LG Optimus S vs Samsung A637
LG Optimus S
Samsung A637
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Network
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2G networkCDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkCDMA2000 1xEV-DOUMTS 850, 1900
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EV-DO speed153.2 kbps-
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Speed Yes-Yes, 384 kbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2010-102008-10
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Status2010-12
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Design
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SIMMini-SIMMini-SIM
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Height114 mm86 mm
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Width59 mm43 mm
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Thickness13 mm20 mm
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Weight130 g92 g
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ColorsGrayWhite
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size3.2 inches1.9 inches
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Resolution320 x 480 pixels144 x 176 pixels
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Pixel density180 ppi120 ppi
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Display colors16777216262144
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Hardware
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CPU600 MHz
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Internal storage-50 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB8 GB
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OS
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OSAndroid OS, v2.2 (Froyo)-
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Main camera
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Main camera3.15 MP1.3 MP
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Primary camera resolution2048 x 1536 pixels1280 x 1024 pixels
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Primary camera video480pvideo
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Primary camera Autofocusautofocus-
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesNo
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NotificationsVibration, MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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USBYesYes
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Bluetoothv2.1v2.0
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Bluetooth A2DPYesYes
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Bluetooth EDRYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh800 mAh
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Talk time5 h4 h
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Standby time200 h350 h
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Multimedia
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Radio-No
