Issue 5
Why your WordPress site feels slow
Most WordPress sites fail Core Web Vitals for the same handful of reasons. How to find your worst offender — your LCP element — in five minutes, and what to do about it.
One metric, one five-minute check, and a clear idea of what's actually making your site feel slow.
Quick gut check: how fast does your site actually feel on a phone, on mobile data, cold?
The average WordPress page takes about 3.4 seconds to load — comfortably past the 2.5-second line Google uses for Core Web Vitals. As of late last year, only around 44% of WordPress sites pass all three vitals on mobile. So if yours feels sluggish, you're in good, frustrated company.
Here's the useful part: it nearly always fails for the same four reasons — a heavy theme, plugin sprawl, unoptimised images, and blocking third-party scripts. And one metric usually carries the blame.
Meet LCP — the metric that matters most
LCP (Largest Contentful Paint) measures how long until the biggest thing on screen — usually your hero image or headline block — actually appears. If that takes more than 2.5 seconds, most visitors have already formed a "this is slow" judgement, and many have left.
The 5-minute check
- Run your homepage through PageSpeed Insights on the mobile tab — that's the view most of your visitors actually use.
- Find the "Largest Contentful Paint element" in the report. It names the exact image or text block that's slow.
- If it's an image: check it's compressed, sized for the viewport, and served as WebP or AVIF rather than a raw JPEG or PNG.
- If it's text: check whether a render-blocking script or an unoptimised theme is delaying it — that usually means deferring non-critical CSS or JS.
- Fix the single worst offender first, re-test, and only move on to the next cause if you're still over 2.5 seconds.
Time: 5 minutes to diagnose, up to an hour to fix depending on what's flagged. Risk: low if you fix one thing at a time and re-test between changes.
Evidence
This is exactly what showed up on a recent project for HypaShip, a logistics technology site: weak Core Web Vitals caused by heavy above-the-fold elements and unoptimised asset loading. The fix wasn't a redesign — it was reducing unused CSS/JS, tuning how the front end loaded, and adding proper caching, all within the existing site.
If the check turns up more than one problem
Sometimes it's not one offender — it's four small ones stacking up. The Website Audit is human-reviewed, prioritised, and delivered within 24 hours, so you get a ranked list instead of guessing what to fix first.
How we can work together
Reply with your homepage URL and I'll tell you what your biggest speed offender likely is.
How we can work together
If you want a second pair of eyes on your WordPress stack, use the archive as a starting point, then take the next step that fits your stage.
Reply with your homepage URL and I'll tell you what your biggest speed offender likely is.