Net Revenue Retention (NRR): Definition, Formula, and Benchmarks

What Is Net Revenue Retention?

Net Revenue Retention (NRR) is a SaaS metric that measures the percentage of recurring revenue retained from a cohort of existing customers over a set period, typically a month or a year, after factoring in upgrades, downgrades, and cancellations.

An NRR above 100% means that expansion revenue from existing customers, through upsells, cross-sells, and seat additions, has more than offset any revenue lost to churn and downgrades. The company is growing its revenue base without relying solely on new customer acquisition. An NRR below 100% means the existing base is contracting.

NRR is closely related to but distinct from Gross Revenue Retention (GRR). GRR measures only how much revenue is retained after churn and contraction, excluding expansion. NRR adds expansion back in. For a detailed comparison of the two, see Maxio’s guide to GRR vs. NRR.

How to Calculate NRR

The standard NRR formula is:

NRR = ((Starting MRR + Expansion MRR – Contraction MRR – Churned MRR) / Starting MRR) x 100

Where:

Starting MRR: recurring revenue from the customer cohort at the beginning of the period
Expansion MRR: additional revenue from that cohort during the period, through upsells, cross-sells, or seat additions
Contraction MRR: revenue lost from downgrades or reduced usage within the cohort
Churned MRR: revenue lost from cancellations within the cohort

Example: A company starts the month with $500,000 MRR from existing customers. During the month, those customers generate $60,000 in expansion, $15,000 in downgrades, and $20,000 in churn. NRR = (($500,000 + $60,000 – $15,000 – $20,000) / $500,000) x 100 = 105%.

Why NRR Matters for SaaS and AI Finance Teams

NRR is one of the most closely watched metrics in SaaS finance because it captures the compounding effect of customer behavior on revenue. A company with strong NRR can grow even during periods of slower new customer acquisition, because its existing base is expanding on its own.

For finance and RevOps teams specifically, NRR matters for three reasons:

It signals the efficiency of growth. Acquiring new customers is expensive. Growing revenue from existing ones is not. High NRR means a company’s ARR growth is increasingly self-funding, which improves unit economics and reduces dependence on sales and marketing spend.
It is a primary input for investor valuation. According to Maxio’s analysis of SaaS valuations, NRR between 110% and 120% signals best-in-class performance. NRR below 100% is often treated as a red flag by investors, as it indicates the existing revenue base is shrinking regardless of new bookings.
It surfaces problems that other metrics miss. A company can show strong MRR growth while quietly losing ground in its existing base if new customer acquisition is masking contraction. NRR makes that visible. Tracking it alongside GRR gives a more complete picture of revenue health.

NRR Benchmarks

What counts as a good NRR depends on company stage, customer segment, and go-to-market motion. The following ranges are a general guide based on publicly available SaaS benchmarking data.

NRR Range	What It Generally Indicates
Below 90%	Significant contraction in the existing base. Churn and downgrades are outpacing expansion.
90% to 100%	The base is relatively stable but not growing from within. New customer acquisition is carrying growth.
100% to 110%	Healthy expansion is offsetting losses. The existing base is growing.
110% to 120%	Best-in-class performance. Strong upsell motion and low churn.
Above 120%	Exceptional. Common in high-growth enterprise SaaS with strong expansion revenue.

For detailed NRR benchmarks segmented by company size, pricing model, and go-to-market motion, see Maxio’s 2025 B2B SaaS Benchmarks Report.

How Maxio Helps

Maxio’s metrics and reporting platform tracks NRR, GRR, MRR, and ARR from live subscription and billing data. Finance and RevOps teams can segment retention performance by customer type, ARR band, and contract structure, and monitor intra-month trends rather than waiting for end-of-period reports.

Maxio’s Advanced Subscription Momentum Report surfaces expansion opportunities and at-risk accounts in real time, making it easier to act on NRR trends before they compound. For a broader view of how retention metrics relate to SaaS valuation, see Why Retention Drives Premium Multiples.

Maxio SaaS metrics and reporting: maxio.com/saas-metrics

Frequently Asked Questions

What does NRR stand for?

NRR stands for Net Revenue Retention. It is also sometimes called Net Dollar Retention (NDR). Both terms refer to the same metric.

What is the difference between NRR and GRR?

Gross Revenue Retention (GRR) measures how much revenue is kept from existing customers after churn and contraction, excluding expansion. NRR adds expansion revenue back in. GRR can never exceed 100%; NRR can. A company with strong upsell performance can have NRR well above 100% even with moderate churn.

What is a good NRR for a SaaS company?

NRR above 100% is generally considered healthy, as it means the existing customer base is growing on its own. NRR between 110% and 120% is considered best-in-class. The right benchmark depends on company stage and customer segment; enterprise SaaS companies often see higher NRR than SMB-focused products.

How does NRR relate to ARR growth?

NRR directly affects ARR. A company with NRR above 100% is growing ARR from its existing base before counting any new customers. A company with NRR below 100% needs new customer ARR just to offset contraction in the existing base. Strong NRR reduces the growth burden on new sales.

Can NRR be above 100%?

Yes. NRR above 100% means expansion revenue from existing customers has more than offset losses from churn and contraction. This is a sign of a healthy upsell motion and strong product-market fit within the existing base.

Related SaaSpedia Terms

Term	Why It’s Relevant
Gross Revenue Retention (GRR)	GRR and NRR are complementary metrics. GRR shows the stability of the revenue base before expansion; NRR shows whether expansion offsets losses. Tracking both together gives a more complete picture of retention health.
Annual Recurring Revenue (ARR)	NRR directly affects ARR growth. High NRR compounds ARR from the existing base; low NRR means new customer ARR is needed just to stand still.
Monthly Recurring Revenue (MRR)	NRR is typically calculated using MRR as the base. Expansion MRR, contraction MRR, and churned MRR are the three inputs that sit between starting and ending MRR.
Churn	Churn is one of the three factors that reduces NRR. High churn pulls NRR down even when expansion is strong. Understanding the balance between churn and expansion is key to interpreting NRR accurately.
Customer Acquisition Cost (CAC)	Strong NRR reduces the pressure on CAC by making existing customers a growth engine. Companies with NRR above 100% can grow ARR without proportionally increasing sales and marketing spend.
Value-Based Pricing	Pricing models tied to a scaling value metric tend to drive higher NRR, as customers naturally spend more as they extract more value from the product.
Per-User Pricing	In per-user models, NRR grows when customers add seats. If headcount stays flat, NRR from those accounts will not improve without a pricing change or upsell motion.

Article	What it covers
Gross Retention vs. Net Retention: Key Differences Explained	A detailed comparison of GRR and NRR, including how each is calculated, what each measures, and how to use both together.
Why Retention Drives Premium SaaS Valuations	Covers how investors use NRR and GRR to evaluate SaaS businesses, including benchmark ranges and what constitutes best-in-class performance.
What Your GRR-NRR Gap Reveals About Your SaaS Business	Explores what the difference between GRR and NRR signals about a company’s upsell motion, customer health, and growth efficiency.
2025 B2B SaaS Benchmarks Report	Maxio’s annual benchmarks report, including NRR data segmented by company size, pricing model, and go-to-market motion.

Net Revenue Retention (NRR)

Key Takeaways