Customer Success vs LTV to CAC Ratio
What is the difference between Customer Success and LTV to CAC Ratio? Side-by-side definitions, formulas, and benchmarks for two of the most-watched SaaS metrics.
Definitions
What is Customer Success?
Customer Success is the function responsible for onboarding, retention, expansion, and customer outcomes after the sale.
Full Customer Success definition →
What is LTV to CAC Ratio?
LTV to CAC Ratio compares customer lifetime value against customer acquisition cost to evaluate acquisition efficiency.
Customer Success vs LTV to CAC Ratio at a Glance
| Customer Success | LTV to CAC Ratio | |
|---|---|---|
| Category | Customer Success | Metrics |
| Formula | — | LTV:CAC Ratio = LTV / CAC |
| Benchmarks | average: 95%; fantastic: 105%; good: 98%; great: 100% | good: 3 x; great: 6 x |
| Calculator | — | LTV to CAC Ratio calculator |
When Each Matters
Customer Success and LTV to CAC Ratio answer different questions. Customer Success is the function responsible for onboarding, retention, expansion, and customer outcomes after the sale. LTV to CAC Ratio compares customer lifetime value against customer acquisition cost to evaluate acquisition efficiency. In practice, healthy SaaS operators watch both, because each one catches failure modes the other misses.