Quality Score

Google's 1-10 rating of keyword, ad, and landing page relevance. Higher Quality Score = lower CPC and better positions. Components: Expected CTR, Ad Relevance, Landing Page Experience.

Syntax

google-ads

Quality Score = f(Expected CTR, Ad Relevance, Landing Page Experience)

Example

google-ads

// Quality Score impact on cost:
// Advertiser A: Bid $2.00, QS 8
// Advertiser B: Bid $3.00, QS 4
// Advertiser A wins the auction and pays less

// How to improve:
- Tighten ad group themes
- Include keywords in ad copy
- Improve landing page relevance and load speed
- Write compelling ad copy that earns clicks

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