saas-economics-efficiency-metrics

Evaluate SaaS unit economics and capital efficiency to determine if your business model can scale sustainably. Determine whether your SaaS business model is fundamentally viable and capital-efficient. Use this to calculate unit economics, assess profitability, manage cash runway, and decide when to scale vs. optimize. Essential for fundraising, board reporting, and making smart investment trade-offs. This is not a finance reporting tool—it's a framework for PMs to understand whether the business can sustain growth, when to prioritize efficiency over growth, and which investments have positive returns. Metrics that measure profitability at the customer level—the foundation of sustainable SaaS. Gross Margin — Percentage of revenue remaining after direct costs (COGS). CAC (Customer Acquisition Cost) — Total cost to acquire one customer.