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AppNexus vs Facebook SDK

Based on 78 and 636 real audits

View AppNexus details | View Facebook SDK details
MetricAppNexusFacebook SDKWinner
Performance3132Facebook SDK
Accessibility8788Facebook SDK
Best Practices7879Facebook SDK
SEO9291AppNexus
Security6464Tie
TTFB337ms395msAppNexus
Composite7172Facebook SDK
Performance
AppNexus
31
Facebook SDK
32
Accessibility
AppNexus
87
Facebook SDK
88
Security
AppNexus
64
Facebook SDK
64
SEO
AppNexus
92
Facebook SDK
91
Composite
AppNexus
71
Facebook SDK
72

Facebook SDK outperforms AppNexus in 4 of 7 categories, with a stronger composite score (72 vs 71). AppNexus leads in SEO, TTFB.

When to choose AppNexus

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

When to choose Facebook SDK

Choose Facebook SDK 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 78 audited AppNexus sites and 636 audited Facebook SDK 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, AppNexus or Facebook SDK?
Based on real BeaverCheck audits, Facebook SDK sites score higher on Lighthouse performance (32 vs 31 on average).
Which has better security, AppNexus or Facebook SDK?
AppNexus sites score higher on security analysis (64 vs 64 on average).
Which has better accessibility, AppNexus or Facebook SDK?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Facebook SDK (88 vs 87). 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, AppNexus or Facebook SDK?
AppNexus 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), AppNexus or Facebook SDK?
AppNexus sites show lower Time to First Byte (337 ms vs 395 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 AppNexus or Facebook SDK for my website?
Both platforms have trade-offs. Facebook SDK scores higher on overall composite score while AppNexus 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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