B
Evidence Grade B
Graded
under review
Safe to Cite
Current
50%
50% -- page load speed improvement for Progressive Web Apps (2026)
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
50%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Google
Primary
Tier C
https://www.adeoweb.com/news/what-is-pwa-and-why-its-so-useful-in-ecommerce/ ↗
Source Article
What is PWA and why it’s so useful in eCommerce? - Adeo Web
From a business perspective, PWA is a tool that helps deliver a better user experience (UX).
If your project sits around the market average, chances are 60–70% of your customers see you on their phones. Yes, conversions on desktop are still higher—some sources even say twice as high. But does that m…
Original Research
Google
· Original study ↗
Methodology
Attributed to Google statement on PWA precaching; no original Google source linked
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Progressive Web Apps: 50% page load speed improvement. Source: Google (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/pwa-page-load-speed-50-percent
HTML Embed
<blockquote cite="https://lighthousedata.io/data/pwa-page-load-speed-50-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- page load speed improvement for Progressive Web Apps<br><small>Source: Google (2026) · <a href="https://lighthousedata.io/data/pwa-page-load-speed-50-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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