2024.stateofthebrowser.com
https://2024.stateofthebrowser.com/
Ranks Overall #705 Built Awesome #526
Data from Oct 2, 2026, 12:35 AM UTC old Measured once a week · 7 runs since Aug 20, 2026
Elsewhere:
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Scoring Calculator ·
Wayback Machine
Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).
Stack
Lighthouse Scores LAB Simulated
Metrics LAB
No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.
| Metric | Lab Simulated | ||
|---|---|---|---|
| Value | Change / range | Trend | |
| LCP CWV (estimate) Largest Contentful Paint | 1.98 s good | ↑ +27 ms (+1.4%) 1.95 s – 1.99 s | |
| INP CWV Interaction to Next Paint — field only, no lab run can measure it | n/a | — | |
| CLS CWV (estimate) Cumulative Layout Shift | 0.006 good | → no change 0.006 – 0.020 | |
| TBT Total Blocking Time | 0 ms good | → no change 0 ms – 0 ms | |
| FCP First Contentful Paint | 822 ms good | ↓ -382 ms (-31.7%) 801 ms – 1.21 s | |
| Speed Index | 822 ms good | ↓ -382 ms (-31.7%) 801 ms – 1.21 s | |
| TTFB Time to First Byte | 631 ms good | ↑ +27 ms (+4.5%) 604 ms – 641 ms | |
LCP Subparts LAB Unthrottled
The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.
Page weight
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Page Weight | 331 kB | ↓ -133 B 331 kB – 331 kB | |
| Requests | 15 | → no change 15 – 15 | |
| Third-party Weight | 0 B | → no change 0 B – 0 B | |
| Third-party CPU | 0 ms | → no change 0 ms – 0 ms | |
| Unused JS | 0 B | → no change 0 B – 0 B | |
| Unused CSS | 0 B | → no change 0 B – 0 B |
By resource type
| Type | Transfer | Share | Size | Requests |
|---|---|---|---|---|
| image | 72.1% | 235 kB | 7 | |
| font | 22.2% | 72.2 kB | 3 | |
| document | 2.5% | 8.0 kB | 1 | |
| other | 2% | 6.5 kB | 2 | |
| script | 1.3% | 4.3 kB | 1 | |
| Total | 331 kB | 15 |
Page health
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Main Thread Work | 233 ms | ↓ -38 ms (-14%) significant 233 ms – 289 ms | |
| Long Tasks | 0 | → no change 0 – 0 | |
| DOM Elements | 98 | → no change 98 – 98 | |
| Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) | 3 | → no change 2 – 3 | |
| A11y Failures | 1 | → no change 1 – 1 | |
| A11y Failing Nodes | 1 | → no change 1 – 1 |
Main thread work
| Task | Time | Share | Duration Simulated |
|---|---|---|---|
| other | 55% | 127 ms | |
| style layout | 28% | 64 ms | |
| paint composite render | 7% | 16 ms | |
| parse HTML | 5% | 13 ms | |
| script evaluation | 5% | 12 ms | |
| script parse compile | 0% | 1 ms | |
| Total | 233 ms |
Axe violations axe-core 4.13.0, full rule set
3 violating nodes across 3 rules, 192 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.
-
serious
color-contrast— Elements must meet minimum color contrast ratio thresholds 1 nodeOffending element
-
a[href="/"] > span:nth-child(1)<span>State</span>
-
-
moderate
page-has-heading-one— Page should contain a level-one heading 1 nodeOffending element
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html<html lang="en-gb" class="">
-
-
moderate
region— All page content should be contained by landmarks 1 nodeOffending element
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.is-focusable[href="/"]<a href="/" class="is-focusable">Go to the homepage</a>
-
Accessibility failures 1 of 24 audits
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color-contrast— Background and foreground colors do not have a sufficient contrast ratio. 1 node
Hygiene
Measurement log
Every stored run for this URL, newest first.
| When | Scores | Perf | LCP | CLS | TBT | Weight | Runs | Spread | Bench | Took | Archive |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2, 2026, 12:35 AM UTC | 99 | 1.98 s | 0.006 | 0 ms | 331 kB | 3/3 | ±12 | 2,401 -3% | 25.6s |
|
|
| Sep 25, 2026, 12:30 AM UTC | 99 | 1.95 s | 0.006 | 0 ms | 331 kB | 3/3 | ±0 | 2,493 0% | 20.9s |
|
|
| Sep 17, 2026, 11:26 PM UTC | 99 | 1.95 s | 0.006 | 0 ms | 331 kB | 3/3 | ±0 | 2,472 -1% | 22.4s |
|
|
| Sep 10, 2026, 9:28 PM UTC | 99 | 1.96 s | 0.006 | 0 ms | 331 kB | 3/3 | ±1 | 2,445 -2% | 21s |
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| Sep 3, 2026, 7:19 PM UTC | 99 | 1.98 s | 0.006 | 0 ms | 331 kB | 3/3 | ±0 | 2,434 -2% | 22.6s |
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|
| Aug 27, 2026, 4:10 PM UTC | 99 | 1.99 s | 0.020 | 0 ms | 331 kB | 3/3 | ±4 | 2,478 0% | 28.5s |
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| Aug 20, 2026, 3:37 PM UTC | 99 | 1.96 s | 0.006 | 0 ms | 331 kB | 3/3 | ±10 | 2,334 -6% | 21.9s |
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Embed this score
Use this web component to show 2024.stateofthebrowser.com's scores on any website, updated whenever this instance re-measures. Don’t forget to bundle the speedlify2-score.js component code into your site!
<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://2024.stateofthebrowser.com/"></speedlify2-score>