VXDIAG VCX DoIP Porsche Tester III vs. OEM Porsche PIWIS III

What’s the difference between VXDIAG VCX DoIP Porsche Tester III and OEM Porsche PIWIS III Tester? Check table comparison below:

Item VXDIAG VCX-DoIP for Porsche OEM Porsche Tester III PT3G
Item No. VX16 VX16-B
Image vxdiag-porsche-tester porsche-tester-vx16-b
Original/Clone Original VXDIAG Clone
Software version 38.300.030 38.200.040
Language German English French Italian

Spanish Japanese Chinese Russian Dutch Portuguese

German English French Italian

Spanish Japanese Chinese Russian Dutch Portuguese

PIWIS License Unlimited Unlimited
Update By new SSD By new SSD
DoIP enabled Yes Yes
Support Porsche year All Porsche from 1998 till now All Porsche from 2002 till now
Online immobilizer programming Yes Yes
Full-system diagnosis Yes Yes
Guided fault finding Yes Yes
Maintenance circuit diagram view Yes Yes
Developer Mode Yes Yes
Original software compatibility No No
WiFi connection USB/WiFi/WLAN USB/WiFi
Package 1pc x Piwis tester III VCI

1pc x USB Cable

1pc x OBD Cable

1pc x Lenovo T440P Laptop

1pc x LAN cable

1pc x 240G SSD


1× Piwis3 Tester

1× OBDII Cable

1× USB Cable

1× 240GB Software SSD

1× Panasonic CFAX3 Laptop



Other software license SDD, GDS2, Techstream, HDS, XENTRY, ISTA,IDS,VIDA etc No possible to add other license
Price $1999 $2599



In conclusion:

Both tester supports latest DoIP Porsche models.

Both tester perform same functions.

VXDIAG VCX Plus is possible to add other car brand software to the unit. OEM tester does not.

VXDIAG Porsche comes with a LAN cable supports WLAN connection. OEM Porsche tester does not.

To use both VXDIAG piwis3 and oem porsche tester, you have to install the vx manager driver.