Last updated:
October 23, 2026

Quality Score in Google Ads: Improving Ad Rank While Lowering CPC

Quality Score is Google Ads’ 1-10 rating of the quality and relevance of your keywords, ads, and landing pages — a higher score directly lowers your cost per click (CPC) and improves your ad position, meaning you pay less to appear above competitors. For Indian advertisers where Google Ads budgets range from ₹20,000 to ₹5,00,000/month, the difference between a Quality Score of 5 and 8 can mean 30-50% lower CPCs — translating to lakhs saved annually. This guide breaks down exactly how Quality Score works and how to improve it in 2026.

Last updated October 2026

How Quality Score Affects Your Costs and Ranking

Google uses an Ad Rank formula to determine your ad position:

Ad Rank = Max CPC Bid × Quality Score × Expected Impact of Extensions

This means a competitor bidding ₹50 with a Quality Score of 6 has an Ad Rank of 300. You can beat them by bidding ₹40 with a Quality Score of 8 (Ad Rank = 320). You pay less and rank higher.

The actual CPC you pay is calculated as: Your Actual CPC = (Ad Rank of advertiser below you / Your Quality Score) + ₹0.01

Higher Quality Score = lower actual CPC. Google has confirmed that Quality Score accounts for a significant portion of your auction performance.

The Three Components of Quality Score

1. Expected Click-Through Rate (CTR)

Google predicts how likely users are to click your ad based on historical performance. It compares your ad’s CTR against the average CTR for that position. Ratings: Above Average, Average, Below Average.

How to improve:

  • Include the exact keyword in your headline — users scan for relevance before clicking.
  • Use numbers and specifics: “50% Off” or “Starting ₹999” outperforms “Great Deals.”
  • Strong CTAs: “Get Free Quote,” “Download Now,” “Book Today.”
  • Ad extensions: sitelinks, callouts, structured snippets increase ad real estate and CTR.
  • Test 3-4 ad variations per ad group — pause low-CTR versions after statistically significant data (100+ impressions minimum).

2. Ad Relevance

How closely your ad copy matches the searcher’s query intent. Ratings: Above Average, Average, Below Average.

How to improve:

  • Tight keyword grouping: 5-15 closely related keywords per ad group, not 50 broad keywords.
  • Mirror keyword language in the ad headline and description.
  • Use responsive search ads (RSAs) with 10-15 headlines that cover keyword variations.
  • Create separate ad groups for different keyword themes: “web design company” and “website development agency” deserve separate groups with tailored ad copy.

3. Landing Page Experience

Google evaluates your landing page for relevance, transparency, load speed, and mobile-friendliness. Ratings: Above Average, Average, Below Average.

How to improve:

  • Relevance: The landing page content should match the ad and keyword exactly. Don’t send all traffic to your homepage — create dedicated landing pages per service/product.
  • Speed: Core Web Vitals matter here. Target LCP under 2.5s, especially on mobile. Indian users often on 4G with variable speeds.
  • Mobile-friendliness: 70%+ of Google searches in India are on mobile. Responsive design, tap-friendly buttons, no horizontal scrolling.
  • Trust signals: Clear contact information, privacy policy, client logos, testimonials.
  • Original content: Not a copy of another page on your site or the internet.

Quality Score Benchmarks for Indian Advertisers

Quality ScoreWhat It MeansCPC Impact
1-3Poor — significant issues400-150% CPC premium
4-5Below average25-100% CPC premium
6AverageBaseline CPC
7Good~28% CPC discount
8Very good~38% CPC discount
9-10Excellent~44-50% CPC discount

For Indian campaigns, aim for 7+ on branded keywords (should be easy — 8-10 is common) and 6+ on non-branded keywords. If any keyword is at 3 or below, it’s actively hurting your account.

Step-by-Step Quality Score Audit

  1. Enable Quality Score columns in Google Ads: Quality Score, Expected CTR, Ad Relevance, Landing Page Experience (add columns under “Modify columns” → “Quality Score”).
  2. Export and sort by Quality Score ascending — your lowest scores are your biggest opportunity.
  3. Identify the weak component: Is it CTR, relevance, or landing page? Each needs different fixes.
  4. Fix low-relevance first: Restructure ad groups to tighten keyword-ad alignment. This usually has the fastest impact.
  5. Improve landing pages: Create dedicated pages for each major keyword theme. Largest effort but highest impact.
  6. Test ad copy: Run A/B tests focused on improving CTR for keywords with “Below Average” expected CTR.
  7. Review monthly: Quality Score changes over time as user behaviour and competition evolve.

Quality Score Myths and Realities

  • Myth: “Pausing low-QS keywords hurts your account.” Reality: There’s no “account-level Quality Score” that’s penalised. Pause or remove low-QS keywords freely.
  • Myth: “Display and Search Quality Scores are the same.” Reality: They’re calculated separately. Display network QS is less transparent but exists.
  • Myth: “Higher bids improve Quality Score.” Reality: Bids don’t directly affect QS. However, higher positions (from higher bids) can improve CTR, which indirectly helps.
  • Myth: “New keywords start with QS 6.” Reality: New keywords may show QS 6 initially but Google factors in historical account performance and keyword-level signals from other advertisers.

Frequently Asked Questions

How long does it take to improve Quality Score after making changes?

Google re-evaluates Quality Score as it accumulates new data. Ad copy changes may reflect in 1-2 weeks with sufficient impressions. Landing page improvements take 2-4 weeks. Expect measurable QS improvement within 30-45 days of implementing changes, provided your keywords receive enough traffic (at least 100-200 impressions/week).

Does Quality Score matter for Smart Bidding strategies like Target CPA?

Yes. While Smart Bidding uses real-time auction signals beyond the visible Quality Score, the underlying factors (CTR, relevance, landing page) still affect your auction performance. Higher-quality ads and landing pages give Smart Bidding better inputs, resulting in better outcomes. Don’t ignore Quality Score just because you use automated bidding.

What Quality Score should I aim for with a limited Google Ads budget in India?

If your budget is under ₹50,000/month, Quality Score is even more critical — every rupee wasted on inflated CPCs hurts more. Target 7+ for your top 20% of keywords by spend. For keywords stuck at 3-4, either fix them urgently or pause them and reallocate budget to higher-QS keywords. A ₹30,000/month budget with QS 8 outperforms a ₹50,000/month budget with QS 4.

Can negative keywords improve Quality Score?

Indirectly, yes. Negative keywords prevent your ads from showing on irrelevant searches, which improves your CTR (people who see your ad are more likely to click because the match is better). For Indian advertisers, add negatives for terms like “free,” “salary,” “jobs,” “PDF download” unless those are relevant to your business.

Is Quality Score visible for Performance Max campaigns?

No. Performance Max campaigns don’t show keyword-level Quality Scores because they don’t use traditional keyword targeting. However, the underlying principles still apply — Google evaluates your assets (headlines, descriptions, images, landing pages) for quality. Provide diverse, relevant creative assets and send traffic to high-quality landing pages for best PMax performance.

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