Motorola EM28 vs Samsung R640 Character
Motorola EM28
Samsung R640 Character
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G network-CDMA2000 1x
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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 announced2009-22011-7
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Status2011-7
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Design
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SIMMini-SIMMini-SIM
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Height94 mm107 mm
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Width49.5 mm55 mm
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Thickness17 mm15 mm
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Weight90 g120 g
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Keyboard-QWERTY
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ColorsBlueElectric Blue
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Display
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Display typeTFTTFT touchscreen
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Physical size1.8 inches2.8 inches
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Resolution128 x 160 pixels-
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Pixel density114 ppi-
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Display colors66560262144
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Hardware
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Memory cardmicroSDmicroSD
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Memory card max2 GB32 GB
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Main camera
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Main camera1.3 MP1.3 MP
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Primary camera resolution1280 x 1024 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 jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration; MP3 ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio with RDS-
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Connectivity
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WLAN
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USBYesmicroUSB 2.0
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Bluetoothv2.0v2.1
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Bluetooth A2DPYesYes
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Bluetooth EDR-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMS-
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Messaging Email-Email
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYesNo
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Java MIDPMIDP 2.0-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity940 mAh1000 mAh
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Talk time7 h 30 min5 h
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Standby time250 h288 h
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Browser
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HTML-Yes
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