Samsung A637 vs Sony Ericsson Z558
Samsung A637
Sony Ericsson Z558
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkUMTS 850, 1900-
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Speed YesYes, 384 kbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2008-102006-9
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Status
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Design
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SIMMini-SIMMini-SIM
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Height86 mm87.5 mm
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Width43 mm45.5 mm
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Thickness20 mm20.5 mm
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Weight92 g93 g
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ColorsWhitePearl Copper, Sterling Black
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Display
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Display typeTFTTFT resistive touchscreen
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Physical size1.9 inches1.9 inches
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Resolution144 x 176 pixels176 x 220 pixels
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Pixel density120 ppi148 ppi
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Display colors262144262144
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Hardware
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Internal storage50 MB18 MB
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Memory cardmicroSDMemory Stick Micro (M2)
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Memory card max8 GB2 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 videovideoQCIF
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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, MP3 ringtonesVibration; Downloadable polyphonic, MP3, AAC ringtones, composer
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLAN
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USBYes2.0
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Bluetoothv2.0Yes
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Bluetooth A2DPYes-
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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 MMSMMSMMS
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Messaging EmailEmailEmail
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RSS-RSS reader
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WAPWAP 2.0/xHTMLWAP 2.0/HTML (NetFront)
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity800 mAh-
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Talk time4 h5 h 15 min
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Standby time350 h320 h
