Samsung Galaxy Discover S730M vs Samsung R640 Character
Samsung Galaxy Discover S730M
Samsung R640 Character
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 850, 1900CDMA2000 1x
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HSDPA speedHSDPA, 7.2 Mbps-
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Speed Yes-Yes
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2012-112011-7
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Status2012-112011-7
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Design
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SIMMini-SIMMini-SIM
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Height112.8 mm107 mm
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Width61.5 mm55 mm
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Thickness11.5 mm15 mm
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Weight122 g120 g
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Keyboard-QWERTY
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ColorsBlackElectric Blue
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Display
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Display typeTFT capacitive touchscreenTFT touchscreen
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Physical size3.5 inches2.8 inches
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Resolution320 x 480 pixels-
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Pixel density165 ppi-
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Display colors262144262144
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Hardware
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CPU800 MHz ARM Cortex-A5
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ChipsetQualcomm MSM7225A Snapdragon-
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GPUAdreno 200-
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Memory RAM512 MB-
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Internal storage4 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.0.4 (Ice Cream Sandwich)-
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Main camera
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Main camera3.15 MP1.3 MP
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Primary camera resolution2048 x 1536 pixels1280 x 1024 pixels
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Primary camera videovideono
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1300 mAh1000 mAh
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Talk time7 h 20 min5 h
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Standby time440 h288 h
