Gartner Research

Fact or Fiction: Does SD-WAN Really Save You Money?

Published: 27 February 2018

ID: G00345417

Analyst(s): Ted Corbett , Andrew Lerner , Mike Toussaint


SD-WAN improves WAN performance and reduces bandwidth pricing, but may not always result in lower WAN expenses. When planning SD-WAN projects, I&O leaders can use this research to compare before-and-after expenses to confirm that the value of achieving business goals exceeds any increased expenses.

Table Of Contents


  • First, Group Enterprise Sites by Business Criticality and Location
  • Next, Categorize Site Access Requirements by Site Size and Expense Objectives
  • Utilize Gartner's Companion Research Notes to Strengthen the Case for SD-WAN

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