The Importance of Website Performance for User Experience

Fedor - Mar 27 '23 - - Dev Community

When it comes to website performance, it's not just about making sure the site loads quickly. It's also about ensuring that the user experience is smooth and seamless. A slow-loading website can lead to frustrated users who may choose to leave your site and seek out a competitor instead.

Google

Google Research
Research has shown that website performance has a significant impact on user behavior. For example, a study by Google found that as page load time goes from one second to three seconds, the probability of a user bouncing increases by 32%. And if page load time goes from one second to five seconds, the probability of a user bouncing increases by 90%.
(Source: https://www.thinkwithgoogle.com/marketing-strategies/app-and-mobile/mobile-page-speed-new-industry-benchmarks/)

Akamai

Furthermore, website performance can also impact user engagement. A study by Akamai found that a 100-millisecond delay in website load time can lead to a 7% decrease in conversions. And a report by DoubleClick found that mobile sites that load in 5 seconds or less earn up to twice as much mobile ad revenue as sites that take longer to load.
(Source: https://www.akamai.com/newsroom/press-release/akamai-releases-spring-2017-state-of-online-retail-performance-report)

Kissmetrics

Kissmetrics Research
A report by Kissmetrics found that a 1-second delay in page response can result in a 7% reduction in conversions.
(Source: https://blog.kissmetrics.com/wp-content/uploads/2011/04/loading-time.pdf)

Unbounce

Unbounce Research
According to a study by Unbounce, a 1-second delay in page load time can result in a 7% reduction in conversions, an 11% decrease in pageviews, and a 16% decrease in customer satisfaction. (Source: https://unbounce.com/page-speed-report/)

Radware

Radware Research
A report by Radware found that a 2-second delay in website load time can result in abandonment rates of up to 87%. (Source: https://www.radware.com/getattachment/37f2c6e9-0777-4a45-80e0-79777a2e1012/7a947460-a1d3-42c7-8b21-38308de51006.pdf.aspx)

Conclusion

In today's fast-paced digital world, website visitors have little patience for slow-loading pages. Research has shown that website performance has a significant impact on user experience and business outcomes. As mentioned earlier, a report by Kissmetrics found that a 1-second delay in page response can result in a 7% reduction in conversions. Another study by Unbounce revealed that a 1-second delay in page load time can lead to an 11% decrease in pageviews and a 16% decrease in customer satisfaction.

These statistics highlight the importance of optimizing website performance. Users expect a fast and seamless browsing experience, and a slow-loading website can quickly turn them away. In fact, according to a Google study, more than half of mobile users will leave a website if it takes longer than 3 seconds to load. This can result in lost traffic, revenue, and customer loyalty.

Website performance also has an impact on search engine rankings. Google has stated that site speed is a factor in their ranking algorithm, which means that slower websites may rank lower in search results. This can have a significant impact on website traffic and visibility.

In summary, website performance is a critical factor in providing a positive user experience and achieving business outcomes. It is essential to regularly monitor and optimize website performance to ensure fast loading times, high customer satisfaction, and improved search engine rankings.

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