Customer Success
이름 *
CAC Payback Period is the number of months of a customer's gross-margin-adjusted revenue required to equal their acquisition cost. Short payback = efficient growth. Long payback = capital-intensive growth that strains cash flow.
키 포인트
- Formula: CAC / (ARPU × Gross Margin)
- Best-in-class SaaS: under 12 months
- Reasonable: 12-24 months
- >24 months signals capital inefficiency
이름 *
$5,000 CAC, $400/month ARPU, 70% gross margin: Payback = $5,000 / ($400 × 0.7) = 17.9 months.