speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Measurement runs Embed a score

samsung.com

https://www.samsung.com/

35 92 77 85 !AXE ✗CWV

Data from Aug 28, 2026, 5:34 PM UTC old

Overall #1,493 Big Tech #13 · 1 measurement · since Aug 28, 2026

This URL redirects to https://www.samsung.com/us.

Lighthouse follows the redirect, so the numbers below describe the destination page, not this one. Not yet confirmed as a move; it needs to lead to the same place on several consecutive runs first.

Core Web Vitals field data, origin-level

Real Chrome users, 28-day window (2026-07-30 → 2026-08-26).

LCP 2.69 s needs-improvement
INP 453 ms needs-improvement
CLS 0.230 needs-improvement

Scores

35
Performance
no change
92
Accessibility
no change
77
Best Practices
no change
85
SEO
no change

Filmstrip Lighthouse, mobile

How the page drew during the measured load, at 8 points across 17.97 s.

  1. 2.25 s
  2. 4.49 s
  3. 6.74 s
  4. 8.98 s
  5. 11.23 s
  6. 13.47 s
  7. 15.72 s
  8. 17.97 s

Without JavaScript

The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.

Scripts disabled
As rendered

93.7% of pixels differ — the page changes substantially. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 5.43 s — — 5.43 s 5.43 s
CLS Cumulative Layout Shift 0.110 — — 0.110 0.110
TBT Total Blocking Time 1.12 s — — 1.12 s 1.12 s
FCP First Contentful Paint 4.60 s — — 4.60 s 4.60 s
Speed Index 18.65 s — — 18.65 s 18.65 s
TTFB Time to First Byte 504 ms — — 504 ms 504 ms

LCP Subparts lab observed, unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab metrics LCP metric shown above is throttled.

element render delay 166 ms
time to first byte 74 ms
resource load delay 18 ms
resource load duration 15 ms

Field data Chrome UX Report, origin-level

Real Chrome users, 28-day trailing window (2026-07-30 → 2026-08-26).

Metric p75 Rating Distribution (good / needs work / poor)
LCP CWV 2.69 s needs-improvement 72% good
INP CWV Interaction to Next Paint — field only, Lighthouse cannot measure this in a lab run 453 ms needs-improvement 53.4% good
CLS CWV 0.230 needs-improvement 60% good
FCP 2.13 s needs-improvement 68.3% good
TTFB 998 ms needs-improvement 67.1% good

Lab LCP vs Field LCP

Lab 5.43 s
Field p75 2.69 s

The lab LCP is 2.02× the field p75 — real users likely have above-average hardware or network connectivity.

Field history 25 weeks

Weekly p75 from the CrUX History API, backfilled in a single request.

Week ending LCPINPCLSFCPTTFB
2026-08-22 2.68 s 446 ms 0.240 2.12 s 993 ms
2026-08-15 2.69 s 415 ms 0.260 2.13 s 1.00 s
2026-08-08 2.70 s 381 ms 0.270 2.13 s 1.01 s
2026-08-01 2.70 s 346 ms 0.280 2.09 s 1.02 s
2026-07-25 2.66 s 328 ms 0.280 2.04 s 1.03 s
2026-07-18 2.64 s 328 ms 0.280 2.00 s 1.04 s
2026-07-11 2.62 s 339 ms 0.290 1.98 s 1.03 s
2026-07-04 2.65 s 355 ms 0.290 2.00 s 1.04 s
2026-06-27 2.69 s 354 ms 0.280 2.02 s 1.03 s
2026-06-20 2.71 s 350 ms 0.260 2.03 s 1.02 s
2026-06-13 2.69 s 341 ms 0.250 2.01 s 998 ms
2026-06-06 640 ms 335 ms 0 640 ms 960 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 3.39 MB — — 3.39 MB 3.39 MB
Requests 103 — — 103 103
Third-party Weight 1.06 MB — — 1.06 MB 1.06 MB
Third-party CPU 11.40 s — — 11.40 s 11.40 s
Unused JS 573 kB — — 573 kB 573 kB
Unused CSS 56.6 kB — — 56.6 kB 56.6 kB

By resource type

  • script 39.2% 1.33 MB · 42 req
  • other 26.2% 887 kB · 13 req
  • media 12.4% 422 kB · 1 req
  • font 12.4% 419 kB · 6 req
  • image 5.2% 175 kB · 16 req
  • stylesheet 3.3% 113 kB · 15 req
  • document 1.4% 46.3 kB · 1 req

Third parties 8 entities

1.06 MB transferred, 11.40 s on the main thread.

Google CDN 352 kB · 42 ms CPU
audioeye.com 332 kB · 10.98 s CPU
Adobe Tag Manager 156 kB · 89 ms CPU
TrustArc 102 kB · 55 ms CPU
mPulse 64.5 kB · 33 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 54.98 s — — 54.98 s 54.98 s
Long Tasks 20 — — 20 20
DOM Elements 3,775 — — 3,775 3,775
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 2 — — 2 2
A11y Failures 2 — — 2 2
A11y Failing Nodes 2 — — 2 2

Main thread work

script evaluation 47.80 s
other 4.28 s
style layout 1.27 s
garbage collection 614 ms
script parse compile 483 ms
paint composite render 354 ms
parse HTML 180 ms

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 2 rules, 1294 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious aria-dialog-name — ARIA dialog and alertdialog nodes should have an accessible name 1 node
  • critical image-alt — Images must have alternative text 1 node

Accessibility failures 2 of 32 audits

  • aria-dialog-name — Elements with `role="dialog"` or `role="alertdialog"` do not have accessible names. 1 node
  • image-alt — Image elements do not have `[alt]` attributes 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2 1 console error

Measurement log

Every stored run for this URL, newest first.

When PerfLCPCLSTBTWeight RunsSpreadBenchTook
Aug 28, 2026, 5:34 PM UTC 35 5.43 s 0.110 1.12 s 3.39 MB 3/3 ±9 2,490 +1% 321.3s

Embed this score

Use this web component to show samsung.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://www.samsung.com/"></speedlify2-score>