O2 XDA Stellar vs Samsung D550
O2 XDA Stellar
Samsung D550
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100-
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HSDPA speedHSDPA, 3.6 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2007-112005-6
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Status
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Design
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SIMMini-SIMMini-SIM
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Height112 mm95 mm
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Width59 mm48 mm
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Thickness18.6 mm23 mm
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Weight190 g119 g
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KeyboardQWERTYQWERTY
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ColorsSilver-
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Display
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Display typeTFT resistive touchscreenTFT
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Physical size2.8 inches2.3 inches
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Resolution240 x 320 pixels176 x 220 pixels
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Pixel density143 ppi122 ppi
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Display colors66560262144
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Hardware
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CPU400 MHz ARM 11
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ChipsetQualcomm MSM7200-
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GPUAdreno 130-
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Memory ROM256 MB-
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Memory RAM128 MB-
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Internal storage-80 MB
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Memory cardmicroSDmicroSD
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OS
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OSMicrosoft Windows Mobile 6.0 Professional-
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Main camera
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Main camera3.15 MP1 MP
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Primary camera resolution2048 x 1536 pixels1152 x 864 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USB2.0Yes
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Bluetoothv2.0Yes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmailEmail
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Browser
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HTMLHTML (PocketIE)-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh820 mAh
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Talk time5 h3 h
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Standby time365 h250 h
