Revenue Metrics
Gross Revenue Retention (GRR)
The percentage of recurring revenue retained from existing customers, excluding any expansion revenue.
GRR measures the floor of retention — what percentage of revenue would you keep if no customer ever upgraded? Unlike NRR, GRR cannot exceed 100% because expansion is excluded. It captures only the negative forces: downgrades and full cancellations. GRR is the purest signal of how well a product retains its core value for existing customers. Enterprise SaaS businesses typically achieve GRR above 90%, while SMB-focused products often see 80–85% due to higher churn rates in that segment. GRR below 80% is a warning sign that the product is struggling to deliver ongoing value or is selling to customers who don't have a persistent need. Pairing GRR with NRR reveals whether expansion is masking underlying retention problems.
FORMULA
GRR = (Starting MRR − Contraction MRR − Churned MRR) ÷ Starting MRR × 100
EXAMPLE
Starting with $100K MRR and losing $3K in downgrades and $7K in cancellations gives GRR of 90%.
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