Samsung i780 vs ZTE X990
Samsung i780
ZTE X990
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100-
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HSDPA speedHSDPA, 3.6 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2008-22010-3
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Status2010-3
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Design
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SIMMini-SIMMini-SIM
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Height115.9 mm107 mm
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Width61.3 mm61 mm
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Thickness12.9 mm12 mm
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Weight120 g90 g
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KeyboardQWERTYQWERTY
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ColorsBlackWhite
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Display
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Display typeTFT resistive touchscreenTFT resistive touchscreen
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Physical size2.55 inches2.5 inches
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Resolution320 x 320 pixels320 x 240 pixels
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Pixel density177 ppi160 ppi
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Display colors66560262144
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Hardware
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CPU32-bit 4 MHz
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Memory ROM256 MB-
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Memory RAM128 MB-
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Internal storage-5 MB
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Memory cardmicroSDmicroSD
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Memory card max-8 GB
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OS
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OSMicrosoft Windows Mobile 6.0 ProfessionalMicrosoft Windows Mobile 6.5 Professional
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraVGA 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; MP3, ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYesmicroUSB 2.0
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Bluetoothv2.0v2.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEMailEmail
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Messaging IM-IM
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WAPWAP 2.0 / HTMLWAP 2.0/xHTML
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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OperaOpera Mobile 8.65-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1480 mAh-
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Talk time7 h8 h
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Standby time400 h480 h
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Browser
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HTML-Yes
