Understanding SaaS Expansion Revenue Percentage
How we calculate. Expansion % = expansion MRR ÷ start MRR × 100. The form uses the same arithmetic as the worked examples on this page. See our methodology and accuracy policy.
Real-world scenario: A typical SaaS Expansion Revenue Percentage case uses expansion mrr 15000 and start mrr 100000. Enter the same figures below to reproduce the worked path.
What is SaaS Expansion Revenue Percentage?
An upsell/expansion KPI. Distinct from NRR (which nets expansion with churn/contraction) and from retail promo lift.
- Expansion MRR = upsell / cross-sell / seat expansion
- Start MRR = beginning cohort or book
- Same period
The Formula
Worked Example
Common Use Cases
- CS + sales: expansion rate
- NRR bridge: expansion contribution
- Product-led growth: expansion share
Pro Tips
- Don’t treat expansion % as NRR
- Separate new logos from expansion
- Pair with GRR
Limitations: SaaS Expansion Revenue Percentage results are educational SaaS / subscription planning aids—not accounting, tax, or investment advice. Confirm definitions with your billing system and board reporting standards.
FAQ
Same as NRR?
No. Expansion % is expansion÷start only. NRR nets expansion with contraction and churned MRR.
What if start MRR is 0?
Expansion % is undefined—enter positive start MRR.
Authoritative References
For SaaS metrics and subscription performance concepts, consult:
- SaaStr — SaaS growth and metrics context
- For Entrepreneurs — SaaS metrics explainers
- Bessemer Venture Partners — cloud / SaaS industry research