| CIM is a Vendor-neutral and industry-standard designed way of manifestation of management information. |
Old WMI is Microsoft’s initial incorporation of CIM. |
New WMI was released alongside WMF v3 in the year 2012 and it was compliant to the latest CIM standards. |
| It is designed by another company named the DMTF |
It is designed by Microsoft |
It is designed by Microsoft as well. |
| It not available |
It is available in PowerShell v1 |
It is available in PowerShell v3. |
| It employs WSMan which is a standard developed by DMTF. |
It used DCOM and RPCs Remote Procedure Calls. |
It employs WSMan and no more DCOM errors are possible with this. |
| It can work on any platform. |
Works on Windows only. |
Works on Windows only. |
| It owns WSMan Port – 5985 (HTTP) and 5986(HTTPS) for its purpose. |
It has RPC port- 135 for use |
It owns WSMan Port – 5985 (HTTP) and 5986(HTTPS) for use. |
