A beautiful website is great—until it takes forever to load. That’s when visitors bounce, conversions drop, and all that work you put into design and content starts slipping through the cracks. And on Wix, where the platform takes care of a lot of the heavy lifting for you, it’s easy to forget that performance still matters.
But here’s the good news: you don’t need to be a backend engineer to make your Wix site faster. You just need to understand where the bottlenecks happen—and how to fix them. Let’s walk through it, step by step.
Step 1: See How Fast Your Site Actually Is
You can’t improve what you don’t measure. So the first thing to do is get a baseline. Head to Google PageSpeed Insights and plug in your site’s URL. What you’re looking for isn’t perfection—you’re looking for insights. Which parts are dragging? Is it the images? Is it the scripts? Or maybe it’s something like too many fonts loading at once.
Wix also has a Site Speed Dashboard in your site analytics. It won’t dive as deep as PageSpeed, but it gives you a clear, friendly overview of how your site performs on mobile and desktop. And more importantly, how it compares to other sites in your category.
Step 2: Audit Your Images
This is the big one. Images are often the #1 reason a Wix site loads slowly—especially if you’re uploading full-resolution photos straight from your phone or camera. Wix does optimize images on its own, but it can’t undo a 6MB hero image that’s trying to load on mobile data.
So what do you do? Resize before you upload. For most site sections, you can safely keep images under 300KB without losing quality. If it’s a background or a wide hero banner, you can stretch to 500KB—but not much more. Tools like TinyPNG or Squoosh are your friends here.
Also: if you’re using galleries, avoid stacking dozens of high-res images in one place. Split them across tabs, or use a lightbox format to load them on click rather than all at once.
Step 3: Streamline Your Fonts
Fonts are sneaky. You pick two or three you love, but then you throw in italics, bold, light, semi-bold—and suddenly your site is loading eight different font files before a single image appears.
Stick to one or two font families, and use only the weights you actually need. Wix lets you manage this inside the theme settings. Less variety = faster load.
And unless you absolutely need that fancy Google Font, consider using one of Wix’s built-in system fonts—they load faster because they’re already available on most devices.
Step 4: Minimize Your App Load
Wix has a huge app market, and it’s tempting to install features like pop-ups, chat widgets, social feeds, and event calendars just because they’re there. But every app you add runs scripts in the background. Some of those scripts are optimized. Some aren’t.
Take a look at your current app setup. Are all of them still essential? If something doesn’t support your site’s core goals—like lead generation, e-commerce, or content delivery—it might be worth disabling. Keep it lean.
Also, if you're using third-party embeds (like YouTube videos or custom iframe widgets), try loading them only after interaction or moving them below the fold. That way, your critical content loads first.
Step 5: Keep Your Velo Code Tight
If you’re using Velo (and you should be, if you're pushing Wix's limits), it’s worth reviewing your code with speed in mind. Are you waiting for too many datasets to load on page load? Are you making multiple fetch calls that could be bundled into one?
One trick: move non-critical operations—like analytics calls or background syncs—into setTimeout() or load them on user action instead of immediately. Your visitors will feel the difference, even if they never see the code.
Also, take advantage of caching when working with data. If you’re querying a collection that rarely changes, consider storing the result in localStorage or a backend memory object, depending on the use case. Small optimizations can compound quickly.
Step 6: Don’t Overcomplicate the First Fold
What shows up first—above the fold—matters more than anything else on your site. That’s the moment of first impression, the chance to say “we’re professional and worth your time.” But ironically, it’s also where people tend to pile on videos, sliders, animations, or carousels.
A fast, impactful first fold usually comes down to a sharp headline, a relevant image (or even just a color block), and a single call to action. Keep the layout light. Save the fancy elements for lower on the page, after the user has committed to scrolling.
Step 7: Publish Often. Test Always.
The great thing about Wix is how quickly you can iterate. You make a change, you publish, you test. So don’t think of performance tuning as a one-time checklist. Think of it like gardening. You trim here, you water there, you pull a few weeds.
Make a habit of checking performance every month or two—especially if you're constantly adding new content. Speed isn’t just a technical issue. It’s a user experience. And it’s part of your brand, whether you realize it or not.
Wrapping It Up: Performance Is the First Impression
People judge your site before they even read a word. If it loads slowly, they’re gone. If it feels fast, they trust it more—even if they don’t know why.
Wix gives you the tools to make a great site. But great design without performance is like a Ferrari stuck in first gear. Make it move. Make it smooth. And your visitors will stay longer, convert more, and come back again.
Need help diagnosing a slow site? I’d be happy to take a look or walk you through a performance audit. Drop me a line anytime.