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Flat UI vs Font Awesome

Based on 1 and 641 real audits

View Flat UI details | View Font Awesome details
MetricFlat UIFont AwesomeWinner
Performance4446Font Awesome
Accessibility8786Flat UI
Best Practices9688Flat UI
SEO9291Flat UI
Security6467Font Awesome
TTFB560ms463msFont Awesome
Composite7274Font Awesome
Performance
Flat UI
44
Font Awesome
46
Accessibility
Flat UI
87
Font Awesome
86
Security
Flat UI
64
Font Awesome
67
SEO
Flat UI
92
Font Awesome
91
Composite
Flat UI
72
Font Awesome
74

Font Awesome outperforms Flat UI in 4 of 7 categories, with a stronger composite score (74 vs 72). Flat UI leads in accessibility, best practices, SEO.

When to choose Flat UI

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

When to choose Font Awesome

Choose Font Awesome when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 1 audited Flat UI sites and 641 audited Font Awesome 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 →

Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.

FAQ

Which is faster, Flat UI or Font Awesome?
Based on real BeaverCheck audits, Font Awesome sites score higher on Lighthouse performance (46 vs 44 on average).
Which has better security, Flat UI or Font Awesome?
Font Awesome sites score higher on security analysis (67 vs 64 on average).
Which has better accessibility, Flat UI or Font Awesome?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Flat UI (87 vs 86). 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, Flat UI or Font Awesome?
Flat UI 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), Flat UI or Font Awesome?
Font Awesome sites show lower Time to First Byte (463 ms vs 560 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 Flat UI or Font Awesome for my website?
Both platforms have trade-offs. Font Awesome scores higher on overall composite score while Flat UI 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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