Profit Calculator

Calculate gross profit and net profit from your revenue, cost of goods, and operating expenses.

Profit Calculator

Net Profit
x

Profit Formulas

Gross Profit = Revenue ? COGS
Net Profit = Revenue ? COGS ? Operating Expenses
Revenue
Total income from sales before any deductions.
COGS
Cost of goods sold x direct costs to produce or purchase products.
Operating Expenses
Indirect costs: salaries, rent, marketing, software, etc.
Gross Profit
Profit after subtracting only COGS. Shows production efficiency.
Net Profit
Profit after all costs. The true bottom-line profitability.

Example

Revenue$50,000
COGS$20,000
Gross Profit$30,000 (60%)
Operating Expenses$15,000
Net Profit = $15,000 (30% net margin)

A 30% net margin is strong for most ecommerce businesses. The gross margin of 60% gives significant room to cover operating expenses. If net margin were negative, you'd need to either raise prices, cut COGS, or reduce opex.

How to Increase Your Ecommerce Profit

Revenue growth gets the headlines, but profit is what sustains a business. Many high-revenue ecommerce businesses are barely profitable x or unprofitable x because they haven't engineered their cost structure alongside their revenue growth. Here's how to improve actual profitability.

1. Know Your Unit Economics

Calculate profit per order, not just total profit. What's your average revenue per order? Average COGS? Average variable cost (shipping, payment processing, packaging)? Contribution margin per order = Revenue ? all variable costs. If contribution margin is negative, every order loses money regardless of volume. Fix unit economics before scaling.

2. Reduce COGS Through Smarter Sourcing

COGS is the biggest lever for most product businesses. Strategies: negotiate volume discounts with existing suppliers, get competitive quotes from alternative suppliers annually, consolidate SKUs to focus volume on fewer products, look for domestic alternatives to reduce tariff/shipping costs, and consider private labeling to improve margins on bestsellers.

3. Control Fixed vs. Variable Cost Mix

Scale-friendly businesses have low fixed costs and variable costs that scale proportionally with revenue. High fixed costs (large warehouse, big team) create profit fragility if revenue drops. Audit your operating expenses x identify which are truly fixed and which can be variabilized (use 3PLs instead of owned warehouses, contractors instead of full-time staff for variable work).

4. Optimize Your Product Mix

Not all products are equally profitable. Analyze profit margin by SKU and shift marketing spend, homepage placement, and cross-sell recommendations toward high-margin products. Discontinue chronically low-margin items that consume inventory capital without delivering proportional profit contribution.

5. Reduce Chargebacks and Returns

Returns and chargebacks are silent profit killers. A 15% return rate on a 40% margin product means you're effectively losing money on 37.5% of your gross margin. Reduce returns through better product photography, detailed descriptions, size guides, and post-purchase onboarding. Fight chargebacks with clear documentation, shipping confirmation, and proactive customer service.

6. Leverage Email and Retention

Repeat customers have near-zero acquisition cost, converting at 3-5x the rate of new visitors. Email marketing to existing customers typically generates $36 return per $1 spent. Invest in post-purchase flows, loyalty programs, and reorder reminders. Moving 20% of your revenue from new-customer to repeat-customer acquisition can dramatically improve overall profitability.

Frequently Asked Questions

Gross profit = Revenue ? COGS. It measures production/sourcing efficiency. Net profit = Revenue ? COGS ? all operating expenses (salaries, rent, marketing, taxes). Net profit is the true measure of business profitability. A business can have healthy gross profit but negative net profit if overhead is too high.
Net profit margins for ecommerce typically range from 5-20%. Margins below 5% leave little buffer for cost increases or revenue dips. Above 20% is excellent and uncommon except for high-margin digital or brand businesses. Many venture-backed ecommerce companies operate at negative net margins intentionally during growth phases x this is only sustainable with external capital.
Profit is an accounting measure (revenue minus expenses in a period). Cash flow is the actual movement of money in and out of your business. A profitable business can still run out of cash if it has poor payment terms, high inventory investment, or rapid growth consuming working capital. Monitor both x profit shows long-term viability, cash flow shows short-term survival.
Yes x always include owner's salary as an operating expense in profit calculations. Many small business owners omit their salary from "expenses" and report inflated profit. If you didn't pay yourself, you'd need to hire someone x that cost belongs in operating expenses. Profit should reflect what's left after all labor, including yours, is compensated at market rate.
Key ecommerce operating expenses: advertising spend, marketing agency fees, platform fees (Shopify, Amazon), payment processing (typically 2-3%), salaries and contractor costs, warehouse/3PL costs, software subscriptions (email, analytics, CRM), returns processing, customer support, and accounting/legal. Track each as a percentage of revenue monthly to spot cost creep.

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