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vibracoustic.com website review

Visit site (opens in a new tab)Reviewed 28 October 202625 issues · 67 checks

This review found 25 issues worth fixing on vibracoustic.com, 10 of them high impact, across 67 checks. The most urgent: use efficient cache lifetimes. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.

  1. Homepage
  2. Phone render
  3. Links and pages
  4. Google PageSpeed

Google PageSpeed Insights (opens in a new tab), mobile

Real-visitor load time (LCP)75th percentile, phones
2.9 s2.3 sMay 9Oct 242.5 s
Show as table
DateReal-visitor load time (LCP)
May 9, 20262.7 s
May 16, 20262.7 s
May 23, 20262.8 s
May 30, 20262.9 s
Jun 6, 20262.8 s
Jun 13, 20262.7 s
Jun 20, 20262.6 s
Jun 27, 20262.5 s
Jul 4, 20262.7 s
Jul 11, 20262.8 s
Jul 18, 20262.7 s
Jul 25, 20262.8 s
Aug 1, 20262.7 s
Aug 8, 20262.8 s
Aug 15, 20262.8 s
Aug 22, 20262.8 s
Aug 29, 20262.8 s
Sep 5, 20262.6 s
Sep 12, 20262.5 s
Sep 19, 20262.4 s
Sep 26, 20262.4 s
Oct 3, 20262.4 s
Oct 10, 20262.4 s
Oct 17, 20262.4 s
Oct 24, 20262.5 s
Real-visitor tap response (INP)75th percentile, phones
143 ms119 msMay 9Oct 24127 ms
Show as table
DateReal-visitor tap response (INP)
May 9, 2026128 ms
May 16, 2026129 ms
May 23, 2026127 ms
May 30, 2026128 ms
Jun 6, 2026130 ms
Jun 13, 2026127 ms
Jun 20, 2026129 ms
Jun 27, 2026130 ms
Jul 4, 2026128 ms
Jul 11, 2026132 ms
Jul 18, 2026134 ms
Jul 25, 2026133 ms
Aug 1, 2026139 ms
Aug 8, 2026140 ms
Aug 15, 2026139 ms
Aug 22, 2026137 ms
Aug 29, 2026133 ms
Sep 5, 2026129 ms
Sep 12, 2026127 ms
Sep 19, 2026128 ms
Sep 26, 2026127 ms
Oct 3, 2026125 ms
Oct 10, 2026122 ms
Oct 17, 2026123 ms
Oct 24, 2026127 ms

Chrome UX Report (opens in a new tab): real Chrome visitors over rolling 28-day periods.

One score from every part of this review. How it works

Full-page screenshot of vibracoustic.com (desktop) rendered by Google PageSpeed Insights

How it loaded on a phone

  1. vibracoustic.com at 0.4 s0.4 s
  2. vibracoustic.com at 0.8 s0.8 s
  3. vibracoustic.com at 1.1 s1.1 s
  4. vibracoustic.com at 1.5 s1.5 s
  5. vibracoustic.com at 1.9 s1.9 s
  6. vibracoustic.com at 2.3 s2.3 s
  7. vibracoustic.com at 2.6 s2.6 s
  8. vibracoustic.com at 3.0 s3.0 s

Speed

3 to fix72
  • Use efficient cache lifetimes

    4.9 s · 9.1 MB

    56 files are served with short cache lifetimes, so returning visitors download them again (9.1 MB).

  • Render-blocking requests

    1.0 s

    21 files block the first paint until they finish downloading. Deferring or inlining them could save about 1.0 s.

  • Mobile performance score: 72

    72/100

    Your mobile performance score is 72 (desktop: 84). Pages that score under 90 lose visitors before the first paint.

  • Improve image delivery

    12 KiB

    1 image could be 12 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.

  • Chained critical requests

    Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.

  • 1 third-party service on the page

    1 third-party service load with your homepage (ahrefs.com), adding 4 KiB and 4 ms of main-thread time.

2 checks passed
  • Main-thread work: 0.5 s

    A phone's processor spends 0.5 s on main-thread work while loading, 98 ms of it running JavaScript. That is comfortably low.

  • Server response: 109 ms

    109 ms

    Your server sent the HTML in 109 ms, well inside Google's 600 ms guideline.

Core Web Vitals

7 to fix67
  • Fails Core Web Vitals for real visitors

    Real Chrome users on phones do not pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)). Google uses this in ranking.

  • Largest Contentful Paint: 9.4 s

    9.4 s

    Your largest element takes 9.4 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the element shown below.

  • Time to Interactive: 9.4 s

    9.4 s

    The page becomes fully interactive after 9.4 s. Good is under 3.8 s.

  • Real-user LCP: 3.6 s

    3.6 s

    Real visitors wait 3.6 s for the largest content to appear (75th percentile). Good is under 2.5 s.

  • Real-user FCP: 2.0 s

    2.0 s

    Real visitors see the first content after 2.0 s (75th percentile). Good is under 1.8 s.

  • Real-user TTFB: 1.4 s

    1.4 s

    Real visitors wait 1.4 s for your server to start answering (75th percentile). Good is under 800 ms.

  • Speed Index: 4.6 s

    4.6 s

    Visually, the page fills in at 4.6 s (Speed Index). Good is under 3.4 s.

  • Tap response (INP) held steady for real visitors

    -3%

    Over the last 25 four-week periods to 2026-10-24, real Chrome visitors' tap response (inp) went from 128 ms to 127 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).

  • Largest content (LCP) held steady for real visitors

    -9%

    Over the last 25 four-week periods to 2026-10-24, real Chrome visitors' largest content (lcp) went from 2.7 s to 2.5 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).

5 checks passed
  • Real-user INP: 131 ms

    131 ms

    Real visitors wait 131 ms for the page to respond to a tap (75th percentile). Good is under 200 ms.

  • Real-user CLS: 0.09

    0.09

    For real visitors the layout shifts by 0.09 (75th percentile). Good is under 0.1.

  • First Contentful Paint: 1.4 s

    1.4 s

    The first text or image appears after 1.4 s, inside the 1.8 s “good” threshold.

  • Cumulative Layout Shift: 0.001

    0.001

    The layout barely moves while loading (CLS 0.001, good is under 0.1).

  • Total Blocking Time: 0 ms

    0 ms

    Scripts block the page for only 0 ms while loading. Good is under 200 ms.

Images and page weight

2 to fix64
  • Page weight: 10.0 MB in 96 requests

    10.0 MB

    Your homepage downloads 10.0 MB in 96 requests on a phone: media 8.0 MB (3), images 1.7 MB (46) and scripts 139 KiB (25). Under 2 MB keeps phones on slow connections fast.

  • An image on the first screen is lazy-loaded

    GenericCar_PHEV_allproducts_onmirrorelements_1970x1478px-768 is on the first screen but marked loading="lazy", so the browser waits before fetching it and the page looks finished later. Load it eagerly (and give it fetchpriority="high" if it is the main image).

  • 7 images in older formats

    7 images (460 KiB) are JPEG, PNG or GIF. The same pictures as WebP or AVIF are usually much smaller at the same quality, and every current browser shows them.

  • About 2.8 g of CO₂ per visit

    2.84 g

    By the Sustainable Web Design model, a visit to your homepage emits about 2.84 g of CO₂e: 340.7 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.

1 checks passed
  • Images are sized for phones

    No image is downloaded at more than three times the size it is drawn on a phone.

Accessibility

2 to fixGoogle 9696
  • 9 text elements with low contrast

    9 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.

  • 5 links without text

    5 visible links have no text or label, so screen readers cannot say where they go.

2 checks passed
  • Every image has alt text

    All 44 images in the HTML carry an alt attribute.

  • 39 automated accessibility rules passed

    axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 40 WCAG 2.2 A/AA and best-practice rules on the phone render: 39 passed and 1 failed. 3 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.

SEO

3 to fixGoogle 9282
  • No meta description

    No meta description, so Google writes its own snippet from whatever text it finds.

  • 4 H1 headlines

    There are 4 <h1> headlines (“Modular Motor Mount Bracket with TPE Bushing”, “Stop Compromising. Think Smart Leveling!” and “Become Part of the Team”). One clear main headline is easier for people and search engines.

  • No social preview image

    No Open Graph image (also missing: og:description), so links shared on LinkedIn, Slack or Facebook show no preview picture.

  • No X (Twitter) card tag

    No twitter:card tag. X falls back to Open Graph, which is incomplete here.

  • 64 internal links, 13 external

    The homepage links to 64 pages on vibracoustic.com and 13 external pages.

5 checks passed
  • Title: 33 characters

    Your title is a healthy 33 characters: “Vibracoustic SE – driving comfort”.

  • Canonical URL set

    The canonical URL is https://vibracoustic.com/en/.

  • Structured data in place

    Structured data found: Organization.

  • robots.txt in place

    robots.txt is in place and points crawlers to your sitemap.

  • XML sitemap found

    Your XML sitemap is reachable at https://vibracoustic.com/wp-sitemap.xml.

AI search readiness

1 to fix88
  • Organization data is thin (2 of 6 facts)

    Your Organization JSON-LD is missing logo, sameAs (social profiles), description and contact details. These are the facts AI assistants use to describe a business and to tell it apart from others with a similar name.

3 checks passed
  • AI answer engines may read the site

    Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.

  • Text is in the HTML

    Your server sends the page's text in the HTML (305 words), so crawlers that don't run JavaScript still read it.

  • llms.txt published

    The site publishes https://vibracoustic.com/llms.txt (23 KiB, 194 links), a plain-text guide to the site for AI tools.

Other pages

1 to fix95
  • 15 pages without a meta description

    https://vibracoustic.com/en/engineering-expertise-2, https://vibracoustic.com/en/how-we-develop, https://vibracoustic.com/en/material-expertise, https://vibracoustic.com/en/production-expertise, https://vibracoustic.com/en/production-processes and https://vibracoustic.com/en/experience and 9 others have no meta description, so Google writes the search snippet from whatever text it finds.

  • 15 internal pages checked

    We fetched 15 pages linked from your homepage (of 51 found) and read each the way a search engine does.

6 checks passed
  • Linked pages load

    All 15 pages we checked loaded without an error.

  • Canonical URLs point to themselves

    No page we checked hands its ranking to a different URL.

  • Titles are unique

    Every page we checked has its own title.

  • Every page has an H1

    Each page we checked has a main headline.

  • No linked page is hidden from search

    None of the pages we checked carries a noindex tag.

  • Every page has a title

    All 15 pages that loaded have a <title>.

Best practices

2 to fixGoogle 9687
  • 8 small tap targets

    8 of 37 tappable elements near the top of the page are smaller than 24 px, hard to hit with a thumb.

  • 1 JavaScript error while loading

    1 error was logged to the browser console while the page loaded, for example “Failed to load resource: net::ERR_FAILED”.

1 checks passed
  • Mobile viewport set

    The page declares a mobile viewport.

Content and conversion

4 to fix50
  • No call to action on the first screen

    On a phone, there is no call to action on the first screen: visitors have to scroll to find out what to do next.

  • No social proof

    No testimonials, customer logos, ratings or customer counts on the homepage: nothing tells a new visitor that others already trust you.

  • No analytics detected

    No analytics or tag manager detected in the HTML, so you can't measure whether any of these fixes work.

  • No direct contact details

    No phone number or email link on the homepage, so ready-to-buy visitors have one fewer way to reach you.

  • No risk reducer

    No guarantee or risk reducer (money-back, free trial, no credit card) is mentioned, which is often what tips a hesitant visitor.

  • About 508 words of copy

    The homepage carries about 508 words of visible text.

2 checks passed
  • 3 calls to action

    The homepage has 3 calls to action, for example “Start search” and “Join the Team”.

  • 4 short forms

    4 short forms (7 fields at most) are right on the homepage.

Privacy and tracking

  • No consent tool detected

    No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.

  • 1 other company contacted

    Loading the homepage contacts 1 host run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.

1 checks passed
  • No known trackers before consent

    No known advertising or analytics trackers load before a visitor clicks anything (measured from a US location before any click).

Security, domain, email and software versions

The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at vibracoustic.com, because details like these could help someone attack a site. Every review keeps them private, whatever they found.

Upkeep, stack and company

Stack

CMS
WordPress

Upkeep, stack, hiring and company data from programmable.info

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