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Performance5 min read·By Dave Collins

Why your property photos are slowing your site down, and the fix

On a property website, the single biggest culprit behind a slow page is almost always the same thing: the photos. Handled properly, you keep the beauty and lose the drag.

We've written that speed is a feature. On a property site, the single biggest culprit behind a slow page is nearly always the same thing: the photos. Property is a visual business, so listings are stuffed with images, and if those images aren't handled properly they quietly drag your whole website to a crawl.

Big, beautiful photos are big, heavy files

A modern camera or phone produces enormous image files. Upload them straight onto a listing at full size and every page has to haul several megabytes of data to every visitor, on every device, including the phone on patchy mobile signal. Multiply that across a whole gallery and it's little wonder the page crawls.

The fixes are simple, and invisible to visitors

Three things do most of the heavy lifting:

  • Right-size every image to the dimensions it's actually displayed at, and no larger
  • Use modern formats like WebP or AVIF, a fraction of the file size for the same quality
  • Load images only as the visitor scrolls to them, rather than all at once

None of this dulls the photography. It simply stops your site sending data that nobody is looking at yet.

Your buyers should see beautiful photos. They should never have to download the ones they haven't scrolled to yet.

Do it automatically, not by hand

The real trick is a website that optimises images for you at the moment they're uploaded, so your team just picks the best photo and the system quietly handles the size, the format and the loading. Relying on staff to resize every image by hand never lasts beyond the first busy week.

Why it's worth the bother

Faster listings mean fewer buyers giving up before the gallery even loads, better Google rankings through Core Web Vitals, and a site that feels effortless on a phone. Your photos are the product; making them load fast is simply making that product easier to buy.

You don't have to choose between gorgeous photography and a fast website. Handle the images properly and automatically, and you get both at once. It's built into every site we make; if yours feels heavy, a free site review will show you where the weight is.

Worth passing on?

Our articles are drafted with the help of AI tools that we regularly use. Each one is measured, edited and approved by real people who stand by it.

Fast and beautiful

Gorgeous photos, still fast.

Images optimised automatically on upload, so your listings look stunning and load in a blink, on any phone.

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