Nano influencers had the lowest cost per acquisition at $28.75
Channel validation
Cost Per Acquisition by Influencer Tier
| Influencer tier | Cost per acquisition (USD) |
|---|---|
| Macro | $85.5 |
| Micro | $42.3 |
| Nano | $28.75 |
- Reader Note:
- CPA is defined in the paper as total cost divided by acquisitions.
- Evidence:
- Observed behaviour
- Vendor interest:
- None
- Sample:
- 63 influencer marketing campaigns in niche markets, using secondary campaign data from influencer marketing platforms, brand reports, social media analytics tools, and industry reports, plus 3 purposefully selected case studies.
Good for
Comparing yourself against a similar segment, and choosing what to test next.
Not for
- Saying that one thing caused another, or predicting what you would get.
- The source never says when this data was collected. It could be considerably older than the publication date suggests.
- The source never says how this number was measured.




