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PHP vs USWDS

Based on 1030 and 45 real audits

View PHP details | View USWDS details
MetricPHPUSWDSWinner
Performance4643PHP
Accessibility8995USWDS
Best Practices8889USWDS
SEO9191Tie
Security6566USWDS
TTFB421ms540msPHP
Composite7474Tie
Performance
PHP
46
USWDS
43
Accessibility
PHP
89
USWDS
95
Security
PHP
65
USWDS
66
SEO
PHP
91
USWDS
91
Composite
PHP
74
USWDS
74

USWDS outperforms PHP in 3 of 7 categories, with a stronger composite score (74 vs 74). PHP leads in performance, TTFB.

When to choose PHP

Choose PHP 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 USWDS

Choose USWDS when your primary concern is accessibility 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 1030 audited PHP sites and 45 audited USWDS 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, PHP or USWDS?
Based on real BeaverCheck audits, PHP sites score higher on Lighthouse performance (46 vs 43 on average).
Which has better security, PHP or USWDS?
USWDS sites score higher on security analysis (66 vs 65 on average).
Which has better accessibility, PHP or USWDS?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor USWDS (95 vs 89). 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, PHP or USWDS?
PHP sites score higher on Lighthouse SEO signals (91 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), PHP or USWDS?
PHP sites show lower Time to First Byte (421 ms vs 540 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 PHP or USWDS for my website?
Both platforms have trade-offs. PHP scores higher on overall composite score while PHP 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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