Samsung Watch Phone vs Samsung X640
Samsung Watch Phone
Samsung X640
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced20032005
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Status
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Design
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SIMMini-SIMMini-SIM
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Height38 mm87.4 mm
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Width64 mm47 mm
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Thickness17 mm23 mm
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Weight80 g85 g
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Colors--
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Display
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Display typeOLEDUFB
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Physical size-8 lines
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Resolution94 x 64 pixels128 x 160 pixels
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Display colors25666560
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Hardware
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Memory card
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsVibration; Polyphonic ringtonesVibration; Downloadable polyphonic 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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USBYes
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BluetoothYes
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GPSNoNo
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Features
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AlarmYes-
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ClockYes-
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMS-MMS
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WAPWAP 1.2WAP 2.0/xHTML
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JavaNoYes
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Java CLDC-CLDC 1.1
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Java MIDP-MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity400 mAh800 mAh
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Talk time1 h 30 min3 h 30 min
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Standby time80 h220 h
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Main camera
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Primary camera resolution-640 x 480 pixels
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Primary camera video-no
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Selfie camera
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Secondary camera-No
