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Technical details for
Siemens A55Samsung Omnia W
Siemens A55Siemens A55
ManufactureSiemensSamsung
ModelA55Omnia W
Form factorBlockBlock
Weight84 gram115.00
Dimensions (HxWxD)101 x 44 x 21116.00 x 59.00 x 11.00
Operating SystemOtherWindows Phone 7
Networks2G - 900/1800
2G - 850/900/1800/1900
3G - 900/2100
HSCSDNoNo
GPRSNoYes
EDGENoYes
UMTSNoYes
HSDPANoYes
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiNoYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoNo
SMSYesYes
MMSNoYes
EmailNoYes
HDMI outNoNo
USB portNoYes
MHLNoNo
BluetoothNoYes
Bluetooth versionNANA
DLNANoYes
GPSNoYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraNoYes
Camera resolutionNA5 megapixel, autofocus
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightNoYes
Flash typeNANA
Video recordingNoYes
Video capture resolutionNANA
Second CameraNAVGA (640 x 480)
Display size0 inches3.70
TouchscreenNoYes
Colour displayNoYes
Number of coloursNANA
Display width101480
Display height64800
PPINA252.15
Second DisplayNANA
CPUNA1.4 GHz
GPUNANA
MemoryNA512 MB RAM. 8 GB internal storage
Micro SIMNoNo
Dual SIMNoNo
MP3NoYes
Ringtones / Music file formatPolyphonicMP3, AAC, AAC+, eAAC+, WMA, AMR-NB
JavaNoNo
GamesNAYes
FM RadioNoYes
BatteryLi-Ion 700 mAh1500 mAh
Standby time (h)250NA
Talktime (m)300NA
Wireless ChargingNoNo
Browser1.2.1Internet Explorer
CalendarNAYes
VoicedialingNAYes
IP CodeNANA
Predictive textYesYes
RSS readerNoYes
VoicememoNoYes
PC SynchronizationNoYes
SyncMLNoNo
WebsiteWebsite Website 

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