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Technical details for
ViewSonic ViewPad 4Sony Xperia ZR
ViewSonic ViewPad 4ViewSonic ViewPad 4
ManufactureViewSonicSony
ModelViewPad 4Xperia ZR
Form factorBlockBlock
WeightNA138.00
Dimensions (HxWxD)121 x 66 x 11131.30 x 67.30 x 10.50
Operating SystemAndroidAndroid
Networks2G - 800/850/1800/1900
3G - 900/2100
2G - 850/900/1800/1900
3G - 850/900/2100
HSCSDNoNo
GPRSYesYes
EDGEYesYes
UMTSYesYes
HSDPAYesYes
HSPA+NoYes
WiMAXNoNo
LTE (4G light)NoYes
WLAN / Wi-FiYesYes
Wi-Fi HotspotNoYes
Wi-Fi DirectNoYes
SMSYesYes
MMSYesYes
EmailYesYes
HDMI outYesYes
USB portNoYes
MHLNoYes
BluetoothYesYes
Bluetooth versionNA4.0
DLNANoYes
GPSYesYes
GlonassNoYes
ANT+NoNo
IrDANoNo
NFCNoYes
3.5 mm audio connectorNoYes
CameraYesYes
Camera resolution5 megapixel, autofocus13.1 megapixel, autofocus, geo tagging, HDR
Image StabilizationNoNo
BSI sensorNoNo
Camera Flash/LightYesYes
Flash typeNAPulsed LED
Video recordingYesYes
Video capture resolutionNA1080p
Second CameraVGA (640 x 480)VGA
Display size4.1 inches4.55
TouchscreenYesYes
Colour displayYesYes
Number of colours1600000016777216
Display width480720
Display height8001280
PPI227.55322.77
Second DisplayNANA
CPU1 GHz Qualcomm MSM 82551.5 GHz quad-core Qualcomm Snapdragon S4 MDM9215M + APQ8064
GPUNAAdreno 320
Memory512 MB2 GB RAM. 8 GB internal storage. Expandable with additional 32 GB using microSD card
Micro SIMNoYes
Dual SIMNoNo
MP3YesYes
Ringtones / Music file formatMP3MP3, AAC, AAC+, eAAC+, WMA
JavaNoNo
GamesYesYes, downloadable
FM RadioNoYes
BatteryNA2300 mAh
Standby time (h)NA520
Talktime (m)NA470
Wireless ChargingNoNo
BrowserAndroid HTML WebkitAndroid HTML Webkit
CalendarYesYes
VoicedialingYesYes
IP CodeNAIP55 / IP58
Predictive textYesYes
RSS readerNoYes
VoicememoYesYes
PC SynchronizationNAYes
SyncMLYesYes
WebsiteWebsite Website 

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