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ACoS(广告销售成本)
广告花费 ÷ 广告归因销售额——亚马逊后台的标准效率指标,也是最容易被过度优化的一个。
ACoS 25% 意味着 1 块钱广告买回 4 块钱被追踪到的广告销售。它适合拿来对比 campaign 之间的效率,不适合评判整个账号——因为它看不见广告带动的自然单。经典翻车:把账号管到 ACoS 最好看,预算全流向品牌防守和再营销这类『摘果子』的广告,真正拉新的都被砍了。配上 TACoS 一起看,扭曲就消失。
关键数字
费率与规则以官方英文原文为准,保留原文:
- ACoS = ad spend ÷ ad-attributed sales; its inverse is ROAS (25% ACoS = 4.0 ROAS).
- Attribution windows differ by ad type (14-day click for Sponsored Products), so console ACoS keeps moving for days after the click.
- Commonly cited cross-category averages sit near 30%, but spread is wide enough that only your own break-even number is decision-grade.
官方来源:Amazon Ads glossary
本词条另有英文完整版。