What is Conversion Rate?
Conversion rate is the percentage of clicks (or interactions) that result in a conversion: conversions divided by clicks. It is the clearest measure of how well your landing page and offer turn paid traffic into action, and the lever with the biggest leverage on cost per acquisition.
What to know in practice
- Conversion rate is mostly a landing-page and offer problem, not an ads problem. Doubling conversion rate halves CPA at the same CPC, which is why CRO often beats bid tweaks.
- Measure it by intent: high-intent branded or bottom-funnel terms convert far better than broad prospecting, so blended conversion rate hides the real picture.
- Smart Bidding learns from conversion-rate patterns, clean, accurate conversion tracking is the prerequisite for it to work at all.
- Mobile and desktop often convert very differently; segment before you judge.
Common misconception
A low conversion rate is usually blamed on traffic quality, but more often the landing page, form length, or offer is the bottleneck, the same traffic converts far better with a better page.
Related terms
- Conversion Rate Optimization (CRO) → CRO
- CPA (Cost Per Acquisition) → Analytics
- Quality Score → Paid Media