Break-Even ROAS vs Target ROAS — What's the Difference?

The simple explanation

Break-even ROAS is the minimum return at which an order's contribution after advertising reaches exactly zero. Nothing gained, nothing lost.

Target ROAS is the return required to leave a specific profit behind. You decide the profit; the arithmetic tells you what return delivers it.

Break-even is a fact about your costs. Target is a decision you make. Only one of them is negotiable.

Direct comparison

The same order, viewed two ways.
	Break-even ROAS	Target ROAS
What it answers	Where do I start losing money?	What do I need to earn my margin?
Set by	Your cost structure	Your profit decision
Ad budget per order	All of contribution	Contribution minus target profit
Example value	1.97x	2.80x
Use it for	Kill/keep decisions, bid ceilings	Budget planning, campaign briefs

The formulas

Contribution = Selling price − Fees − COGS − Shipping − Other variable costs Break-even ROAS = Selling price ÷ Contribution Target profit = Selling price × Target margin % Ad budget = Contribution − Target profit Target ROAS = Selling price ÷ Ad budget

The only difference is the denominator. Break-even lets advertising consume the whole contribution; a target reserves part of it as profit before the division happens.

Worked example

Take the same $80.00 order used across these guides: $25.00 product cost, $8.00 shipping, 3% fees and $4.00 of packaging. Contribution is $40.60, which is 50.8% of the order.

Contribution available$40.60

Break-even ROAS (all of it spent on ads)1.97x

Target profit at 15% margin−$12.00

Ad budget left$28.60

Target ROAS2.80x

Reserving 15% of the order as profit costs $12.00 of ad budget, and the required return climbs from 1.97x to 2.80x. The distance between those two numbers is the room you have to work in.

When a target cannot be reached

Targets are not automatically achievable. Asking for a 55% profit margin on this order demands $44.00 of profit from $40.60 of contribution — there is nothing left to buy the order with, at any ROAS.

When that happens the honest answer is that the target needs different economics, not a better media buyer. The calculator says so explicitly rather than returning an impossible number.

When to use break-even ROAS

Kill or keep decisions. A campaign persistently below break-even is not maturing, it is losing money at scale.
Setting an absolute ceiling. Break-even is the line no bid strategy should be allowed to cross for long.
Launches and testing. Running near break-even to buy learning is a defensible choice — as long as everyone knows that is what is happening.
Clearance and liquidation. Sometimes recovering cash from dead stock below break-even is correct. Knowing the line makes it a decision instead of an accident.

When to use target ROAS

Budget planning. Profit goals only become spendable budgets after the target return is derived.
Campaign briefs and agency targets. Give the buyer the target, and keep break-even as the line that triggers a review.
Bid strategy configuration. Platform tROAS settings should carry your target, never your break-even — otherwise the algorithm optimises straight to zero profit.
Pricing decisions. If no realistic ROAS reaches the target, the answer is usually in the price or the cost base.

Why Meta and Google ROAS alone do not show profitability

Ad platforms report revenue attributed to their own ads. That figure knows nothing about your product cost, freight or fee schedule, and it is measured with the platform's own attribution model.

Gross, not net. Refunded and cancelled orders usually stay in the reported conversion value.
Attribution windows differ. Two platforms can both claim the same order.
Blended is not channel. Total revenue over total ad spend includes organic and returning customers, so blended ROAS flatters paid performance.
No cost side. The platform cannot see contribution, so it cannot tell you whether a return is good.

Break-even and target ROAS are the missing half. They give the reported number something to be measured against.

Frequently asked questions

Which number should I put in a tROAS bid strategy?

Your target, not your break-even. A platform optimising to break-even will happily deliver exactly that, which is zero profit before overheads are paid.

Is target ROAS the same as a margin target?

They are linked but not identical. A margin target is stated as a share of the order value; target ROAS is what that margin requires from advertising once contribution is known. One converts into the other through the formulas above.

Can target ROAS be lower than break-even ROAS?

Not on order-level economics — reserving profit always raises the required return. A lower target only makes sense if you are deliberately spending against future repeat purchases, which is a separate calculation with its own assumptions.

How often should I recalculate?

Whenever an input moves: supplier price changes, freight rates, a new payment provider, a permanent discount code, or a change in average order value. All of them shift both numbers.

New to the underlying calculation? Start with what break-even ROAS is, or see the same limit in currency terms in how to calculate maximum CPA. This guide is informational and is not financial advice.