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Calculating and dealing with zero hit rates in e-commerce

  • Published April 13, 2022
  • Sarah Birk
  • Reading time: 9 min.

Zero-hit pages are frustrating for customers and lead to high bounce rates. This makes it all the more important to calculate and analyze the zero-hit rate. This rate can provide you with important insights into your online store's search function. In the following article, you will learn everything you need to know about what the zero-hit rate means in e-commerce and how to calculate it. You will also receive valuable tips on how to optimize this metric and design zero-hit pages in the best possible way.

The image shows a man holding a smartphone displaying a zero-hit page.

What is a zero hit rate in e-commerce?

We've all been there: you search for a specific product or brand in an online shop and end up on a page with the message "Unfortunately, your search did not return any results." These pages are called zero-hit pages. The zero-hit rate in e-commerce calculates the proportion of search queries that did not yield any results in relation to the total number of search queries made. This rate gives you an idea of what percentage of search queries came up empty.

How to calculate the zero hit rate of your shop search

To get a sense of how many searches come up empty, it is important to calculate the zero hit rate. To do this, compare the number of zero-hit searches to the total number of searches on your online store.

The formula for the zero hit rate is: 100 * number of searches with zero hits / total number of searches = zero hit rate

The resulting percentage value tells you how high the proportion of zero hits is in the search queries made on your online shop.

Example: Let's assume that your online shop receives 2,000 search queries per month. The number of search queries that come up empty is 250. The formula for calculating the zero hit rate would therefore be: 100 * 250 / 2,000. The result would be a zero hit rate of 12.5%.

Analyze the zero hit rate and gain important insights

It is not only important to analyze the zero hit rate of your shop search, but also to keep an eye on it at all times. A high rate tells you that you should definitely optimize your shop's search function. As an online retailer, the search function offers you plenty of optimization potential, allowing you to reduce the bounce rate and achieve more conversions. By checking regularly, you can ensure that there are no serious errors in the functioning of your search.


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If you notice that the rate increases within a certain period of time, this indicates that something is wrong with your shop's search function. For example, there may be a failure in the search function, which means that most or even all search queries do not return any results. It is therefore important that you always keep an eye on this value in order to detect and correct errors at an early stage.

How to optimize your shop search and reduce the zero-hit rate in e-commerce

The zero-hit pages of an online shop often lead to a high bounce rate. Therefore, it is all the more important that you start with the search function and optimize it if you notice a high zero-hit rate. This is because search in e-commerce offers great, mostly untapped potential. There are various ways to improve your shop's search function. You can find out which important functions your search should offer in our blog post on onsite search.

More conversions with ecommerce search engine

The standard search function integrated into online shops usually quickly reaches its limits when it comes to customizing the search. The use of an ecommerce search engine expands the limits and optimizes the search function. The algorithm behind this search is able to calculate search results in a targeted manner, thus providing customers with results that match their search query. For example, the algorithm recognizes spelling mistakes and suggests similar search queries. In this way, you can make a significant contribution to improving the shopping experience.

Integrate autocomplete into the search

An auto-complete function, often referred to as autocomplete or autosuggest, makes it easier for your customers to find products in your online store. Some may already be familiar with this feature from Google Search. The system works as follows: The searcher begins to enter their search query, and possible options matching the entry are displayed. This feature can also be integrated into any online store. This helps to avoid typos and improve the hit rate.

The autosuggest feature of the ecommerce search engine displays relevant suggestions as soon as you start typing in the search field. (Source: Screenshot from fackelmann.de)

Offer a fault-tolerant search

With an error-tolerant search, you ensure that your customers still get hits even if errors creep into the search query. In this case, error-tolerant means that search results are still displayed even if the search input contains typos or spelling mistakes. However, other spellings, numbers, and synonyms are also taken into account in an error-tolerant search.

By making content posts searchable, taking customer language usage into account, and enabling search term combinations, you can also optimize your zero hit rate.

A semantic search allows for combinations of search terms and also delivers results that match specific search queries with properties.
(Source: Screenshot from peek-und-cloppenburg.de)

You can find more information about dealing with zero-hit pages and how you can implement these measures as an epoq customer in the Control Desk in our article Reduce bounce rate | Part 1.

Lower bounce rates with personalized landing pages

Even with an optimized search, there are still search terms that do not yield any results if the product you are looking for is simply not (yet) available in the store. In this case, it is important to personalize the zero-hit pages and thus reduce the bounce rate. If you are already an epoq customer, you can easily create, edit, and customize zero-hit pages as desired using the epoq Control Desk. You can find out how to do this step by step in the blog article on zero-hit management.

We have also summarized some general options for designing these pages for you below.

Display product recommendations for your customers

By recommending similar or popular products on the zero-hit page, you can encourage your customers to make a purchase despite an unsuccessful search. You are free to choose the design of the product recommendations. For example, you can place similar products there or display the most frequently purchased products. This way, your customer may not get an exact match for their search query, but they will be recommended other items that may be of interest to them. You can also use personalization here and display recommendations that match the individual preferences of each customer and are therefore particularly relevant.

Customized zero-hit pages can reduce bounce rates, for example, by displaying alternative search results.

Offer direct customer contact via chat function

By integrating a chat feature on pages with zero hits, customers have the opportunity to contact an employee directly. You can use the chat feature to answer customer questions immediately, help them find the right product, and prevent them from leaving your store without making a purchase.

References to a service hotline for queries

As an alternative or supplement to a chat function, the zero-hit page can also be equipped with a service hotline. This gives you another opportunity for direct customer contact. Customers who prefer to speak to an employee in person can use this function. This allows you to respond to the user's individual needs, advise them on products, and complete purchases.

Integrate blog posts

Your customer may not have found the product they were looking for. However, that doesn't mean they aren't interested in exciting content. You can therefore use the zero-hit pages for specific terms to provide them with blog posts or other content. When recommending content, make sure that it matches the user's search query.


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Gain newsletter subscribers via the zero-hit page

Another way to use zero-hit pages to your advantage is to integrate a newsletter sign-up. Convince your customers that although you don't currently offer the right product in your online shop, it's still worth signing up for the newsletter. That way, they'll always be informed about new products and can benefit from special offers.

Our guide to bounce rates provides you with further valuable tips on how to reduce them.

Conclusion: Analyze your zero hit rate in e-commerce and optimize your search

The zero hit rate gives you information about the untapped potential hidden in your search. Keep an eye on the rate and use the many options available to optimize your search function. Also, pay attention to changes so that you can identify errors in the search early on and respond to them. In addition, harness the power of zero-hit pages. With the right personalization of these pages, you can generate more conversions and reduce your bounce rate.

Frequently asked questions about zero hit rates in e-commerce

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Sarah, Junior Content Marketing Manager at epoq
Sarah Birk
Online Marketing Manager - Content & SEO
Sarah works as Online Marketing Manager – Content & SEO at Epoq and is responsible for the content area. Her responsibilities range from content planning and conception to analysis and optimization of various content formats, taking important SEO aspects into account.