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Technical details for
Nokia N81 8GBSony Ericsson Xperia Arc S
Nokia N81 8GBNokia N81 8GB
ManufactureNokiaSony Ericsson
ModelN81 8GBXperia Arc S
Form factorSwivelBlock
Weight140 gram117.00
Dimensions (HxWxD)102 x 50 x 18125.00 x 63.00 x 8.70
Operating SystemOtherAndroid
Networks2G - 850/900/1800/1900
3G - 2100
2G - 850/900/1800/1900
3G - 800/850/1900/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPANoYes
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoYes
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoYes
GPSNoYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution2 Megapixels, 20x digital zoom8.1 megapixel, autofocus, 2.4 smart zoom, BRAVIA engine, geo tagging, smile recognition
Image StabilizationNoYes
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNALED
Video recordingYesYes
Video capture resolutionNA720p
Second CameraNANA
Display size2.4 inches4.20
TouchscreenNoYes
Colour displayYesYes
Number of colours1670000016777216
Display width240480
Display height320854
PPI166.67233.25
Second DisplayNANA
CPUNA1.4 GHz Qualcomm Snapdragon MSM8255
GPUNAAdreno 205
Memory18MB internal dynamic + 8GB for media files512 MB. Expandable up to 32 GB with microSD card. 16 GB card included
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3, AAC, eAAC+, AAC+, WMA, WAVMP3, AAC, AAC+, eAAC+
JavaYesNo
GamesSpace Impact Light, Asphalt demo, Fifa Soccer 2007 demoYes
FM RadioYesYes
Battery1050 mAh1500 mAh
Standby time (h)408430
Talktime (m)240400
Wireless ChargingNoNo
Browser2.0 XHTMLAndroid HTML Webkit
CalendarYesYes
VoicedialingYesYes
IP CodeNANA
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationYesYes
SyncMLNoYes
WebsiteWebsite Website 

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