It’s a fair question and one we can’t answer entirely without bias. So rather than creating another tedious side-by-side comparison of features, we’d share some valuable features that you’ll only find in Ahrefs.
There’s a lot of overlapping functionality between Ahrefs, SEMrush, and Moz, but Ahrefs has plenty of unique features too.
Check traffic to the top-ranking page for a keyword’s Parent Topic for a better understanding of the topic’s organic traffic potential.
Ahrefs boasts the largest database of US search queries: <a>4 billion</a>.
Reverse-engineer your competitors’ backlinks for link building opportunities on pages with lots of search traffic.
Ahrefs’ web crawler is <a>the second most active after Google</a>.
Search our database of over eight billion pages for content mentioning your target keywords. Filter the results by SEO metrics like organic traffic, Domain Rating (DR), and backlinks to find thousands of relevant link prospects in seconds.
We add 30 million new pages to Content Explorer every day.
Compare how the number of published pages on a website correlates (or not) with its search traffic.
We pull traffic estimations from 475 million keywords in 155 countries.
Choose a time period for comparison to see current and historic rankings for any keyword. Learn how ranking fluctuations have affected search traffic over time.
Our historical ranking data goes all the way back to 2015.
Get a better understanding of your competitors’ website structure, and see which sections of their site attract the most search traffic in each country.
See how rankings are progressing for your target keyword, and compare progress with competitors.
We store over 6 years of historical ranking data
There are 24.5 trillion internal backlinks in our database.