The difference is –
VVDI2 v1.1.9 covers all functions of BMW Multi Tool v7.7
VVDI2 full kit = VVDI, VVDI 5th IMMO Adapter, BMW Multi Tool & CAS Plus for BMW Multi Tool
Comparison table in details:
1- BMW multi tool only supports parts of systems and functions above, while BMW VVDI2 covers all above!
2- xhorse VVDI2 BWM can support CAS4+ if pay for the CAS4+ authorization,but BMW MULTI TOOL can not.
3 – About EEPROM dump way,it needs to remove the dashboard,use VVDI prog to read the data,then use VVDI2 BMW or Multi tool to make new keys.