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Google Analytics vs Siteimprove

Based on 2004 and 88 real audits

View Google Analytics details | View Siteimprove details
MetricGoogle AnalyticsSiteimproveWinner
Performance4135Google Analytics
Accessibility8795Siteimprove
Best Practices8686Tie
SEO9194Siteimprove
Security6564Google Analytics
TTFB413ms544msGoogle Analytics
Composite7372Google Analytics
Performance
Google Analytics
41
Siteimprove
35
Accessibility
Google Analytics
87
Siteimprove
95
Security
Google Analytics
65
Siteimprove
64
SEO
Google Analytics
91
Siteimprove
94
Composite
Google Analytics
73
Siteimprove
72

Google Analytics outperforms Siteimprove in 4 of 7 categories, with a stronger composite score (73 vs 72). Siteimprove leads in accessibility, SEO.

When to choose Google Analytics

Choose Google Analytics when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Siteimprove

Choose Siteimprove when your primary concern is accessibility and SEO. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 2004 audited Google Analytics sites and 88 audited Siteimprove sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →

FAQ

Which is faster, Google Analytics or Siteimprove?
Based on real BeaverCheck audits, Google Analytics sites score higher on Lighthouse performance (41 vs 35 on average).
Which has better security, Google Analytics or Siteimprove?
Google Analytics sites score higher on security analysis (65 vs 64 on average).
Which has better accessibility, Google Analytics or Siteimprove?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Siteimprove (95 vs 87). Both technologies can be made fully accessible with care — the difference reflects common patterns in the sampled sites, not inherent platform limits.
Which is better for SEO, Google Analytics or Siteimprove?
Siteimprove sites score higher on Lighthouse SEO signals (94 vs 91 on average), which cover meta tags, crawlability, mobile friendliness, and structured data. Content strategy and backlinks still matter more than platform choice for ranking.
Which has faster server response (TTFB), Google Analytics or Siteimprove?
Google Analytics sites show lower Time to First Byte (413 ms vs 544 ms on average). TTFB depends heavily on hosting and CDN setup rather than the technology itself, but the sampled sites suggest a meaningful difference in common deployment patterns.
Should I choose Google Analytics or Siteimprove for my website?
Both platforms have trade-offs. Google Analytics scores higher on overall composite score while Google Analytics may excel in metrics you care about most. Run a free BeaverCheck audit on a real site using each to compare the metrics relevant to your use case.
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