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Main camera2 MP3.15 MP, optical zoom
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraVGA camera-
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Secondary camera videocalling-videocalling
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic 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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USB1.1Yes
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Bluetoothv2.0Yes
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Infrared-Yes
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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 MessagingInstant MessagingInstant Messaging
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Messaging EmailEmailEmail
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WAPWAP 2.0/xHTMLYes
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1000 mAh-
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Talk time6 h4 h 40 min
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Standby time250 h350 h
