Sewon SGD-1020 vs Siemens ST55
Sewon SGD-1020
Siemens ST55
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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GPRSYes
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EDGE
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Availability
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Oficially announced20042003
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Status
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Design
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SIMMini-SIMMini-SIM
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Height82 mm99 mm
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Width42.4 mm47 mm
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Thickness21 mm22 mm
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Weight90 g87 g
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Colors--
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Display
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Display typeSTNTFT
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Physical size-7 lines
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Resolution128 x 128 pixels120 x 160 pixels
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Display colors6656066560
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Hardware
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Memory card
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Main camera
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Primary camera resolution640 x 480 pixels640 x 480 pixels
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Primary camera videonono
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsVibration; Downloadable 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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USB
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Bluetooth
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GPSNoNo
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Features
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Alarm-Yes
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Clock-Yes
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMS-MMS
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Messaging Email-Email
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WAPYesWAP 2.0/xHTML
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JavaNoNo
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Languages-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity900 mAh750 mAh
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Talk time-4 h 30 min
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Standby time-140 h