Samsung i900 Omnia vs i-mobile 638CG
Samsung i900 Omnia
i-mobile 638CG
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 2100-
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HSDPA speedHSDPA, 7.2 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2008-72009
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Status
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height112 mm113 mm
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Width56.9 mm51 mm
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Thickness12.5 mm14.5 mm
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Weight122 g
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ColorsModern BlackBlack
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Display
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Display typeTFT resistive touchscreenTFT
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Physical size3.2 inches2.4 inches
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Resolution240 x 400 pixels240 x 320 pixels
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Pixel density146 ppi167 ppi
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Display colors262144262144
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Hardware
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CPU4 MHz Marvell PXA312 62
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Memory ROM256 MB-
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Memory RAM128 MB-
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Internal storage8,16 GB25 MB
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Memory cardmicroSDmicroSD
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Memory card max16 GB8 GB
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OS
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OSMicrosoft Windows Mobile 6.1 Professional-
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Main camera
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Main camera5 MP3.15 MP
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Primary camera resolution2592 x 1944 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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Secondary camera videocallingvideocalling-
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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; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USB2.0Yes
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Bluetoothv2.0Yes
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging EMSEMSEMS
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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/xHTML
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JavaYesNo
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Java MIDPMIDP 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 capacity1440 mAh1050 mAh
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Talk time-8 h 30 min
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Talk time 2G5 h 50 min-
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Talk time 3G6 h 30 min-
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Standby time-400 h
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Standby time 2G500 h-
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Standby time 3G450 h-
