This infographic is the result of a study we conducted with more than 300 French e-commerce sites. It highlights the state of progress of the different sectors of activity in terms of mobile web performance.
The stakes are high since for 60% of mobile users, a web page must load in less than 3 seconds on a mobile, and 50% of mobile traffic represents the majority of sites in 2018.
The 3 key points of the study on the mobile web performance of French e-commerce sites
- 8,649 milliseconds is the average speed index
- 63% of the 300 sites tested have a speed index between 5001 and 9000 milliseconds
- The three most advanced sectors are Luxury, Auto-moto and Food


Results from tests launched on mobile, on more than 300 French e-commerce sites between February 16 and March 9, 2018.
Beyond the fact that long loading times are the first point that irritates Internet users, web performance has a significant financial impact. To help raise awareness, Google has developed tools that can estimate the cost of these extra milliseconds. We invite you to take the test: