Comments vs Cost Per Mille (CPM)
💬 Engagement · Detailed comparison
Comments focuses on comments are viewer responses to a video that drive engagement and community, while Cost Per Mille (CPM) focuses on cpm is the amount advertisers pay per thousand ad impressions. Both are important for YouTube SEO.
📖 Comments
Comments are viewer responses to a video that drive engagement and community.
📖 Cost Per Mille (CPM)
CPM is the amount advertisers pay per thousand ad impressions.
⚖️ Side-by-Side Comparison
| Dimension | Comments | Cost Per Mille (CPM) |
|---|---|---|
| Category | 💬 Engagement | 💰 Monetization |
| Primary Focus | Comments | Cost Per Mille (CPM) |
| Ranking Impact | High | High |
| Optimization Difficulty | Medium | Medium |
| Key Metric Affected | Community Growth | Revenue & RPM |
| Implementation Complexity | Low (daily habits) | Medium (requires eligibility) |
| Time to Impact | Days to weeks (community building) | 1-3 months (threshold dependent) |
| Best Channel Stage | Small to medium channels | Monetized channels |
| Best For | Understanding & measuring comments | Understanding & measuring cost per mille (cpm) |
🎯 When to Use Each
Use Comments: when you need to comments are viewer responses to a video that drive engagement and community. It is most effective for Small to medium channels and primarily impacts Community Growth.
Use Cost Per Mille (CPM): when your goal is cpm is the amount advertisers pay per thousand ad impressions. It works best for Monetized channels and primarily affects Revenue & RPM.
💡 They belong to different categories, meaning they cover different aspects of YouTube SEO. You can work on both simultaneously.