B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
35%
35% -- conversion lift for large ecommerce sites (2025)
An average large ecommerce site can gain a conversion lift of approximately 35% from checkout UX fixes.
- Value in source is approximated (~35%)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
35%
Unit
Percentage
Data Vintage
2025
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
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Baymard Institute
Primary
Tier A
https://anadea.info/blog/ai-in-ecommerce/ ↗
Source Article
AI in E-commerce: Where AI Actually Makes Money in E
Original Research
Baymard Institute
· Original study ↗
Methodology
Baymard Institute meta-analysis
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
large ecommerce sites: 35% conversion lift. Source: Baymard Institute (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/checkout-ux-conversion-lift
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<blockquote cite="https://lighthousedata.io/data/checkout-ux-conversion-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>35%</strong> -- conversion lift for large ecommerce sites<br><small>Source: Baymard Institute (2025) · <a href="https://lighthousedata.io/data/checkout-ux-conversion-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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