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Alexa Certified Site Metrics vs DoubleClick Floodlight

Based on 1 and 596 real audits

View Alexa Certified Site Metrics details | View DoubleClick Floodlight details
MetricAlexa Certified Site MetricsDoubleClick FloodlightWinner
Performance2532DoubleClick Floodlight
Accessibility9187Alexa Certified Site Metrics
Best Practices7781DoubleClick Floodlight
SEO9291Alexa Certified Site Metrics
Security6964Alexa Certified Site Metrics
TTFB1036ms339msDoubleClick Floodlight
Composite7372Alexa Certified Site Metrics
Performance
Alexa Certified Site Metrics
25
DoubleClick Floodlight
32
Accessibility
Alexa Certified Site Metrics
91
DoubleClick Floodlight
87
Security
Alexa Certified Site Metrics
69
DoubleClick Floodlight
64
SEO
Alexa Certified Site Metrics
92
DoubleClick Floodlight
91
Composite
Alexa Certified Site Metrics
73
DoubleClick Floodlight
72

Alexa Certified Site Metrics outperforms DoubleClick Floodlight in 4 of 7 categories, with a stronger composite score (73 vs 72). DoubleClick Floodlight leads in performance, best practices, TTFB.

When to choose Alexa Certified Site Metrics

Choose Alexa Certified Site Metrics when your primary concern is security and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose DoubleClick Floodlight

Choose DoubleClick Floodlight 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 1 audited Alexa Certified Site Metrics sites and 596 audited DoubleClick Floodlight 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, Alexa Certified Site Metrics or DoubleClick Floodlight?
Based on real BeaverCheck audits, DoubleClick Floodlight sites score higher on Lighthouse performance (32 vs 25 on average).
Which has better security, Alexa Certified Site Metrics or DoubleClick Floodlight?
Alexa Certified Site Metrics sites score higher on security analysis (69 vs 64 on average).
Which has better accessibility, Alexa Certified Site Metrics or DoubleClick Floodlight?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Alexa Certified Site Metrics (91 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, Alexa Certified Site Metrics or DoubleClick Floodlight?
Alexa Certified Site Metrics 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), Alexa Certified Site Metrics or DoubleClick Floodlight?
DoubleClick Floodlight sites show lower Time to First Byte (339 ms vs 1036 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 Alexa Certified Site Metrics or DoubleClick Floodlight for my website?
Both platforms have trade-offs. DoubleClick Floodlight scores higher on overall composite score while Alexa Certified Site Metrics 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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