GM MDI WIFI vs. VXDIAG VCX NANO for GM vs. GM Tech II


What’s the difference among these three GM diagnostic& programming scan tools, GM MDI, VXDIAG GM and GM Tech2?
 
Please check the table comparison below by obd365
 
Item VXDIAG VCX NANO for GM/Opel GM MDI WIFI GM Tech II scanner
Image    vxdiag-vcx-nano-gm  gm-mdi  gm-tech2
Software GDS2(2014) /Tech2Win GDS 2(2011)Tech2 Win TIS2000/SPS
Need computer Yes, it’s PC-based. Yes, it’s PC-based. No, it’s on-board basic diagnostics.
System
 
requirement
Win7 64bit /Win864bit system Win XP only No need to connect PC.
Multi-Language Multi-Language Multi-Language Multi-Language(depends on vehicles)
WIFI YES, VXDIAG GM has wifi version and USB version WIFI NO
Diagnosis wireless basic diagnostic wireless basic diagnostic basic diagnosis
Programming GM TIS2WEB online Service Programming System (SPS) -wireless online programming-offline program,such as European Chevrolet, Opel, but not for all cars Online programming on Saab/Opel(-2008)
Update Firmware updatable
 
Software updatable
can not update Update via 32MB Card
Activation No need to activate Yes, MDI need activation. No need to activate
Supported protocols CAN, UART, KW2000, Class2, GM LAN, etc. UART, Class 2, KWP2000 and GMLAN (CAN) CANdi interface
Supported vehicles Vehicles to 2015 GM,
 
OPEL
 
vehicles from1990-2014 GM,
 
Opel,
Chevrolet,
Saab,
Australia Holden (2010-2012)
 
vehicles from 1992-2013 GM,
 
SAAB,
OPEL,
UZUKI,
ISUZU,
Holden
Advantage -Cheap but with the same function as GM MDI-Newest GM scanner for new car -can support software from original factory-support offline programming -cannot plug original software card, but can support original program-easy to carry on