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performance January 15, 2026

Your Slow Website Is Quietly Losing You Clients

Performance isn't a technical concern. It's a business one. Here's what a slow site is actually costing you, and how I think about fixing it.

C

Chandler Hennessee

Designer & Developer

Most small business owners don’t think about website speed until someone mentions it. Then they think about it for a minute, decide it’s probably fine, and move on. That’s understandable. You have a business to run.

But I want to make the case that site speed is one of the highest-leverage things you can get right, and one of the most commonly ignored.

The numbers are not subtle

53% of mobile users abandon a site that takes more than 3 seconds to load. A 1-second delay in page load reduces conversions by 7%. Google uses Core Web Vitals as a ranking factor, meaning a slow site doesn’t just frustrate visitors. It disappears from search results.

These aren’t edge cases. If your site loads in 5 seconds on a phone with average mobile signal (which is how most of your clients are finding you), you are losing people before they read a word.

The real problem with most slow sites

The speed problems I see most often aren’t technical mysteries. They’re almost always:

  • Images that weren’t optimized before being uploaded (a 4MB photo from a phone doesn’t need to be 4MB on a website)
  • A page builder or theme loading 15 JavaScript files that aren’t being used
  • No caching, no CDN, assets served from a single server far away from the visitor
  • Font files loaded in a way that blocks the rest of the page from rendering

These are all fixable. They’re not fixed on most sites because the person who built the site didn’t make performance a priority, or because the template they started from had no performance culture built into it.

How I think about it

When I build a site, performance isn’t something I add at the end. It’s baked into the architecture. The framework I use for most marketing sites is Astro, which ships zero JavaScript by default. Pages are pre-rendered to static HTML. Images get optimized at build time. The result is sites that score 95 to 100 on Google Lighthouse without any special effort.

That’s not because I’m doing something clever. It’s because I started with the right foundation.

What you can do right now

If you’re curious where your site stands, go to PageSpeed Insights and run your URL. Google will score your site from 0 to 100 and tell you exactly what’s failing.

If your score is below 70, you have a real problem worth addressing. If it’s below 50, you’re likely losing clients to competitors whose sites load faster, even if those competitors are worse at what they do.

A fast, well-built site is a competitive advantage. Most of your local competitors aren’t paying attention to this. That’s an opportunity.

#performance #core-web-vitals #seo #small-business

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