Why Page Speed & Core Web Vitals Optimization Matters
Page speed is a direct Google ranking factor. Faster loading web pages achieve higher conversion rates, lower bounce rates, and superior mobile user engagement.
Google Lighthouse Score Thresholds
| Lighthouse Score | Performance Status | Target FCP Benchmark |
|---|---|---|
| 90 – 100 | Good (Green) | Under 1.8 seconds |
| 50 – 89 | Needs Improvement (Amber) | 1.8s – 3.0s |
| 0 – 49 | Poor (Red) | Over 3.0 seconds |
Frequently Asked Questions
❓ How is the performance score calculated?
The score is fetched directly from Google's PageSpeed Insights API, evaluating real Lighthouse metrics including FCP, LCP, and CLS.
❓ How can I improve my website speed score?
Minify CSS/JS assets, compress images under KB, enable browser caching, and use a CDN to reduce server response time.