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Technical details for
Nokia N81Apple iPhone 4
Nokia N81Nokia N81
ManufactureNokiaApple
ModelN81iPhone 4
Form factorSliderBlock
Weight140 gram137.00
Dimensions (HxWxD)102 x 50 x 18115.00 x 58.00 x 9.00
Operating SystemOtherOther
Networks2G - 850/900/1800/1900
3G - 2100
2G - 850/900/1900/2100
3G - 850/900/1800/2100
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 outNoNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSNoYes
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution2 Megapixels, 20x digital zoom5 megapixels, autofocus, geo-tagging
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraNAVGA (640 x 480)
Display size2.4 inches3.50
TouchscreenNoYes
Colour displayYesYes
Number of colours16700000NA
Display width240640
Display height320960
PPI166.67329.65
Second DisplayNANA
CPUNA800 MHz A4 Cortex-A8
GPUNAPowerVR SGX 535
Memory18MB. Expandable up to 4GB with miniSD card512 MB RAM
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3, AAC, eAAC+, AAC+, WMA, WAVMP3, AAC, AIFF, WAV, Apple Lossless
JavaYesNo
GamesSpace Impact Light, Asphalt demo, Fifa Soccer 2007 demoNA
FM RadioYesNo
Battery1050 mAh1420 mAh
Standby time (h)408300
Talktime (m)240840
Wireless ChargingNoNo
Browser2.0 XHTMLWebKit
CalendarYesYes
VoicedialingYesYes
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationYesYes
SyncMLNoNo
WebsiteWebsite Website 

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