Over several months, we audited 1,000 French SMB sites using a unified protocol — same criteria, same tools, same thresholds. The goal: identify what actually separates sites capturing organic traffic from sites that stagnate. The results are sharper than we expected. The headline number Technically top-tier sites — those that pass Core Web Vitals, carry valid structured data, and use a coherent semantic architecture — capture on average 4.2x the sector-median organic traffic. Not 20% more. Not double. Over four times. This gap does not close with isolated content pushes or ad campaigns. It widens month over month because technical signals compound. Sites starting late watch competitors consolidate. Three major findings Average SEO score for French SMBs sits at 43/100. That is low. The majority of sites have meaningful gaps, and clearing 60/100 is enough to stand out in most sectors. Average mobile Lighthouse score: 42/100. Only 18% clear Google's "Good" threshold.…