All articles
Web Performance

Your Website Speed Is Costing You Sales

A slow website is not just an inconvenience, it is a direct hit to your bookings and revenue. Here is what the data says, and how to fix it.

6 minUpdated 2026

Your Website Speed Is Costing You Sales

Most small business owners think about their website in terms of design and content. Few think about speed, yet speed is often the single biggest factor separating a visitor who books, buys, or enquires from one who leaves before the page even finishes loading.

1. The three second rule

Mobile visitors are unforgiving. Research compiled by performance analysts shows that over half of mobile visitors abandon a site that takes more than three seconds to load, and every additional second of load time costs roughly 7% in conversion rate. For a small business relying on its website for bookings or enquiries, that is not a rounding error, it is lost income every single day.

What to fix:

Run your homepage and booking page through Google PageSpeed Insights. If either scores under 70 on mobile, speed is very likely costing you customers right now.

2. Conversion rates fall fast

The relationship between load time and conversion is steep, not gradual. Pages that load in one second convert at close to 40%, while that figure drops to around 29% at three seconds and keeps falling from there. Businesses selling online through their own site can expect roughly three times higher conversion when the page loads in one second compared to five seconds.

What to fix:

Compress images, remove unused plugins and scripts, and use a content delivery network. These three changes alone typically account for most of the speed gap on small business sites.

3. Mobile is where it hurts most

What to fix:

Test your site on an actual phone, on mobile data rather than office WiFi. What loads instantly on a fast broadband connection can take five or six seconds on a customer's phone in the field.

4. Speed is now a ranking factor, not just a conversion factor

Search engines increasingly reward fast, well optimised pages with better visibility, and this compounds the cost of a slow site. A site that fails Google's Core Web Vitals thresholds does not just lose visitors who arrive, it loses visitors who never arrive at all because a faster competitor ranks above it.

What to fix:

Check your Core Web Vitals scores (LCP, INP, CLS) in Google Search Console. Fixing the largest image or script bottleneck on your homepage is usually the fastest way to move these numbers.

The bottom line

Let's work
together

Which main service are you interested in?