What Your Images Actually Cost on a Slow Connection
One photograph at five file sizes, measured across Slow 3G, Fast 3G and 4G. A 1.87 MB image takes 38.9 seconds on a slow connection, and a 498 KB hero already fails...
Web Performance
Speed up your website with image and asset optimization techniques
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WordPress Image Optimization: The Complete 2026 Guide
WordPress looks like it optimises your images. It generates six sizes and wires up srcset, but it never makes a single file smaller. Here is what it actually does...