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Technical details for
Motorola Atrix 4GNokia N81
Motorola Atrix 4GMotorola Atrix 4G
ManufactureMotorolaNokia
ModelAtrix 4GN81
Form factorBlockSlider
Weight136 gram140.00
Dimensions (HxWxD)117 x 63 x 10102.00 x 50.00 x 18.00
Operating SystemAndroidOther
Networks2G - 850/900/1800/1900
3G - 850/1900/2100
2G - 850/900/1800/1900
3G - 2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPAYesNo
HSPA+YesNo
WiMAXNoNo
LTE (4G light)NoNo
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoNo
Wi-Fi DirectNoNo
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outNoNo
USB portYesNo
MHLNoNo
BluetoothYesYes
Bluetooth versionNANA
DLNANoNo
GPSYesNo
GlonassNoNo
ANT+NoNo
IrDANoNo
NFCNoNo
3.5 mm audio connectorNoNo
CameraYesYes
Camera resolution5 megapixel2 Megapixels, 20x digital zoom
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNANA
Video recordingYesYes
Video capture resolutionNANA
Second CameraVGA (640 x 480)NA
Display size4 inches2.40
TouchscreenYesNo
Colour displayYesYes
Number of colours1600000016700000
Display width540240
Display height960320
PPI275.36166.67
Second DisplayNANA
CPUNVIDIA TegraNA
GPUNANA
Memory1 GB RAM. 16 GB storage. Expandable up to 32 GB with microSD card18MB. Expandable up to 4GB with miniSD card
Micro SIMNoNo
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, eAAC+, AAC+, WMA, WAV
JavaNoYes
GamesYesSpace Impact Light, Asphalt demo, Fifa Soccer 2007 demo
FM RadioNoYes
Battery19301050 mAh
Standby time (h)250408
Talktime (m)540240
Wireless ChargingNoNo
BrowserAndroid HTML Webkit. Firefox in webtop mode2.0 XHTML
CalendarYesYes
VoicedialingNoYes
IP CodeNANA
Predictive textYesYes
RSS readerNoNo
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesNo
WebsiteWebsite Website 

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