Which is better for SEO, Ahrefs or Semrush?

Tools

Both Ahrefs and Semrush are excellent, but your choice depends on needs. Ahrefs is often better for backlink analysis and link-building campaigns, thanks to its massive link index. Semrush is stronger for all-in-one SEO + marketing: keyword research, site audits, PPC, and content marketing.

In 2025, many SEOs use both: Ahrefs for link intelligence and Semrush for rank tracking + competitive analysis.

Practical tip: If your primary focus is off-page SEO and link building, choose Ahrefs. If you need broad marketing tools with SEO, content, and PPC insights, choose Semrush.

Further reading:

https://moz.com/learn/seo/what-is-seo