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33Across vs PubMatic

Based on 14 and 47 real audits

View 33Across details | View PubMatic details
Metric33AcrossPubMaticWinner
Performance2932PubMatic
Accessibility868333Across
Best Practices777533Across
SEO9091PubMatic
Security666433Across
TTFB311ms295msPubMatic
Composite727033Across
Performance
33Across
29
PubMatic
32
Accessibility
33Across
86
PubMatic
83
Security
33Across
66
PubMatic
64
SEO
33Across
90
PubMatic
91
Composite
33Across
72
PubMatic
70

33Across outperforms PubMatic in 4 of 7 categories, with a stronger composite score (72 vs 70). PubMatic leads in performance, SEO, TTFB.

When to choose 33Across

Choose 33Across when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose PubMatic

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

How this comparison was built

Scores are medians across 14 audited 33Across sites and 47 audited PubMatic 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, 33Across or PubMatic?
Based on real BeaverCheck audits, PubMatic sites score higher on Lighthouse performance (32 vs 29 on average).
Which has better security, 33Across or PubMatic?
33Across sites score higher on security analysis (66 vs 64 on average).
Which has better accessibility, 33Across or PubMatic?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor 33Across (86 vs 83). 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, 33Across or PubMatic?
PubMatic sites score higher on Lighthouse SEO signals (91 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), 33Across or PubMatic?
PubMatic sites show lower Time to First Byte (295 ms vs 311 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 33Across or PubMatic for my website?
Both platforms have trade-offs. PubMatic scores higher on overall composite score while 33Across 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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