Google confirmed that way of thinking when they introduced their new core web vitals. Every extra second of waiting keeps visitors away from your site. If you want to avoid conversion loss you must understand that speed is vital. That’s why we have prepared 29 essential website speed statistics that you should know. Interested?
Key website speed statistic you should know Perhaps the last thing you dream about is spending a significant amount of money on building a website that will not attract users and thus will not positively affect sales of your products or services. So let's take a look at some facts that you should be aware of:
53% of visitors will leave your site if the loading time is longer than 3 seconds
Google considers that 53% of mobile users leave a website if it takes more than 3 seconds to load.
1-2 seconds is the perfect website load time for mobile devices
Beyond doubt, since the introduction of its mobile-first indexing policy, Google has been concentrating on mobile devices. According to Google representatives, the loading time of a model mobile page should be no longer than 2 seconds.
For 46% of users, waiting for a page to load is what annoys them the most when browsing websites on mobile devices
During Google's global campaign to help web admins prepare for a change in mobile search engine rankings, more than 46% of the survey respondents indicated that they were most irritated by waiting for content to load when browsing on a mobile device.
Sites that load quickly get 60% more views
Internet users appreciate quick websites and are willing to browse them more often.
Long loading time can increase cart abandonment by almost 30%
Research by Radware has found that slow loading times can increase cart abandonment by as much as 29.8%. Obviously, you don’t want that in your online store!
4 out of 5 internet users will exit your site if the videos on the site stop loading
There are many reasons why website owners add videos on their pages. However, it is vital to make sure that watching them is not inconvenient for the user. Otherwise, it can negatively influence the statistics.
Almost 40% of users stop interacting with the website if the images do not load
While the percentage is much lower than in the previous point, you should not neglect the issue of loading images. As many as 39% of internet users declare that they resign from browsing a website where graphics do not load or load for too long.
Websites that load in five seconds on average get 70% longer sessions
Compared to websites that load in 19 seconds, pages that load in shorter than 5 seconds get an average of 70% lengthier sessions. The shorter the page loading time, the more time users spend on it.
Mobile websites that load in 5 seconds earn twice as much from mobile ads as sites that load in 19 seconds
This data shows that loading speed impacts your direct ad revenue. The conclusion is simple – you have to make sure the mobile version of your website loads quickly!
Pages that load in two seconds have an average bounce rate of 9%, and pages that load in five seconds have a bounce rate of 38%
Another information confirms that the fast website convinces users to stay there and read the offer. However, it turns out that a page load time of 5 seconds may not be enough to achieve satisfactory results.
Over 40% of visitors who have had a bad experience with the site tell their friends or family members about it
As if it was not sufficient that the abandonment rate boosts due to the delay in loading the page, the same research revealed that users are willing to share this information with their loved ones.
The average content size on mobile pages is 1.49 MB
That means loading such a page with a 3G connection takes 7 seconds, more than the optimal 5 seconds.
Most mobile websites don't meet Google's speed requirements
According to Google, the ideal speed of loading a website on mobile devices is 3 seconds. However, according to the survey, 70% of websites do not meet this requirement and load much longer. Google analyzed as many as 900,000 mobile websites in 126 countries. So perhaps you should take care of the speed of your mobile version of the website and stay ahead of your competition?
Just 100-millisecond retardation in loading can induce a 7% reduction in conversion rate.
According to Google, just one whole second of website hesitation commands you a 70% reduction in conversion. As you can see, every second counts. The higher the speed, the higher the conversion.
73% of mobile users say that they have encountered pages that take too long to load
Nobody likes slow-loading websites, especially mobile ones, e.g., when we need to quickly find important information on our way to work or in the store while shopping. But, as you can see, a significant number of internet users indicate that they have encountered websites that were too slow in their opinion.
79% of buyers who are dissatisfied with site performance indicate that they are unlikely to make any purchases on the same website
Most consumers do not return to sites that leave a bad user experience.
Long charging times lead to 16% lower customer satisfaction
Aberdeen points out that load times also play a vital role in customer satisfaction in addition to the bounce rate. Long loading times lead to dissatisfied customers.
The BBC recorded that every extra second the site was loading, it lost 10% of its users
The lengthier the website loads, the more internet users will exit it. Check that BBC example for details.
Amazon finds that 100 milliseconds delay in loading time reduces its revenue by 1% 
Amazon, like BBC, shared information about how delays in loading their platform affect the company's financial results. Each additional second was reducing their revenue by 1%.
Every second of delay for Bing resulted in a 2.8% drop in revenue
It's not just Amazon that has felt a decline in revenue due to the slow website. Bing also found that every extra second it took to load resulted in a drop in revenue. So two seconds is already a 4.3% decrease in revenues. Quite a lot, right?
Exceeding the page load time by just one second can increase the bounce rate by as much as 123%
You read it right. This statistic shows that the bounce rate can exceed 100% if the website is too slow. Of course, you shouldn't ignore such an essential factor as the bounce rate because it doesn't directly affect your ranking. Instead, it shows that your potential customers leave your site before knowing anything about your offer.
AliExpress reduced loading times by 36% and recorded a 27% increase in conversions for new customers and an increase in orders by 10.5% 
The AliExpress example perfectly presents the positive business effects of shortening the loading time of your webpage.
Netflix noticed a 43% drop in outgoing traffic after turning on GZip compression
GZip compression is not difficult to activate, and as you can see in the example of Netflix, it can significantly affect your website traffic.
Shopzilla shortens the page loading time and reduces infrastructure expenses by 50%
Yes, Shopzilla in 2015 reduced infrastructure expenses by 50% after shortening the page loading by only 5 seconds. As if that was not enough, the site saw a 12% increase in conversion rate and a 25% increase in the number of page views.
The most significant impact on conversion rates is page load times first five seconds
Recent research has shown that 78% of websites have a load time of 5 seconds or less, and 22% of them have 5 seconds or more. The same study in 2014 found that 50% of websites had an average load time of more than 5 seconds. We can only guess that as overall site speed increases, site visitors will still expect even faster load times.
The speed of the site affects not only the activities of service or commercial companies
Pinterest's decision to redesign its pages for performance perfectly demonstrated this fact. By reducing the waiting time by 40%, the platform increased search engine traffic and the number of new user registrations by 15%.
12% increase in bounce rate for adding 160 KB of images
Etsy, a global online marketplace, saw a 12% increase in bounce rate due to 160 KB of non-optimized images. As you can see, large images significantly slow down your website, so optimize them before uploading them to the website or blog.
Slow-loading websites lead to a loss of revenue of $2.6 billion each year
A slow website can frustrate website visitors and their owners, directly impacting the loss of income. So, it’s essential to understand why your website is running slow and try to find a solution you can implement to eliminate this problem. Thanks to a faster website, your business has a chance to gain a lot of revenue.
Decreasing the loading period of a mobile website by just one-tenth of a second boosts conversion rates
Specifically, a study commissioned by Google and conducted by 55 and Deloitte showed that reducing the loading time of a mobile page by just one-tenth of a second results in a significant increase in conversion rates. 55 and Deloitte analyzed mobile websites data from 37 retail, travel, luxury leading brands in Europe and the US over four weeks. The results of the study are fascinating.
Is page loading speed more important than content relevancy?h2> We hope that the presented above statistics have successfully confirmed your beliefs about the site load speed values, and you will want to implement an action plan to improve the load times and, therefore, the SEO of your website. Consequently, it is worth starting with measuring the current speed of your website. There are several tools you can use to analyze your website to determine its loading speed: