Shopify ROAS & Break-Even Calculator

Get realistic acquisition targets before scaling spend.

Ecommerce calculator

Calculator

Profitability readout

Break-even ROAS

4.16x

Break-even CPA

$20.45

Per-order economics

Profit per order: $20.45

Target ROAS range

4.99x - 6.65x

CAC mode note

Channel-specific mode uses direct channel economics only.

Basic mode

This is a baseline calculator. For advanced and more accurate profitability modeling, create an account.

Unlock advanced calculator

Advanced settings

  • Discount rate
  • Agency fee
  • Blended vs channel-specific CAC mode

How to read your numbers

If current ROAS is below break-even, acquisition is value-destructive at current margin assumptions.

Common mistakes

  • Ignoring returns
  • Margin confusion (gross vs net)
  • Missing fulfillment costs

Manual vs tool-driven analysis

Manual approach

  • Missing cost layers
  • Unclear break-even targets

With this tool

  • Full-cost assumptions
  • Actionable ROAS range

Trust & Disclaimer

Use these estimates for planning. Final business outcomes depend on execution quality and operating context.

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FAQ

What is the difference between ROAS and MER?

ROAS is channel-level efficiency, while MER reflects total marketing efficiency.

Which margin should I use?

Use contribution margin after variable costs for better decision quality.

How do I include repeat purchases?

Run baseline with first-order economics, then model repeat orders separately.