Why Wix, Squarespace, and WordPress Score Low on Google PageSpeed

If you have ever run your website through Google PageSpeed Insights and watched the score land in the orange or red, you probably felt a mix of confusion and mild dread. Words like "Largest Contentful Paint" and "Total Blocking Time" appear, and suddenly you are staring at a wall of technical jargon that was never part of your plan when you signed up for a website builder. According to DebugBear's 2025 study of real Lighthouse data , the average mobile PageSpeed scores for the most popular website builders are: Wix at 72 , WordPress at 34 , and Squarespace at 31 . These are not outliers — they are the averages across thousands of live sites. Here is the plain-English version of what that PageSpeed score means, why website builders consistently score this low, and why it genuinely affects your business — not just your anxiety about website metrics. What Google PageSpeed Actually Measures PageSpeed Insights is a free tool from Google that analyzes how fast and smooth your website feels t