Samsung J630 vs Samsung U450 DoubleTake
Samsung J630
Samsung U450 DoubleTake
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G networkUMTS 2100CDMA2000 1x
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Speed YesYes, 384 kbpsYes
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GPRSYes
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EDGE
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Availability
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Oficially announced2008-32009-7
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Status2009-7
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Design
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SIMMini-SIMMini-SIM
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Height100.7 mm108 mm
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Width50.5 mm53 mm
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Thickness12.9 mm17 mm
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Weight88 g100 g
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Keyboard-QWERTY
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ColorsGrayBlack, Red
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Display
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Display typeTFTTFT
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Physical size2.2 inches2.1 inches
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Resolution176 x 220 pixels176 x 220 pixels
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Pixel density128 ppi134 ppi
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Display colors262144262144
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Hardware
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Internal storage40 MB-
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Memory cardmicroSDmicroSD
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Main camera
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Main camera2 MP1.3 MP
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Primary camera resolution1600 x 1200 pixels1280 x 1024 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, MP3 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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USB2.0microUSB 2.0
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Bluetoothv2.0v2.1
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Bluetooth A2DP-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging EMSEMS-
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IM-IM
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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 type-Li-Ion
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Battery capacity-960 mAh
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Talk time3 h5 h
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Standby time250 h300 h
