Why ecommerce margin math matters
Media buying and page optimization only work if the underlying unit economics hold. This page keeps the model grounded in product, fee, and return-rate reality.
DTC Profit Margin Calculator
Model per-unit profit, gross margin, and ad-efficiency pressure using deterministic ecommerce inputs.
Targets profit margin calculator and gross margin calculator demand
Supports ecommerce and Shopify-specific use cases
Pairs margin math with break-even ROAS context
Profit / unit
$45.36
After fees, shipping, and returns
Gross margin
54.0%
Profit as a share of selling price
Monthly profit
$2,036
After ad spend
Break-even ROAS
1.85x
ROAS needed to cover current per-order profit
Margin summary
This summary keeps the business case visible before the deeper breakdown and price scenarios.
You keep $45.36 per order before ad spend, which becomes $4,536 per month at the current volume.
After ad spend, the current model yields $2,036 in monthly profit.
Cost breakdown
A simple visual stack of the cost layers that sit inside each order.
COGS$26.00
Shipping$6.00
Fees$2.44
Profit$45.36
Scenario table
Price sensitivity for the next few obvious pricing steps.
+$5
$89.00
Profit / unit
$49.97
Gross margin
56.1%
+$10
$94.00
Profit / unit
$54.57
Gross margin
58.1%
+$15
$99.00
Profit / unit
$59.18
Gross margin
59.8%
| Scenario | Price | Profit / unit | Gross margin |
|---|---|---|---|
| +$5 | $89.00 | $49.97 | 56.1% |
| +$10 | $94.00 | $54.57 | 58.1% |
| +$15 | $99.00 | $59.18 | 59.8% |
Scenario table
Price sensitivity for the next few obvious pricing steps.
+$5
$89.00
Profit / unit
$49.97
Gross margin
56.1%
+$10
$94.00
Profit / unit
$54.57
Gross margin
58.1%
+$15
$99.00
Profit / unit
$59.18
Gross margin
59.8%
| Scenario | Price | Profit / unit | Gross margin |
|---|---|---|---|
| +$5 | $89.00 | $49.97 | 56.1% |
| +$10 | $94.00 | $54.57 | 58.1% |
| +$15 | $99.00 | $59.18 | 59.8% |
How to use the scenarios
Price-step scenarios help quantify whether better conversion, a price increase, or lower fees would have the biggest business impact.
FAQ
Is this meant for ecommerce founders specifically?
Yes. The default examples and framing are built around ecommerce products, Shopify-style fees, shipping, and return rates.
Does this include ad-spend pressure?
Yes. The page is designed to connect product margin to allowable acquisition economics and break-even ROAS.
What to do next
Margin only improves if the page converts efficiently. Ultima is built to help operators improve the economics after the click.
Improve your conversion economics