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33Across vs Microsoft Advertising

Based on 14 and 244 real audits

View 33Across details | View Microsoft Advertising details
Metric33AcrossMicrosoft AdvertisingWinner
Performance2932Microsoft Advertising
Accessibility8689Microsoft Advertising
Best Practices7779Microsoft Advertising
SEO9090Tie
Security666533Across
TTFB311ms317ms33Across
Composite7272Tie
Performance
33Across
29
Microsoft Advertising
32
Accessibility
33Across
86
Microsoft Advertising
89
Security
33Across
66
Microsoft Advertising
65
SEO
33Across
90
Microsoft Advertising
90
Composite
33Across
72
Microsoft Advertising
72

Microsoft Advertising outperforms 33Across in 3 of 7 categories, with a stronger composite score (72 vs 72). 33Across leads in security, TTFB.

When to choose 33Across

Choose 33Across when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Microsoft Advertising

Choose Microsoft Advertising when your primary concern is performance and accessibility. 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 244 audited Microsoft Advertising 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 Microsoft Advertising?
Based on real BeaverCheck audits, Microsoft Advertising sites score higher on Lighthouse performance (32 vs 29 on average).
Which has better security, 33Across or Microsoft Advertising?
33Across sites score higher on security analysis (66 vs 65 on average).
Which has better accessibility, 33Across or Microsoft Advertising?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Microsoft Advertising (89 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, 33Across or Microsoft Advertising?
33Across sites score higher on Lighthouse SEO signals (90 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 Microsoft Advertising?
33Across sites show lower Time to First Byte (311 ms vs 317 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 Microsoft Advertising for my website?
Both platforms have trade-offs. Microsoft Advertising 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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