Siemens A51 vs i-mate JAMin
Siemens A51
i-mate JAMin
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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GPRSYes
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EDGEYes
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Availability
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Oficially announced20042006
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Status
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Design
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SIMMini-SIMMini-SIM
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Height103 mm108 mm
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Width46 mm58 mm
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Thickness21 mm18.2 mm
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Weight84 g150 g
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ColorsUrban GreyStylish black
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Display
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Display typeMonochrome graphicTFT resistive touchscreen
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Physical size5 lines2.8 inches
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Resolution101 x 64 pixels240 x 320 pixels
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Pixel density-143 ppi
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Display colors-66560
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Hardware
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CPU200 MHz ARM ARM926EJ-S
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Chipset-TI OMAP 850
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Memory ROM-128 MB
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Memory RAM-64 MB
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Memory cardSD/MMC
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Memory card max-2 GB
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsDownloadable polyphonic ringtonesVibration; Downloadable polyphonic 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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USBYes
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Bluetoothv2.0
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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 EMSEMS-
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Messaging MMS-MMS
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Messaging Instant Messaging-Instant Messaging
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Messaging Email-Email
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WAPWAP 1.2.1WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 2.0
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity700 mAh1200 mAh
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Talk time5 h-
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Standby time250 h-
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OS
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OS-Microsoft Windows Mobile 5.0 PocketPC
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Main camera
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Main camera2 MP
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Primary camera resolution-1600 x 1200 pixels
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Primary camera video-CIF
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Selfie camera
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Secondary camera-No
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Browser
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HTML-HTML (PocketIE)
