speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time. Follow us on Mastodon or Bluesky.

Charts Compare Measurement runs Embed a score Open to Work

Big TechBad

The largest technology companies by market capitalization.

26 of 26 sites measured · each site every 2 days, most recently ago

Page weight vs LCP
Third party vs performance
Perfect scores 0/26
Median Score ×26 30PERF 92A11Y 77BEST 92SEO ✗AXE ✗CWV
Performance ×26 Good Warn Bad Axe ×25 Good Warn Bad Core Web Vitals ×26 Passing Failing
Page weight 500k 1M 2.5M 5M 10M 25M + JavaScript Weight 0 500k 1M 2.5M 5M 10M + Third Party Weight 0 1M 2.5M 5M 10M 25M + LCP 2.5s 4s 6s 10s 15s 30s +

Biggest movers

Sites whose performance score improved by more than this group's normal run-to-run noise. Everything else is jitter and is deliberately hidden.

Leaderboard

Ranked by the circle color first: all green beats a row with amber, which beats red. Sites are not penalized for unknown Core Web Vitals. Tiebreakers include: sum of all four Lighthouse categories, fewest failing Core Web Vitals, then fewest axe violations, then Speed Index per KB — a heavy site outranks an empty one.

# Site Tool Uses Host Scores Perf trend LCP CLSTBT WeightReq Lab vs field No-JS ∆
🥇#1 amazon.com · · Se 99PERF 96A11Y 100BEST 91SEO !AXE ✓CWV 1.68 s 0 0 ms 62.0 kB32 elements 4 1.2× 0%
🥈#2 oracle.com failing · · Akamai 57PERF 96A11Y 77BEST 92SEO !AXE ✓CWV 9.96 s 0 266 ms 1.59 MB572 elements 59 7× 0%
🥉#3 intel.com ↪ redirect · · Akamai 51PERF 96A11Y 54BEST 100SEO !AXE ✓CWV 13.10 s 0 870 ms 2.48 MB1,109 elements 171 7.1× 13.1%
#4 about.google · Lit 3.1.3 Google 73PERF 99A11Y 92BEST 92SEO !AXE !CWV 7.69 s 0 95 ms 15.67 MB537 elements 56 2.9× 39%EMPTY
#5 palantir.com Next.js React Amazon S3 57PERF 95A11Y 92BEST 85SEO !AXE !CWV 95.73 s 0.064 338 ms 40.76 MB1,461 elements 81 30.8× 62.7%EMPTY
#6 apple.com · Preact Ap 57PERF 92A11Y 100BEST 92SEO ✗AXE ✓CWV 8.94 s 0 242 ms 1.79 MB1,779 elements 45 6.1× 0%
#7 google.com · · Google 55PERF 91A11Y 100BEST 91SEO ✗AXE !CWV 8.74 s 0 756 ms 952 kB412 elements 44 4.8× 5.4%
#8 salesforce.com PB React · 28PERF 100A11Y 73BEST 92SEO !AXE !CWV 26.53 s 0 6.91 s 10.84 MB7,545 elements 381 8.1× 85.1%EMPTY
#9 samsung.com ↪ redirect · PreactFont Awesome · 29PERF 97A11Y 54BEST 92SEO !AXE !CWV 6.10 s 0.109 5.60 s 5.78 MB3,989 elements 332 2.3× 94.5%
#10 tsmc.com ↪ redirect · Font Awesome 5.15.4 Cloudflare 55PERF 84A11Y 100BEST 83SEO ✗AXE ✓CWV 11.76 s 0.024 334 ms 2.83 MB1,352 elements 44 7.4× 35.7%
#11 sony.com ↪ redirect · Vue 3.5.42 Akamai 14PERF 97A11Y 77BEST 82SEO !AXE !CWV 15.45 s 0.227 6.11 s 3.51 MB1,069 elements 96 4× 81.4%
#12 nvidia.com ↪ redirect · Font Awesome Akamai 52PERF 95A11Y 81BEST 77SEO ✗AXE !CWV 16.92 s 0 195 ms 5.19 MB4,731 elements 52 6.3× 47.7%
#13▲3 broadcom.com · React Cloudflare 46PERF 90A11Y 100BEST 92SEO ✗AXE !CWV 10.30 s 0 1.01 s 1.87 MB557 elements 72 2.7× 55.1%EMPTY
#14 meta.com · React · 29PERF 99A11Y 50BEST 92SEO !AXE ✗CWV 7.91 s 0.068 2.77 s 7.18 MB1,768 elements 146 2.3× 6%
#15 microsoft.com ↪ redirect · ReactLit 3.3.3 · 26PERF 96A11Y 50BEST 92SEO !AXE ✗CWV 27.01 s 0.023 2.94 s 7.59 MB4,412 elements 279 8.6× 88.5%EMPTY
#16 netflix.com · React Self-hosted · Envoy 45PERF 87A11Y 73BEST 100SEO ✗AXE ✓CWV 6.62 s 0.001 1.40 s 3.43 MB921 elements 113 3.5× 9.7%
#17 cisco.com · Lit 3.3.3 · 26PERF 96A11Y 77BEST 92SEO ✗AXE !CWV 5.30 s 0.317 1.40 s 4.12 MB4,353 elements 238 2.8× 27.8%
#18 sap.com ↪ redirect · ReactLit 2.8.0 Akamai 26PERF 94A11Y 50BEST 92SEO ✗AXE !CWV 29.78 s 0 5.51 s 6.06 MB2,471 elements 311 11.4× 59.7%EMPTY
#19 uber.com · React Cloudflare 37PERF 87A11Y 77BEST 92SEO ✗AXE !CWV 15.99 s 0.105 1.25 s 12.89 MB2,876 elements 108 5.6× 57.7%
#20 amd.com ↪ redirect · Vue 3.3.4Lit 3.3.3 Akamai 22PERF 87A11Y 96BEST 85SEO ✗AXE !CWV 24.57 s 0.183 1.41 s 5.22 MB2,836 elements 182 11.9× 71.3%
#21 ti.com · · Self-hosted · Apache 33PERF 82A11Y 73BEST 92SEO ✗AXE !CWV 11.03 s 0 3.31 s 40.87 MB1,230 elements 392 3.4× 94.6%EMPTY
#22 adobe.com · · · 30PERF 92A11Y 54BEST 92SEO ✗AXE ✗CWV 6.10 s 0.012 4.85 s 7.99 MB2,541 elements 595 1.3× 90.2%EMPTY
#23 qualcomm.com · React Cloudflare 27PERF 77A11Y 96BEST 85SEO ✗AXE ✗CWV 25.30 s 0 2.08 s 4.97 MB1,508 elements 103 4.3× 0.7%
#24 ibm.com ↪ redirect · Lit 2.8.0 Akamai 25PERF 77A11Y 73BEST 92SEO ✗AXE ✗CWV 28.26 s 0.060 5.77 s 8.31 MB2,916 elements 300 6.3× 26.7%
#25 servicenow.com · Lit 2.8.0Font Awesome Self-hosted · Apache 19PERF 92A11Y 54BEST 83SEO ✗AXE ✗CWV 17.31 s 0.190 2.86 s 4.55 MB5,963 elements 219 3.2× 94.6%EMPTY
#26 tesla.com · · Akamai 25PERF 80A11Y 73BEST 75SEO –AXE ✗CWV 39.94 s 0.056 4.40 s 12.83 MB3,018 elements 186 7.3× —

Technology

Built with 2 distinct · 2 of 26 detected

  • Next.js Next.js 1
  • PBC on Nunjucks 1

Uses 5 distinct · 19 of 25 detected

  • React React 9
  • Lit Lit 7
  • Font Awesome Font Awesome 4
  • Preact Preact 2
  • Vue Vue 2

Hosted by 7 distinct · 20 of 26 detected

  • Akamai Akamai 8
  • Cloudflare Cloudflare 4
  • Self-hosted 3
  • Google Google 2
  • Amazon S3 Amazon S3 1
  • …and 2 one-offs