Samsung R640 Character vs Vodafone Chat 655
Samsung R640 Character
Vodafone Chat 655
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Network
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2G networkCDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkCDMA2000 1xHSDPA 2100
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HSDPA speed-HSDPA
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Speed YesYes-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2011-72014-12
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Status2011-72014-12
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Design
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SIMMini-SIMMini-SIM
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Height107 mm112 mm
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Width55 mm61.1 mm
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Thickness15 mm11 mm
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Weight120 g104 g
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KeyboardQWERTYQWERTY
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ColorsElectric BlueGray
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Display
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Display typeTFT touchscreenTFT
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Physical size2.8 inches2.4 inches
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Resolution-320 x 240 pixels
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Pixel density-167 ppi
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Display colors262144-
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Hardware
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Internal storage-64 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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Main camera
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Main camera1.3 MP2 MP
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Primary camera resolution1280 x 1024 pixels1600 x 1200 pixels
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Primary camera videonovideo
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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 ringtonesVibration, MP3 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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WLANWi-Fi
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USBmicroUSB 2.02.0
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSNoYes
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IM-IM
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WAPWAP 2.0/xHTML-
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JavaNoYes
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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 capacity1000 mAh-
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Talk time5 h5 h
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Standby time288 h509 h
