Mobile frameworks

Average page takes 12.7s to render its main content — 10.2s over Google's passing threshold.

Data as of May 202695 sites analyzed

At a glance

Performance
SEO
Accessibility

Core Web Vitals

Avg. LCP

12.7s

Google's Good: < 2.5s

Avg. FCP

3.9s

Good: < 1.8s

Avg. CLS

0.064

Good: < 0.1

Avg. TTFB

0.1s

Good: < 0.8s

Performance spread

PageSpeed scores grouped into Google's tier labels. The shape of the distribution tells you whether the industry average hides a few great outliers — or a long tail of broken sites.

  • Critical0–49
    47.9%
  • Needs work50–69
    42.7%
  • Decent70–89
    8.3%
  • Good90–100
    1.0%

Long tail: 48% of sites land in the Critical tier. This is where the easiest wins live — any site that climbs above 50 outperforms nearly half the market.

Adoption by industry

Top industries running this stack, based on the diagnostic sample.

Quick wins

Ranked by how often we saw each issue across 95 sites. If yours has these, every competitor with them fixed is beating you on something Google measures.

  1. 01

    Main content takes too long to appear

    Found on 85.3% of sitesSpeedhigh impact
  2. 02

    1 pages share the same title

    Found on 73.7% of sitesSEOmedium impact
  3. 03

    1 broken links

    Found on 55.8% of sitesSecuritymedium impact
  4. 04

    No sitemap found

    Found on 40% of sitesSEOhigh impact
  5. 05

    No robots.txt found

    Found on 22.1% of sitesSEOhigh impact

FAQ

95 sites using Onsen UI. Each one ran the full diagnostic — PageSpeed, SEO checks, SSL verification, and full tech-stack detection.

Onsen UI sites in our sample average 50/100 on Google PageSpeed with an LCP of 12.7s. Performance depends more on how the site is configured than on the platform itself — we see fast and slow Onsen UI sites in every industry we track.

Onsen UI is most common in financial advisors (6 sites in our sample). Full breakdown is in the Adoption by industry section above.

Run the free audit on this page. You'll get your own site's performance scored against the Onsen UI benchmark, so you can see whether your current stack is costing you speed or SEO rankings.

How we fix it

Web Boost — we fix the gaps we just showed you, every month

The diagnostic above tells you what's broken on Onsen UI websites. Web Boost is the monthly retainer that actually ships the fixes: senior developers, AI-assisted, concrete before/after reports, cancel anytime.

Plans from

$897/mo

See how Web Boost works →

  • Speed + Core Web Vitals

    Image compression, caching, lazy loading, render-blocking cleanup — the fixes the benchmark above flagged.

  • On-page SEO + structured data

    Meta tags, canonicals, schema markup, internal linking — every signal Google's crawler expects, audited and fixed.

  • Conversion rate + mobile UX

    CTAs, forms, microcopy, mobile layout. Turn the traffic you're already getting into leads and customers.

The diagnostic engine is the same one we ship for product and agency clients

  • Beamline
  • Mabbly
  • EY
  • Allianz
  • Workwize
  • Toptal
  • Tent Foundation
  • Koppa
  • RLC Solutions

Is Onsen UI working for your site?

Email us and we'll run a diagnostic comparing your performance to the Onsen UI sample above. No intake form, results back within a business day.

Email us for a diagnosis

Or write to hello@borahlabs.us directly. No intake form, no pitch deck.