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D3 vs Modernizr

Based on 14 and 303 real audits

View D3 details | View Modernizr details
MetricD3ModernizrWinner
Performance4844D3
Accessibility8485Modernizr
Best Practices8787Tie
SEO9090Tie
Security7066D3
TTFB317ms416msD3
Composite7574D3
Performance
D3
48
Modernizr
44
Accessibility
D3
84
Modernizr
85
Security
D3
70
Modernizr
66
SEO
D3
90
Modernizr
90
Composite
D3
75
Modernizr
74

D3 outperforms Modernizr in 4 of 7 categories, with a stronger composite score (75 vs 74). Modernizr leads in accessibility.

When to choose D3

Choose D3 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 Modernizr

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

How this comparison was built

Scores are medians across 14 audited D3 sites and 303 audited Modernizr 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, D3 or Modernizr?
Based on real BeaverCheck audits, D3 sites score higher on Lighthouse performance (48 vs 44 on average).
Which has better security, D3 or Modernizr?
D3 sites score higher on security analysis (70 vs 66 on average).
Which has better accessibility, D3 or Modernizr?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Modernizr (85 vs 84). 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, D3 or Modernizr?
D3 sites score higher on Lighthouse SEO signals (90 vs 90 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), D3 or Modernizr?
D3 sites show lower Time to First Byte (317 ms vs 416 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 D3 or Modernizr for my website?
Both platforms have trade-offs. D3 scores higher on overall composite score while D3 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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