The SEI has published several comparisons of various CMMI models.

Comparison of CMMI-ACQ, V1.2 to CMMI-DEV, V1.2

Comparison of CMMI-SVC, V1.2 to CMMI-DEV, V1.2

Comparison of CMMI-SVC, draft version 0.5, to CMMI-SVC, V1.2

Comparison of CMMI-DEV, V1.2 to CMMI, V1.1

Comparisons Between CMMI and Other Process Improvement Methodologies

This section contains comparisons between CMMI and other process improvement methodologies. If you have done a comparison between CMMI and another process improvement methodology and would like for your work to be included in this list, please email info@sei.cmu.edu.

CMMI and Medical Device Engineering - white paper, September 2009

The CMMI Product Suite and International Standards - presentation, November 2006

Agile CMMI: Process Innovation at the Speed of Life - presentation, March 2006

Agile/Lean Development and CMMI - presentation, March 2006

Architecting Standard Processes with SWEBOK and CMMI - presentation, March 2006

Harvesting CMMI Benefits – The Six Sigma Sickle - presentation, March 2006

CMMI/ISO - "Can't we all just get along?" - presentation, November 2005

Contrasting CMMI and the PMBOK - presentation, November 2005

Lessons Learned in the Engineering of Process Performance Models on the Journey to Higher Maturity Levels - presentation, November 2005

Real World Application of IEEE Software Engineering Standards to CMM/CMMI Software Process Improvement Initiatives - presentation, November 2005

CMMI and Six Sigma Synergy - presentation, March 2005

Extreme Programming (XP) Six Sigma CMMI: How They Can Work Together - presentation, March 2005

Implementing the CMMI in a Six Sigma World - presentation, March 2005

Secure and Mature: Combining a CMMI SCAMPI with an ISO/IEC 21827 (SSE-CMM) Appraisal - presentation, March 2005

Accelerating CMMI Adoption Using Six Sigma: Northrop Grumman Case Study - presentation, November 2004

Accelerating CMMI Adoption Using Six Sigma - presentation, November 2004

Integrating CMMI and Six Sigma in Software and Systems Engineering - presentation, November 2004

Experiences with Leveraging Six Sigma to Implement CMMI Levels 4 and 5 - presentation, March 2004

Using Six Sigma to Achieve CMMI Levels 4 and 5 - presentation, November 2003

Mapping TSP to CMMI - presentation, November 2003

Using CMMI to Balance Agile and Plan-Driven Methods - presentation, November 2003

Raytheon's Six Sigma Process and its Application for CMMI - presentation, November 2003

Exploring CMMI-ISO 9001:2000 Synergy When Developing a Process Improvement Strategy - presentation, February 2003