Samsung Galaxy 551 vs Samsung i900 Omnia
Samsung Galaxy 551
Samsung i900 Omnia
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA, 7.2 Mbps
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HSUPA speedHSUPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-102008-7
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Status2010
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Design
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SIMMini-SIMMini-SIM
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Height111 mm112 mm
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Width55 mm56.9 mm
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Thickness15.2 mm12.5 mm
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Weight117 g122 g
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KeyboardQWERTY-
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ColorsBlackModern Black
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Display
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Display typeTFT capacitive touchscreenTFT resistive touchscreen
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Physical size3.2 inches3.2 inches
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Resolution240 x 400 pixels240 x 400 pixels
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Pixel density146 ppi146 ppi
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Display colors16777216262144
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Hardware
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CPU600 MHz4 MHz Marvell PXA312 62
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ChipsetQualcomm MSM7227-
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GPUAdreno 200-
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Memory ROM-256 MB
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Internal storage160 MB8,16 GB
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Memory RAM-128 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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Memory card included1 GB-
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OS
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OSAndroid OS, v2.2 (Froyo)Microsoft Windows Mobile 6.1 Professional
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Main camera
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Camera typePhoto-
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera video320p@15fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNo-
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Secondary camera videocalling-videocalling
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDSStereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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WLAN DLNAYes-
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USBmicroUSB 2.02.0
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Bluetoothv2.1v2.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging Instant Messaging-Instant Messaging
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Mail-
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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 capacity1200 mAh1440 mAh
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Talk time 2G9 h5 h 50 min
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Talk time 3G5 h6 h 30 min
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Standby time 2G520 h500 h
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Standby time 3G370 h450 h