B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
20%
20% -- advertising cost of sales for Amazon Advertising new campaigns (2026)
Initial performance for new Amazon ad campaigns typically shows advertising cost of sales between 20% and 40%.
- Performance varies by category
- Applies to initial campaign performance after 2-4 weeks
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
20%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Darkroom Agency
Primary
Tier B
https://www.darkroomagency.com/observatory/amazon-advertising-definition-benefits-and-implementation ↗
Source Article
Amazon Advertising: Definition, Benefits and Implementation
AMAZON & RETAIL MEDIA
Amazon Advertising: Definition, Benefits and Implementation
Written & peer reviewed by Darkroom leardership
For brands that sell on Amazon, visibility is often the difference between a product that sells and one that doesn't. With millions of listings across every category, sta…
Original Research
Darkroom Agency
· Original study ↗
Methodology
Range 20-40%; midpoint extracted. Applies to initial Amazon ad campaign performance.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Amazon Advertising new campaigns: 20% advertising cost of sales. Source: Darkroom Agency (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/amazon-ads-acos-range
HTML Embed
<blockquote cite="https://lighthousedata.io/data/amazon-ads-acos-range" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>20%</strong> -- advertising cost of sales for Amazon Advertising new campaigns<br><small>Source: Darkroom Agency (2026) · <a href="https://lighthousedata.io/data/amazon-ads-acos-range" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Related Statistics
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.