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Google Analytics vs LazySizes

Based on 1890 and 242 real audits

View Google Analytics details | View LazySizes details
MetricGoogle AnalyticsLazySizesWinner
Performance4144LazySizes
Accessibility8787Tie
Best Practices8586LazySizes
SEO9192LazySizes
Security6464Tie
TTFB400ms422msGoogle Analytics
Composite7373Tie
Performance
Google Analytics
41
LazySizes
44
Accessibility
Google Analytics
87
LazySizes
87
Security
Google Analytics
64
LazySizes
64
SEO
Google Analytics
91
LazySizes
92
Composite
Google Analytics
73
LazySizes
73

LazySizes outperforms Google Analytics in 3 of 7 categories, with a stronger composite score (73 vs 73). Google Analytics leads in TTFB.

When to choose Google Analytics

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

When to choose LazySizes

Choose LazySizes when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 1890 audited Google Analytics sites and 242 audited LazySizes 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 LazySizes?
Based on real BeaverCheck audits, LazySizes sites score higher on Lighthouse performance (44 vs 41 on average).
Which has better security, Google Analytics or LazySizes?
Google Analytics sites score higher on security analysis (64 vs 64 on average).
Which has better accessibility, Google Analytics or LazySizes?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Google Analytics (87 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 LazySizes?
LazySizes sites score higher on Lighthouse SEO signals (92 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 LazySizes?
Google Analytics sites show lower Time to First Byte (400 ms vs 422 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 LazySizes for my website?
Both platforms have trade-offs. LazySizes 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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