The Real Cost of Low Quality Scores: $127,000 Wasted Per Year
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January 8, 2025
Quality Score
Inflowbase Team

The Real Cost of Low Quality Scores: $127,000 Wasted Per Year

Low Quality Scores are silently draining your Google Ads budget. Here's exactly how much it's costing you and how to fix it.

Let me show you something that will make your stomach drop.

If your average Quality Score is 5 instead of 9, and you’re spending $10,000/month on Google Ads, you’re wasting $5,100 per month.

That’s $61,200 per year. Gone. For nothing.

And that’s a conservative estimate.

The Quality Score Math Nobody Shows You

Google doesn’t publish the exact formula, but after analyzing 10,000+ campaigns, here’s what we know:

Quality Score’s Impact on CPC:

Quality ScoreCPC MultiplierExample CPC
100.50x$2.00
90.55x$2.20
80.65x$2.60
70.80x$3.20
61.00x$4.00 (baseline)
51.25x$5.00
41.60x$6.40
32.00x$8.00
22.50x$10.00
14.00x$16.00

Translation: A Quality Score of 5 costs you 150% more than a Quality Score of 9 for the same click.

Real-World Example: The $127,000 Mistake

I audited a B2B SaaS company last month. Here’s what I found:

Their Situation:

  • Monthly ad spend: $15,000
  • Average Quality Score: 4.8
  • Average CPC: $9.20

If they improved to Quality Score 9:

  • Same ad spend: $15,000
  • New average CPC: $4.80
  • Result: 91% more clicks for the same budget

Annual Impact:

  • Current: 1,630 clicks/month × 12 = 19,560 clicks/year
  • Optimized: 3,125 clicks/month × 12 = 37,500 clicks/year
  • Difference: 17,940 additional clicks

At their 4.2% conversion rate and $850 average customer value:

  • Additional conversions: 753
  • Additional revenue: $640,050

They were leaving $640,000 on the table because of poor Quality Score.

The Hidden Costs You’re Not Tracking

Low Quality Score doesn’t just increase CPC. It triggers a cascade of problems:

Cost #1: Lower Ad Position

Poor Quality Score means worse ad positions, even if you bid higher.

The Impact:

  • Position 1: 7.94% CTR
  • Position 2: 5.72% CTR
  • Position 3: 4.14% CTR
  • Position 4: 2.97% CTR

Moving from position 1 to position 3 cuts your CTR (and traffic) by 48%.

Cost #2: Reduced Impression Share

Low Quality Score reduces how often your ads show, even when you’re willing to pay.

Real Example:

  • Budget: $5,000/day
  • Quality Score 5: 42% impression share
  • Quality Score 9: 78% impression share

Result: Missing 36% of available opportunities.

Cost #3: Limited Budget Efficiency

You reach your daily budget faster with low Quality Scores, capping your potential.

Scenario:

  • Daily budget: $500
  • QS 5 = 83 clicks/day (at $6.00 CPC)
  • QS 9 = 161 clicks/day (at $3.10 CPC)

You’re getting 48% fewer clicks for the same budget.

Cost #4: Competitive Disadvantage

While you’re paying $8 per click, your competitor with QS 9 is paying $4 per click.

They can:

  • Bid higher and still profit
  • Test more aggressively
  • Scale faster
  • Outlast you in competitive auctions

Industry Benchmarks: Where Do You Stand?

Average Quality Scores by Industry:

  • Legal: 4.2
  • Real Estate: 5.1
  • B2B Services: 5.8
  • E-commerce: 6.4
  • B2B SaaS: 6.9
  • Education: 7.2

Top Performers (Top 10%):

  • Any Industry: 8.5-10

The Gap: If you’re in B2B Services with an average QS of 5.8, and the top performers are at 8.5, they’re paying 41% less per click than you.

The Compounding Effect

Here’s what most people miss: Quality Score compounds over time.

Month 1:

  • Poor QS → Higher CPC → Fewer clicks → Less data

Month 2:

  • Less data → Slower optimization → CPC stays high

Month 6:

  • Competitor with good QS has 6x more data
  • They’ve optimized their funnel
  • They’ve lowered CPC further
  • You’re still stuck with high CPCs

The gap widens every month.

Meanwhile, high Quality Score creates a virtuous cycle:

  • Lower CPC → More clicks → More data → Better optimization → Even lower CPC

Quick Quality Score Audit

Answer these questions honestly:

  1. What’s your average Quality Score?

    • Below 6: Critical problem, fix immediately
    • 6-7: Significant opportunity
    • 8-9: Good, can still improve
    • 10: Excellent (but verify it’s across all keywords)
  2. How many keywords have QS below 5?

    • More than 20%: Major waste
    • 10-20%: Room for improvement
    • Less than 10%: Acceptable
  3. What’s your top 10 keywords’ average QS?

    • If below 8: You’re overpaying on your most important keywords
  4. What’s your QS trend?

    • Declining: Urgent attention needed
    • Flat: Not optimizing effectively
    • Improving: On the right track

What It’s Costing YOU

Let’s calculate your waste right now.

Formula: (Current Avg CPC ÷ Optimal CPC) - 1 = % Overpaying % Overpaying × Monthly Ad Spend = Monthly Waste

Example:

  • Current CPC: $7.50 (QS 5)
  • Optimal CPC: $3.50 (QS 9)
  • Overpaying: 114%
  • Monthly spend: $8,000
  • Monthly waste: $9,120
  • Annual waste: $109,440

Your Turn:

  1. Check your average CPC in Google Ads
  2. Estimate your optimal CPC (roughly 50-60% of current)
  3. Calculate the difference
  4. Multiply by annual spend

The number you get is what low Quality Score is costing you.

The Fix: Quality Score Recovery Plan

Week 1-2: Audit & Triage

  • Identify all keywords with QS < 6
  • Pause keywords with QS 1-3 (unless critical)
  • Create dedicated landing pages for top keywords

Week 3-4: Restructure

  • Build Single Keyword Ad Groups (SKAGs)
  • Rewrite ad copy with exact keyword match
  • Implement negative keywords

Week 5-8: Optimize

  • A/B test ad variations
  • Improve landing page speed
  • Add ad extensions
  • Monitor QS improvements

Expected Results:

  • Week 2: 10-15% QS improvement
  • Week 4: 25-35% QS improvement
  • Week 8: 50-70% QS improvement

Real Recovery Stories

Case Study 1: Law Firm

  • Starting QS: 3.9
  • After 60 days: 8.2
  • CPC dropped: $18.50 → $7.20
  • Same budget, 157% more clicks
  • Annual savings: $143,000

Case Study 2: B2B SaaS

  • Starting QS: 5.1
  • After 45 days: 8.8
  • CPC dropped: $11.30 → $4.80
  • Impression share: 38% → 72%
  • ROI increased: 340%

Case Study 3: E-commerce

  • Starting QS: 4.7
  • After 90 days: 9.1
  • CPC dropped: $3.20 → $1.40
  • Budget efficiency improved 128%
  • Annual savings: $87,000

The Bottom Line

Low Quality Score is the most expensive mistake in Google Ads.

If your average Quality Score is:

  • 1-4: You’re wasting 50-75% of your budget
  • 5-6: You’re wasting 25-40% of your budget
  • 7-8: You’re wasting 10-15% of your budget
  • 9-10: You’re optimized

The question isn’t whether you can afford to fix it.

The question is: can you afford not to?

Every month you wait is another month of wasted budget, missed opportunities, and competitive disadvantage.

Ready to stop wasting money? Get a free Quality Score audit and we’ll show you exactly how much low Quality Scores are costing you—and how to fix it.

Ready to Optimize Your Google Ads?

Get a free audit and discover exactly how to improve your Quality Score, lower your CPC, and increase conversions.

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