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Comparing On Premises and SaaS Total Cost of Ownership

by Robert Desisto  |  May 4, 2012  |  1 Comment

For the past few years the great debate is whether Software as a Service is less expensive to implement and maintain than on premises applications. My colleague, Fran Karamouzis, and I have created a total cost of ownership model to compare SaaS and on on premises delivery models. Our decision framework allows the user to compare various sourcing options for software and IT services, including newer software as a service solutions. CIOs responsible for the business case and sourcing managers working on sourcing strategies can conduct a multiyear financial analysis.

Category: applications  cloud-computing  saas  software-as-a-service  

Tags: application-services  saascloud-computing  

Robert P. Desisto
VP Distinguished Analyst
14 years at Gartner
24 years IT industry

Robert Desisto is a Vice President and Distinguished Analyst in Gartner Research. He is responsible for managing the software as a service (SaaS) research agenda. His research focuses primarily on the use of SaaS as a delivery model for applications. Read Full Bio


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