Close this search box.

How accurate is Semrush in 2024?

How accurate is Semrush data

Disclaimer: Some of the links below are affiliate links. i.e., if you sign up for their paid programs, I will get a commission, at no cost to you. Please rest assured that I only recommend software/ products I genuinely believe in, and trust to be good for you.

In the ever-evolving landscape of digital marketing, businesses and marketers strive to stay ahead of the competition by employing powerful tools to optimize their online presence.

Semrush, a popular SEO and digital marketing toolkit, has gained widespread recognition for its comprehensive features and functionalities.

However, the burning question remains: How accurate is Semrush in delivering actionable insights and driving results?

In this blog post, we will explore the accuracy of Semrush by delving into its data collection methods, statistics, tool accuracy, and how its data might differ from competitors.

How does Semrush collect data?

Semrush employs a sophisticated data collection system to ensure the accuracy and comprehensiveness of the information it provides. The data is sourced from a variety of channels, including:

  • User Panels: Semrush gathers insights from a vast user base, ensuring real-world data from diverse sources.
  • Third-Party Data Providers: By leveraging partnerships with trusted third-party providers, Semrush expands its data pool and enhances the reliability of the information.
  • Web Crawlers: Semrush uses web crawlers to scan and index the web, collecting data on keywords, backlinks, and other SEO-related metrics.

Data accuracy across different features of Semrush

1. Keyword research

Semrush’s keyword research data is one of its best and most accurate features.

With a keyword database exceeding 25.4 billion, bigger than any other SEO tool, the Keyword Magic tool helps you to explore a vast array of keywords with high-ranking potential.

You can also use the exclusive search intent filter to narrow down keywords by topic and search intent, based on the type of content you need to create.

search intent filter

Pro tip:

If you want to get the latest data and metrics about your keyword, you can always hit the refresh button. You are allowed to refresh data for 250 keywords a month in the Pro plan, and 500 in the Guru plan.

For more details, read my post on Semrush Pro vs Guru.

2. Competitor Research

Semrush’s Competitor Research tools like Domain Overview and Organic Research provide snapshots of a website’s performance, aggregating critical metrics in one place.

I have found competitor analysis with Semrush really helpful to understand keyword gaps with my competitors. In fact, I use this tool quite often to find new target keywords.

It provides detailed insights that have enabled me to identify untapped opportunities and refine my digital strategy.

Semrush Keyword Gap

3. Organic Research

Semrush organic research

SEMush’s organic traffic data is generally considered accurate and valuable for gauging your website’s performance in search engine results.

The tool provides insights into the amount of traffic your website receives from organic search, helping you assess the effectiveness of your SEO strategies.

By leveraging a combination of its own web crawlers, third-party data sources, and user panels, Semrush gathers comprehensive data to present you with a reliable estimate of your website’s organic traffic.

Regular updates to the organic traffic data contribute to its accuracy, ensuring that you have access to current and relevant information.

While it’s essential to recognize that all traffic estimation tools have inherent limitations and may not capture the complete picture,

Semrush’s commitment to utilizing diverse data sources and updating its information regularly enhances the reliability of its organic traffic insights.

4. Backlink Analysis

Semrush’s backlink analysis feature is renowned for its ability to provide users with a transparent view of their backlink profiles.

With over 43 trillion links in its database, Semrush claims to have the freshest and largest link data available.

Accuracy is ensured by the removal of duplicate links, making this feature a reliable asset for users seeking to enhance their link-building strategies.

4. Site Audit

The site audit tool in Semrush goes beyond highlighting issues; it provides users with actionable recommendations for improvement.

Whether addressing broken links, optimizing page speed, or ensuring mobile-friendliness, the accuracy of site audit data is crucial for businesses aiming to enhance their website’s overall performance.

The detailed nature of the analysis sets Semrush apart in its commitment to providing accurate and actionable insights.

5. Traffic Analytics

The accuracy of Semrush’s Traffic Analytics data is notably influenced by the volume of website traffic, making it most reliable for large websites with high levels of user engagement. For websites with substantial traffic volumes,

Semrush provides granular insights, including metrics such as unique visitors, pageviews, and engagement, offering a comprehensive understanding of the site’s performance in the digital landscape.

While Semrush’s Traffic Analytics is robust for high-traffic websites, its accuracy may vary for smaller websites with lower volumes of traffic. Smaller websites may experience more variability in their data, and fluctuations in traffic can have a more pronounced impact on analytics metrics.

Why does Semrush’s data differ from competitors?

The variations in data between Semrush and its competitors can be attributed to several factors inherent to the methodologies and algorithms each tool employs for data collection and analysis.

Each platform may use distinct sources, algorithms, and update frequencies, leading to differences in the insights they provide.

1. Data sources

Semrush relies on a combination of user panels, third-party data providers, and its own web crawlers to compile its database. Competitors may utilize different sources, resulting in disparities in the data they present.

2. Data processing algorithms

The algorithms used to process and interpret the gathered data differ among tools. Factors such as how keyword difficulty is calculated or how backlinks are assessed can lead to variations in the metrics provided by Semrush compared to its competitors.

3. Update frequencies

Semrush’s commitment to daily updates ensures a fresh and dynamic dataset. Competitors may follow different schedules, impacting the timeliness and relevance of the information they offer.

Why does Semrush’s data differ from Google Analytics?

Semrush and Google Analytics differ in their methodologies and purposes. Semrush is a comprehensive digital marketing tool that aggregates data from various sources, offering insights into SEO, PPC, and competitor analysis. In contrast, Google Analytics focuses on user interactions directly on a website, providing detailed information on user behavior and engagement metrics.

The divergence in data arises from the distinct sources each tool taps into—Semrush combines user panels, third-party data, and web crawlers, while Google Analytics relies on direct tracking of user interactions.

Additionally, Semrush provides near-real-time insights, whereas Google Analytics is more geared toward historical analysis with potential delays in data reporting. Users should consider the specific strengths and limitations of each tool when interpreting data for a comprehensive understanding of their online performance.

Check out my full post on Semrush vs Google Analytics

Caveats about Semrush’s data accuracy

While most of Semrush’s data is accurate, here are some things to keep in mind while analyzing the data.

1. Keyword difficulty is relative

While Semrush provides a keyword difficulty metric, its accuracy can vary. Interpret this metric cautiously and consider additional factors when selecting target keywords.

2. Search volumes are just estimates

The search volume data provided by Semrush is an estimate based on various sources. While it gives a general idea of keyword popularity, it may not always align perfectly with actual search volumes.

3. Local SEO accuracy is limited

Some users report that Semrush’s local SEO data, such as local keyword rankings and business listings, may not be as accurate as expected. Relying solely on Semrush for local SEO may require cross-referencing with other tools.

4. Historical data is available only for higher plans

Semrush’s historical data is useful for trend analysis, but it is only available on the Guru plan. Try it out free for 14 days to get an idea of the feature.


In conclusion, Semrush’s data accuracy extends across a spectrum of features crucial for digital marketers. However, that’s where SEO is more than using Chat GPT.

Use your own logical and analytical reasoning to interpret all data. Consider using Semrush in conjunction with other tools and platforms to cross-verify data and gain a more comprehensive understanding of the digital landscape of your specific industry.

Liked this post? Share it!

Let's discuss how to create/ improve your Brand, Website, or SEO
Strengthen your brand
Rank higher in Google
Grow your business with your website
Notify of

1 Comment
Inline Feedbacks
View all comments
Foster Senu
Foster Senu
5 months ago

Look, when it comes to competitor research, organic research and historical data, Semrush is a monster. These are the reasons their the best digital marketing tool out there.
I like that you discussed the caveat. Even though Semrush is highly recommended by top marketing speciallist, it has its own problems.

Before you go...claim this exclusive deal

semrush logo


14-Day Free Trial

(A regular trial is only for 7 days)

semrush logo

Get an extended

FREE trial

14 days

(Credit card required). A regular trial is only for 7 days.