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Amazon FBA Profit Calculator

Estimate Amazon FBA-style profit after referral fee, FBA fee, product cost, inbound shipping, storage, ads, and returns.

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Inputs

$
$
%
$

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Results

Profit per Unit
Profit Margin22.64%
ROI on Product Cost73.58%
Total Fees and Costs$30.17

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Assumptions

  • Rates are user-entered planning assumptions.
  • The estimate does not replace accounting, tax, payroll, legal, or marketplace-specific guidance.
  • Inputs are processed locally in the browser.

Sensitivity preview

Selling Price -10%: Profit per Unit $5.63

Selling Price Current: Profit per Unit $8.83

Selling Price +10%: Profit per Unit $12.03

Formula: Profit = selling price - product cost - referral fee - fulfillment fee - inbound shipping - storage - ad cost - return allowance.

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About this Amazon FBA Profit Calculator

FBA-style profit depends on referral fees, fulfillment fees, storage, product cost, ads, inbound shipping, and returns.

Who this calculator is for

  • Freelancers, founders, consultants, and small business operators.
  • Bookkeepers and finance teams doing quick planning checks.
  • Anyone comparing pricing, tax, payment, or marketplace assumptions.

When to use it

  • Model a planning scenario before changing pricing or workflow.
  • Compare best-case and conservative assumptions.
  • Turn business inputs into a transparent estimate.

How to use this calculator

  1. Enter your current or planned business assumptions.
  2. Adjust rates and fees to match your situation or provider.
  3. Review the primary result and supporting breakdown.

Key assumptions

  • Rates are user-entered planning assumptions.
  • The estimate does not replace accounting, tax, payroll, legal, or marketplace-specific guidance.
  • Inputs are processed locally in the browser.

Dataset sources

Ecommerce marketplace public fee references
Effective date
2026-05-06
Last reviewed
2026-05-06

Marketplace fees vary by country, category, plan, fulfillment method, advertising, taxes, currency, payment processor, and contract terms.

Public marketplace fee references summarized as editable planning presets.

Accuracy and testing

Review formula sources, default test cases, assumptions, unit handling, rounding rules, and changelog for this calculator.

View accuracy page

How this calculator works

Profit = selling price - referral fee - FBA fee - product cost - inbound shipping - storage - ads - return allowance.
Profit = selling price - product cost - referral fee - fulfillment fee - inbound shipping - storage - ad cost - return allowance.

Inputs explained

Revenue and volume

The sale, customer, invoice, or workload amount being modeled.

Rates and fees

Editable percentages, flat fees, or tax rates used in the estimate.

Costs

Direct expenses, platform fees, labor, support, or other assumptions that reduce profit or take-home pay.

Understanding your results

Profit per unit and ROI show whether the product has enough room after marketplace and fulfillment costs.

Example scenarios

Planning example

$39 product with 15% referral fee, $5.50 fulfillment fee, $12 product cost, and $4 ad cost gives a contribution profit per unit estimate.

Key Features

  • Instant Calculation
  • Private & Secure
  • Mobile Optimized

Tips & Best Practices

  • Run a conservative scenario before making pricing decisions.
  • Use current payment processor or marketplace fee schedules when applicable.
  • Revisit assumptions when costs, volume, or tax rates change.

Frequently Asked Questions

Does this use live Amazon rates?
No. Enter your current referral, fulfillment, storage, and advertising assumptions because rates vary by category, size, and time.
Is my business data stored?
No. The calculator runs locally in your browser and does not upload your inputs.