23andme.com vs ancestry.com

NexusBro scores websites on a 0-100 scale by analyzing performance, SEO health, accessibility compliance, security headers, and code quality. Each factor is weighted based on its impact on user experience and search rankings.

23andme.com scored 71/100 (Grade: B) while ancestry.com scored 46/100 (Grade: F). 23andme.com leads by 25 points, indicating significantly better technical quality and optimization.

Scores are based on the most recent NexusBro QA audit. Sites are re-evaluated regularly as they update their code. Want to see how your own site compares? Run a free audit below.