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Astro vs Tailwind CSS

Based on 54 and 1308 real audits

View Astro details | View Tailwind CSS details
MetricAstroTailwind CSSWinner
Performance5448Astro
Accessibility9290Astro
Best Practices9188Astro
SEO9492Astro
Security6767Tie
TTFB321ms375msAstro
Composite7675Astro
Performance
Astro
54
Tailwind CSS
48
Accessibility
Astro
92
Tailwind CSS
90
Security
Astro
67
Tailwind CSS
67
SEO
Astro
94
Tailwind CSS
92
Composite
Astro
76
Tailwind CSS
75

Astro outperforms Tailwind CSS in 6 of 7 categories, with a stronger composite score (76 vs 75). Tailwind CSS leads in no categories.

When to choose Astro

Choose Astro 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 Tailwind CSS

Tailwind CSS doesn't clearly lead Astro in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.

How this comparison was built

Scores are medians across 54 audited Astro sites and 1308 audited Tailwind CSS 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, Astro or Tailwind CSS?
Based on real BeaverCheck audits, Astro sites score higher on Lighthouse performance (54 vs 48 on average).
Which has better security, Astro or Tailwind CSS?
Astro sites score higher on security analysis (67 vs 67 on average).
Which has better accessibility, Astro or Tailwind CSS?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Astro (92 vs 90). 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, Astro or Tailwind CSS?
Astro sites score higher on Lighthouse SEO signals (94 vs 92 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), Astro or Tailwind CSS?
Astro sites show lower Time to First Byte (321 ms vs 375 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 Astro or Tailwind CSS for my website?
Both platforms have trade-offs. Astro scores higher on overall composite score while Astro 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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