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Technical details for
Nokia N81Motorola Droid Razr M
Nokia N81Nokia N81
ManufactureNokiaMotorola
ModelN81Droid Razr M
Form factorSliderBlock
Weight140 gram126.00
Dimensions (HxWxD)102 x 50 x 18122.50 x 60.90 x 8.30
Operating SystemOtherAndroid
Networks2G - 850/900/1800/1900
3G - 2100
2G - 850/900/1800/1900/CDMA800/CDMA1900
3G - 850/900/1900/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPANoYes
HSPA+NoNo
WiMAXNoNo
LTE (4G light)NoYes
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoNo
USB portNoYes
MHLNoNo
BluetoothYesYes
Bluetooth versionNA4.0
DLNANoYes
GPSNoYes
GlonassNoYes
ANT+NoNo
IrDANoNo
NFCNoYes
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution2 Megapixels, 20x digital zoom8 megapixel, autofocus
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNALED
Video recordingYesYes
Video capture resolutionNA1080p
Second CameraNAVGA (640 x 480)
Display size2.4 inches4.30
TouchscreenNoYes
Colour displayYesYes
Number of colours1670000016777216
Display width240540
Display height320960
PPI166.67256.15
Second DisplayNANA
CPUNA1.5 GHz dual core
GPUNANA
Memory18MB. Expandable up to 4GB with miniSD card1 GB RAM. 8 GB internal storage. 4.5 GB available to user data. Expandable with microSD card
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3, AAC, eAAC+, AAC+, WMA, WAVMP3, AAC, AAC+, eAAC+, AMR-NB, AMR-WB, MIDI, WAV, WMA, FLAC, OGG
JavaYesNo
GamesSpace Impact Light, Asphalt demo, Fifa Soccer 2007 demoYes, downloadable
FM RadioYesNo
Battery1050 mAh2000 mAh
Standby time (h)408NA
Talktime (m)240NA
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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