Gross Margin vs. Net Margin: Which KPI Tells the Real Story?

TL;DR: Gross margin measures profitability after direct production costs; net margin accounts for every expense, including taxes. Both matter—but in NetSuite, misconfigured COGS, skipped landed costs, and stale item data can make either figure misleading. Knowing which one to trust starts with knowing where your setup might be failing you.It's Thursday. End of the week is close, your latest NetSuite dashboard is open, and the gross margin looks healthy. You close the laptop feeling confident. But here's the problem: a strong gross margin doesn't always mean the business is actually profitable. Net margin tells a different story—and if your NetSuite configuration has gaps, neither number may be telling you the truth.

What Is the Difference Between Gross Margin and Net Margin?

These two metrics measure profitability at different stages of the income statement.

Gross profit margin captures how efficiently your business produces goods or delivers services. It subtracts only the direct costs—cost of goods sold (COGS)—from revenue:

Gross profit margin = [(Revenue – COGS) / Revenue] x 100

Net profit margin is the final bottom line. It accounts for every expense: operating costs, interest, taxes, and any non-operating gains or losses:

Net profit margin = [(Revenue – All expenses and losses) / Revenue] x 100

According to Oracle NetSuite, manufacturing companies typically see gross margins between 20% and 40%, while marketing agencies—with lower direct costs—can expect 40% to 70%. The gap between gross and net margin reveals how much overhead, debt, and taxes are eroding profitability after production.

Use gross margin to evaluate pricing and production efficiency. Use net margin to assess the actual financial health of the business. Both are essential—and both depend entirely on the accuracy of your underlying data.

Why NetSuite Users Often Read the Wrong Margin

NetSuite is a powerful platform, but estimated and reported margins are only as reliable as the configuration and data behind them. Several common misconfigurations cause businesses to act on misleading KPIs:

• Gross Profit feature not enabled — Without this activated in Accounting and Inventory settings, gross profit fields won't appear in standard reports or searches at all
• Stale or missing item costs — Null standard costs, missing vendor prices, or delayed vendor bills cause NetSuite to calculate margin against outdated figures
• Landed costs not applied — Freight, duty, brokerage, and insurance belong in COGS. Skipping or delaying these allocations overstates gross margin until the bills arrive
• Wrong costing method for the business type — Average cost, FIFO/LIFO, and standard cost each behave differently; mismatching the method to your inventory model creates margin drift
• Shipping revenue without corresponding cost — If shipping charges appear as revenue lines but shipping costs aren't captured in COGS, estimated margins inflate automatically
• Multi-currency FX rates not updated — In multi-subsidiary environments, outdated exchange rates silently distort margins on cross-border transactions
• Unit conversion errors — Multi-unit of measure environments can introduce quiet margin errors when conversion tables are misconfigured

Each of these issues produces numbers that look plausible but lead to decisions built on faulty data—pricing adjustments, hiring plans, or growth investments grounded in figures that don't reflect reality.

Which Margin Should You Be Watching?

The honest answer: both, but for different decisions.

• Watch gross margin when evaluating product pricing, supplier negotiations, or production efficiency. A declining gross margin signals that COGS is rising faster than revenue—a problem to address at the sourcing or pricing level.
• Watch net margin when assessing overall business performance, planning for reinvestment, or benchmarking against industry peers. A healthy gross margin paired with a thin net margin often points to excessive overhead or debt service costs—issues that sit below the gross profit line.
• Watch the gap between them over time. A widening gap between gross and net margin typically means operating expenses or non-operating costs are scaling faster than revenue—an early warning worth catching before it becomes critical.

Fix the Data Before You Trust the Dashboard

Margin KPIs are only as strong as your NetSuite optimization. If your configuration has any of the gaps listed above, the numbers on your dashboard are incomplete at best—and misleading at worst.

ADC's NetSuite optimization and managed services are built to address exactly this. From ensuring landed costs are allocated correctly to reviewing costing methods and enabling the right reporting features, ADC helps growing businesses get accurate, decision-ready financial data out of NetSuite.

Don't let a misconfigured ERP drive your next strategic move. [Connect with ADC today] to get a NetSuite health check and start trusting your margins again.

Frequently Asked Questions

What is the main difference between gross margin and net margin in financial reporting?

Gross margin measures profitability after subtracting only the direct costs of producing goods or services (COGS). Net margin subtracts all expenses—operating costs, interest, and taxes—to show what percentage of revenue becomes actual profit. Gross margin evaluates production efficiency; net margin reflects overall financial health.

Why does NetSuite sometimes show inaccurate gross margin figures?

NetSuite gross margin figures become inaccurate when the Gross Profit feature is not enabled, item costs are stale or missing, landed costs are not applied to receipts, or the wrong costing method is used for a given inventory type. Each gap causes NetSuite to calculate margin against incomplete data.

How do landed costs affect gross margin accuracy in NetSuite?

Landed costs—freight, duty, brokerage, and handling fees—are real components of COGS. When these costs are skipped or delayed in NetSuite, gross margin is overstated until the bills are applied. Consistent allocation policies and timely vendor bill entry are essential for accurate gross profit reporting.

When should a business focus on gross margin vs. net margin?

Use gross margin to guide pricing strategy, supplier negotiations, and production decisions. Use net margin to assess overall profitability, plan reinvestment, and compare performance against industry benchmarks. Monitoring the gap between the two over time reveals whether overhead and debt costs are growing unsustainably.

What NetSuite optimization steps improve margin KPI accuracy?

Key steps include enabling the Gross Profit feature, maintaining up-to-date item costs and vendor prices, applying landed costs consistently, selecting the appropriate costing method per item type, and updating FX rates frequently in multi-currency environments. A NetSuite optimization review by a qualified managed services provider can identify and resolve these issues systematically.