B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
40%
40% -- cart abandonment reason share for Online shoppers abandoning e-commerce carts (reason: extra costs such as shipping, tax, fees) (2026)
40% of cart abandoners cite extra costs as a fixable reason for abandoning an e-commerce cart.
- Excludes shoppers who were just browsing
- Cited secondhand from Baymard Institute UX research
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Lighthouse Research Team
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Source verified
Evidence graded
Value
40%
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
Baymard Institute
Primary
Tier C
https://www.atropim.com/en/blog/product-content-syndication-for-suppliers ↗
Source Article
Product Content Syndication For Suppliers: What It Is, Tips, And Best Practices
Original Research
Baymard Institute
· Original study ↗
Methodology
Baymard Institute cart abandonment reasons ranked by share of abandoners, excluding shoppers who were 'just browsing'; cited secondhand in AtroPIM blog article with no survey date given
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Online shoppers abandoning e-commerce carts (reason: extra costs such as shipping, tax, fees): 40% cart abandonment reason share. Source: Baymard Institute (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/baymard-cart-abandonment-extra-costs
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<blockquote cite="https://lighthousedata.io/data/baymard-cart-abandonment-extra-costs" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- cart abandonment reason share for Online shoppers abandoning e-commerce carts (reason: extra costs such as shipping, tax, fees)<br><small>Source: Baymard Institute (2026) · <a href="https://lighthousedata.io/data/baymard-cart-abandonment-extra-costs" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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