WORLD WIDE WEB STATISTICS speed and usability scores distribution

Speed insights scores distribution chart

Graph below displays the distribution ​​of desktop speed, mobile speed and usability test results among the most popular websites.

Each value is the relative number of websites (as a percentage of the total number) with specific test result score value.

Speed insights scores distribution by Alexa rank

Graph below displays average desktop speed, mobile speed and usability test results score at the specific Alexa rank range.

Less rank value means more popular site is.

Categorized Results

Desktop Speed

Mobile Speed

Mobile Usability

The percentage ratio of websites with poor, good and excellent optimization.

Each test result provides a score, which ranges from 0 to 100 points, and falls into one of the following three categories:

  • Great (above 85 points): Website applies most performance best practices and should deliver a good user experience.
  • Good (from 65 to 85 points): Website is missing some common performance optimizations that may result in a slow user experience.
  • Poor (below 65 points): Website is not optimized and is likely to deliver a slow user experience.