Worked Walkthrough: Build a TCO Comparison
Calculate a simple TCO comparison using acquisition, implementation, operating, and exit costs.
Three suppliers quoted inventory software. Vendor A is $210,000 per year, Vendor B is $248,000, and Vendor C is $275,000. The business is leaning toward Vendor A because the subscription line is lowest. Normalize every supplier into the same life-cycle scenario: subscription, implementation, internal labor, support, usage growth, renewal, and exit. The common trap is to compare first-year subscription lines and treat excluded implementation, internal labor, renewal uplifts, and exit support as future problems. That makes the award look efficient while pushing real cost into delivery. Before Vendor A looks best because its visible annual subscription is $38,000 lower than…
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