Samsung T639 vs Samsung X620
Samsung T639
Samsung X620
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkUMTS 1700-
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Speed YesYes-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2007-102005
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Status
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Design
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SIMMini-SIMMini-SIM
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Height94 mm106 mm
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Width38 mm45.5 mm
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Thickness17 mm20 mm
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Weight91 g71 g
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ColorsBlue, Cyan, Green, Red-
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Display
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Display typeTFTTFT
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Physical size2.2 inches1.7 inches
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Resolution176 x 220 pixels128 x 160 pixels
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Pixel density128 ppi121 ppi
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Display colors26214466560
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Hardware
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Internal storage30 MB3 MB
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Memory cardmicroSD
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Memory card max2 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 videovideono
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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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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLAN
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USBYes
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Bluetoothv2.0
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Bluetooth A2DPYes-
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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 EMS-EMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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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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Browser
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HTMLHTML (NetFront 3.4)-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity880 mAh800 mAh
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Talk time4 h6 h 30 min
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Standby time250 h300 h
