B
Evidence Grade B
Graded
under review
Safe to Cite
Current
83%
83% -- return on investment for improvements in usability from Ecoreuil study (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
83%
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
95
Source Trust
50
Citation Chain
20
Independence
30
Methodology
45
Freshness
86
Source
Ecoreuil
Primary
Tier A
http://blog.lengow.com/fr/ecommerce-2/tunnel-de-commande/ ↗
Source Article
En 2017, j’optimise mon tunnel de commande - Blog Lengow
10/01/17
3'
Bye bye 2016, welcome 2017 ! L’heure des bonnes résolutions a sonné. Pour cette nouvelle année, placez le consommateur au cœur de votre processus d’achat afin de lui offrir une expérience optimale et d’accroître vos ventes.
Tout au long du parcours utilisateur, des freins à la conversion…
Original Research
Ecoreuil
· Original study ↗
Methodology
Ecoreuil study
Methodology documented
Segmentation
Channelcommon_crawl
Cite this stat
Plain Text
improvements in usability from Ecoreuil study: 83% return on investment. Source: Ecoreuil (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ecommerce-conversion-rate-roi
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<blockquote cite="https://lighthousedata.io/data/ecommerce-conversion-rate-roi" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>83%</strong> -- return on investment for improvements in usability from Ecoreuil study<br><small>Source: Ecoreuil (2026) · <a href="https://lighthousedata.io/data/ecommerce-conversion-rate-roi" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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