ACoS

• Advertising Cost of Sales (ACoS)
• The percentage of your sales that you spend on advertising.
• This is calculated by dividing your PPC Spend by PPC Sales during the campaign.
• This metric provides you a straightforward measure of your advertising’s profitability. Typically, you want a low ACOS.

TACoS

• Total Advertising Cost of Sales (ACoS)
• This is calculated as the Total Spend divided by your Total Sales during the campaign. It's expressed as a percentage and takes into account Organic Sales. Thus, is a more important KPI than ACoS.
• Business Reports > Detail Page Sales and Traffic by Parent Item > Ordered Product Sales (for a specific campaign)

Breakeven ACoS

• Also considered as the Profit Margin which is calculated as Profit before Ads divided by the Sale Price.
• Profit before Ads is calculated as Sale Price - Amazon Fees - COGs

Breakeven ACoS

• Also considered as the Profit Margin which is calculated as Profit before Ads divided by the Sale Price.
• Profit before Ads is calculated as Sale Price - Amazon Fees - COGs