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Technical details for
Nokia N81Sony Xperia ZR
Nokia N81Nokia N81
ManufactureNokiaSony
ModelN81Xperia ZR
Form factorSliderBlock
Weight140 gram138.00
Dimensions (HxWxD)102 x 50 x 18131.30 x 67.30 x 10.50
Operating SystemOtherAndroid
Networks2G - 850/900/1800/1900
3G - 2100
2G - 850/900/1800/1900
3G - 850/900/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPANoYes
HSPA+NoYes
WiMAXNoNo
LTE (4G light)NoYes
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoYes
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoYes
USB portNoYes
MHLNoYes
BluetoothYesYes
Bluetooth versionNA4.0
DLNANoYes
GPSNoYes
GlonassNoYes
ANT+NoNo
IrDANoNo
NFCNoYes
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution2 Megapixels, 20x digital zoom13.1 megapixel, autofocus, geo tagging, HDR
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNAPulsed LED
Video recordingYesYes
Video capture resolutionNA1080p
Second CameraNAVGA
Display size2.4 inches4.55
TouchscreenNoYes
Colour displayYesYes
Number of colours1670000016777216
Display width240720
Display height3201280
PPI166.67322.77
Second DisplayNANA
CPUNA1.5 GHz quad-core Qualcomm Snapdragon S4 MDM9215M + APQ8064
GPUNAAdreno 320
Memory18MB. Expandable up to 4GB with miniSD card2 GB RAM. 8 GB internal storage. Expandable with additional 32 GB using microSD card
Micro SIMNoYes
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3, AAC, eAAC+, AAC+, WMA, WAVMP3, AAC, AAC+, eAAC+, WMA
JavaYesNo
GamesSpace Impact Light, Asphalt demo, Fifa Soccer 2007 demoYes, downloadable
FM RadioYesYes
Battery1050 mAh2300 mAh
Standby time (h)408520
Talktime (m)240470
Wireless ChargingNoNo
Browser2.0 XHTMLAndroid HTML Webkit
CalendarYesYes
VoicedialingYesYes
IP CodeNAIP55 / IP58
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationYesYes
SyncMLNoYes
WebsiteWebsite Website 

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