50%
Lazy-loaded images
6,002 / 11,909
24%
WebP/AVIF images
2,827 / 11,909
40%
Preconnect hints
4,737 / 11,909
1.5%
Mixed content
181 / 11,909
Medians and spread
| Metric | P10 | P25 | Median | P75 | P90 | Sites |
|---|---|---|---|---|---|---|
| HTML size | 15 KB | 55 KB | 140 KB | 344 KB | 692 KB | 11,871 |
| Scripts | 3 | 9 | 19 | 43 | 81 | 11,871 |
| External scripts | 1 | 4 | 9 | 18 | 33 | 11,871 |
| Third-party domains | 0 | 1 | 3 | 5 | 7 | 11,871 |
| Stylesheets | 1 | 2 | 4 | 9 | 21 | 11,871 |
| Images | 1 | 9 | 25 | 58 | 114 | 11,871 |
| DOM nodes | 129 | 448 | 824 | 1,549 | 2,776 | 11,871 |
| Words | 249 | 761 | 1,705 | 4,127 | 8,536 | 11,871 |
Homepage HTML size
13%≤ 25
9.9%26–50
18%51–100
20%101–200
18%201–400
13%401–800
5.9%801–1,500
2.1%> 1,500
KB · Share of 11,909 sites in the sample.
By market
| Metric | United Kingdom | Global | Netherlands | Italy | Spain | Japan | Latin America |
|---|---|---|---|---|---|---|---|
| Lazy-loaded images | 50% | 45% | 51% | 50% | 53% | 30% | 51% |
| WebP/AVIF images | 24% | 23% | 24% | 26% | 25% | 18% | 30% |
| Preconnect hints | 40% | 35% | 33% | 34% | 36% | 28% | 38% |
| ES modules | 40% | 32% | 35% | 35% | 32% | 18% | 37% |
| Mixed content | 1.5% | 1.2% | 0.7% | 2.3% | 1.8% | 2.3% | 2.7% |
| No compression | 8.9% | 11% | 8.8% | 9% | 9.4% | 36% | 13% |
Our crawler: 11,909 sites · United Kingdom · updated 23 Oct 2026 · Methodology
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