Most people meet your firm for the first time on a phone, often on a cellular connection, often in a hurry. If your website takes too long to appear, they don't wait. They tap back and choose the next result. Speed isn't a technical nicety; it's the first impression.
What the research says
Google's research with SOASTA found that 53% of mobile site visitors leave a page that takes longer than three seconds to load, and that going from a one-second to a seven-second load time raised the probability of a visitor bouncing by 113%. That research dates from 2017, but the lesson has only grown more relevant as more first visits happen on phones.
More recently, a study commissioned by Google and carried out by 55 and Deloitte tracked real mobile sites for 30 days. A 0.1-second improvement in mobile speed was associated with 8.4% more conversions for retail sites and 10.1% for travel sites. For lead generation sites, the closest match to a professional firm, 21.6% more visitors reached the form submission page.
A tenth of a second is about the blink of an eye. Most slow sites can gain far more than that.
How Google measures speed
Google uses three "Core Web Vitals" to judge the experience of a page. To pass, a page should hit these targets for at least 75% of visits:
- Largest Contentful Paint: 2.5 seconds or less. How long until the main content, usually your headline or hero image, appears.
- Interaction to Next Paint: 200 milliseconds or less. How quickly the page responds when someone taps or clicks.
- Cumulative Layout Shift: 0.1 or less. How much the page jumps around while it loads. Nobody likes tapping a button that moves.
Why template sites are so often slow
Templates and page builders are designed to do everything for everyone. That flexibility has a cost:
- Code for features you don't use. Sliders, animations, shop features and widget libraries load whether or not your page uses them.
- Plugins stacked on plugins. Each one adds its own scripts and styles, and they rarely coordinate.
- Oversized images. A photo uploaded straight from a camera can be many times larger than it needs to be on a phone screen.
- Third-party extras. Chat widgets, social feeds, review badges and tracking tags each add requests to other servers.
- Too many fonts. Every weight and style is another download before your text looks right.
The fixes that matter most
- Resize and compress images. Serve modern formats like WebP or AVIF, at the size they're actually displayed. This alone often makes the biggest difference.
- Remove what you don't use. Uninstall plugins and scripts that aren't earning their place. Audit tracking tags too.
- Load the important things first. Your headline and main image should appear before anything below the fold. Lazy-load the rest.
- Use fewer fonts, hosted locally. Two families in a few weights is plenty for a professional site.
- Use a global network. A content delivery network serves your site from a location near each visitor, with sensible caching.
- Delay the extras. Chat widgets and social embeds can load after the page is usable, or only when someone asks for them.
Tune it or rebuild it?
If your site is built well but has grown heavy, a tune-up can get it back in shape in a few days. If the template itself is the problem, tuning only goes so far, and the time you spend fighting it adds up. A lean, hand-coded site starts fast and stays fast, because it only contains what your firm needs.
We build every Veritect site to Google's Core Web Vitals targets, and we test on real phones before launch. If you'd like to know where your current site stands, our free Website Health Check includes a speed review with the fixes ranked by impact.