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HTTP/3 vs LiteSpeed

Based on 2227 and 161 real audits

View HTTP/3 details | View LiteSpeed details
MetricHTTP/3LiteSpeedWinner
Performance5760LiteSpeed
Accessibility9089HTTP/3
Best Practices9094LiteSpeed
SEO9294LiteSpeed
Security7478LiteSpeed
TTFB401ms966msHTTP/3
Composite7982LiteSpeed
Performance
HTTP/3
57
LiteSpeed
60
Accessibility
HTTP/3
90
LiteSpeed
89
Security
HTTP/3
74
LiteSpeed
78
SEO
HTTP/3
92
LiteSpeed
94
Composite
HTTP/3
79
LiteSpeed
82

LiteSpeed outperforms HTTP/3 in 5 of 7 categories, with a stronger composite score (82 vs 79). HTTP/3 leads in accessibility, TTFB.

When to choose HTTP/3

Choose HTTP/3 when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose LiteSpeed

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

How this comparison was built

Scores are medians across 2227 audited HTTP/3 sites and 161 audited LiteSpeed 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, HTTP/3 or LiteSpeed?
Based on real BeaverCheck audits, LiteSpeed sites score higher on Lighthouse performance (60 vs 57 on average).
Which has better security, HTTP/3 or LiteSpeed?
LiteSpeed sites score higher on security analysis (78 vs 74 on average).
Which has better accessibility, HTTP/3 or LiteSpeed?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor HTTP/3 (90 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, HTTP/3 or LiteSpeed?
LiteSpeed 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), HTTP/3 or LiteSpeed?
HTTP/3 sites show lower Time to First Byte (401 ms vs 966 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 HTTP/3 or LiteSpeed for my website?
Both platforms have trade-offs. LiteSpeed scores higher on overall composite score while HTTP/3 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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