Search "good ACoS" and you will find a single number thrown around like a universal rule, usually somewhere between 15 and 30 percent. That number is not wrong. It is just incomplete. A 25 percent ACoS is a strong result for a coffee subscription running on 20 percent margin and a mediocre one for a premium skincare line running on 60 percent margin. Category, more than any flat benchmark, is what actually decides whether your ACoS is good.
We have covered the margin math behind a good ACoS in detail. This post applies that math across the categories most Amazon sellers operate in, so you have a realistic starting range before you calculate your own number.
Why one ACoS number can't cover every category
ACoS is not an isolated metric. It is a direct function of gross margin. Your break-even ACoS equals your gross margin percentage, and every point of target ACoS below that break-even is the profit you are keeping on ad-attributed sales. Two sellers can run the exact same ACoS and be in completely different financial positions, because their categories carry completely different margin structures.
Three things drive most of the category-to-category difference: the cost of goods relative to selling price, how heavy or bulky the product is (which drives Amazon fulfillment fees), and how much price competition exists in that category. Consumables and commodity-style products tend to compress on all three fronts. Beauty, wellness, and premium accessory categories tend to have more room.
2026 category ACoS benchmark ranges
| Category | Typical gross margin | Typical ACoS ceiling* |
|---|---|---|
| Grocery & consumables | 20-30% | 12-18% |
| Electronics accessories | 35-50% | 18-28% |
| Home & kitchen | 40-55% | 22-30% |
| Beauty & personal care | 45-60% | 25-33% |
| Toys & seasonal | 45-60% | 25-33% |
| Apparel & accessories | 50-65% | 28-38% |
| Supplements & wellness | 55-70% | 30-40% |
*Ceiling estimated at roughly 70 percent of typical break-even ACoS for the category, using the same margin-based method covered in what is a good ACoS. These are starting points built from common margin ranges, not a measurement of your account. Calculate your own break-even before setting a target.
Read the table as a compass, not a verdict. A private-label apparel brand with strong pricing power can sit at the top of its range or above it. A wholesale electronics accessory competing on price alone may need to run near the bottom of its range just to stay profitable.
What actually drives the difference between categories
Cost of goods relative to price. Categories where manufacturing cost eats a large share of the selling price, like grocery and many consumables, simply have less margin left over for advertising. Categories with more pricing power over raw materials, like beauty formulations or supplements, tend to keep more of each sale.
Fulfillment cost structure. Heavy or bulky items in home and kitchen carry higher FBA fees relative to their selling price, which compresses margin before advertising even enters the picture. Small, light items in beauty or accessories keep a larger share of the sale price intact.
Price competition intensity. Electronics accessories are a useful example of a category that looks high-margin on the surface but is not. Intense price competition from many nearly-identical sellers pushes selling prices down and margins with them, even though the underlying product might seem premium.
Brand positioning inside the category. The ranges in the table describe the middle of each category, not the edges. A commodity-style listing competing mostly on price sits toward the bottom of its category's margin range and should target the bottom of its ACoS range too. A differentiated, branded listing with less direct price comparison can often justify sitting near the top of both. Two sellers in the same category, selling a similar type of product, can have a legitimately different correct answer once positioning is accounted for.
Two categories, worked out
Harbor Kitchen sells a cutting board line in the home goods category. Landed cost, including packaging and inbound freight, runs $13 on a $32 listing. Gross margin after Amazon fees comes out to roughly 44 percent, which puts their break-even ACoS at 44 percent. Following the 70 percent guidance, their target ACoS sits close to 30 percent, right in the middle of the home and kitchen range in the table above. Nothing about their specific product moved them outside the category norm.
Northlane Goods sells a private-label supplement. Landed cost is $6 on a $28 listing, a 79 percent gross margin, well above the category's typical range. Their break-even ACoS is correspondingly high, and their target ACoS can comfortably sit near 45 percent, above the top of the supplements range in the table. Their formulation and packaging costs are lower than a typical competitor in the category, so the benchmark undersells what their actual margin supports. This is exactly why the category range is a starting point, not a ceiling that overrides your own math.
Set your ACoS ceiling once. Let it enforce itself.
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Start free trial →When it's correct to run above your category's benchmark
Category benchmarks describe a mature, steady-state product. They do not describe a launch. A new listing building review velocity and organic rank often runs well above its category ceiling for the first several weeks, sometimes above break-even entirely, because the return is not just the sale, it is the rank and review data that lowers future acquisition cost. The same applies to defensive spend protecting a top placement on a competitive keyword, where losing the position costs more than the ACoS overage.
The category range tells you where a healthy, mature campaign should settle. It is not the number to hold a brand-new listing to on day three.
The mistake of comparing your ACoS to a stranger's
Seller forums are full of ACoS numbers shared with no category, margin, or product stage attached. A seller in a 65 percent margin category posting "I run 40 percent ACoS and it's great" is not comparable to a seller in a 25 percent margin category with the same number, and treating the two as equivalent leads to a target set for the wrong business. The category table above exists to give that missing context back. Before adopting anyone's ACoS as a goal, including the ranges here, run the comparison through your own margin.
The same caution applies inside your own account across time. A category's benchmark holds during a normal week, not during a demand spike. An event like Prime Day or Black Friday temporarily changes conversion rates and competitive CPCs at the same time, which moves the ACoS math in ways a steady-state benchmark was never built to predict. Treat tent-pole windows as their own calculation, not a violation of your usual target.
How to put this to use
- Find your category's range in the table and treat it as a first estimate, not a final target.
- Calculate your product's actual break-even ACoS from your real landed cost and selling price.
- Set your target using the break-even framework, adjusting up for launch phase or defensive keywords and down if you want a more conservative profit-first posture.
- Enforce the target with a performance rule evaluated once daily against prior-day data, paired with budget rules so spend and ACoS move together instead of working against each other.
If your current ACoS is above the range for your category and margin, the fix is rarely a blanket bid cut. Diagnosing where the ACoS is actually coming from, hour of day, specific keywords, or a genuinely underpriced product, gets you to a lower number faster and with less collateral damage to sales volume.
Frequently asked questions
Is a good ACoS the same across every Amazon category? No. ACoS is a function of gross margin, and gross margin varies widely by category. A grocery product with 25 percent margin and a supplement with 65 percent margin cannot use the same ACoS target and both be considered profitable. Category is a useful starting compass, but your specific product's margin is what actually sets your number.
What is a good ACoS for beauty and personal care products? Beauty and personal care typically carries gross margins in the 45 to 60 percent range, which usually supports a target ACoS somewhere between 25 and 33 percent for an established product. Newer launches in the category often run higher during the first several weeks while building review velocity and rank.
Why do grocery and consumable categories need a lower ACoS ceiling? Consumables and grocery products usually run thin gross margins, often in the 20 to 30 percent range, because packaging, shipping weight, and repeat-purchase pricing pressure keep per-unit profit low. A lower margin means less room for ad spend before a sale stops being profitable, so the ACoS ceiling has to sit lower too.
Should a new seller trust category benchmarks on day one? Use them as a starting compass, not a final answer. Category benchmarks are built from typical margin ranges, not your specific product's costs. Calculate your own break-even ACoS from your actual landed cost and selling price before setting a target, then use the category range to sanity-check whether that number is realistic for your space.
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