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Modernizr vs Squarespace Commerce

Based on 261 and 13 real audits

View Modernizr details | View Squarespace Commerce details
MetricModernizrSquarespace CommerceWinner
Performance4432Modernizr
Accessibility8594Squarespace Commerce
Best Practices8697Squarespace Commerce
SEO9095Squarespace Commerce
Security6470Squarespace Commerce
TTFB402ms333msSquarespace Commerce
Composite7375Squarespace Commerce
Performance
Modernizr
44
Squarespace Commerce
32
Accessibility
Modernizr
85
Squarespace Commerce
94
Security
Modernizr
64
Squarespace Commerce
70
SEO
Modernizr
90
Squarespace Commerce
95
Composite
Modernizr
73
Squarespace Commerce
75

Squarespace Commerce outperforms Modernizr in 6 of 7 categories, with a stronger composite score (75 vs 73). Modernizr leads in performance.

When to choose Modernizr

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

When to choose Squarespace Commerce

Choose Squarespace Commerce when your primary concern is server response time 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 261 audited Modernizr sites and 13 audited Squarespace Commerce 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, Modernizr or Squarespace Commerce?
Based on real BeaverCheck audits, Modernizr sites score higher on Lighthouse performance (44 vs 32 on average).
Which has better security, Modernizr or Squarespace Commerce?
Squarespace Commerce sites score higher on security analysis (70 vs 64 on average).
Which has better accessibility, Modernizr or Squarespace Commerce?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Squarespace Commerce (94 vs 85). 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, Modernizr or Squarespace Commerce?
Squarespace Commerce sites score higher on Lighthouse SEO signals (95 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), Modernizr or Squarespace Commerce?
Squarespace Commerce sites show lower Time to First Byte (333 ms vs 402 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 Modernizr or Squarespace Commerce for my website?
Both platforms have trade-offs. Modernizr scores higher on overall composite score while Modernizr 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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