B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
40%
40% -- share of buyers unwilling to purchase in another language for online buyers in 29 countries (2026)
40% of buyers in a 29-country study will never purchase from a website in another language.
Attribution:
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Lighthouse Research Team
Last verified:
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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
CSA Research
Primary
Tier C
https://www.bazsy.com/blog/multilingual-seo-english-only-traffic ↗
Source Article
Multilingual SEO: What English
Original Research
CSA Research
· Original study ↗
Methodology
CSA Research consumer study across 29 countries, cited via Bazsy blog
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
online buyers in 29 countries: 40% share of buyers unwilling to purchase in another language. Source: CSA Research (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/csa-buyers-wont-buy-other-language
HTML Embed
<blockquote cite="https://lighthousedata.io/data/csa-buyers-wont-buy-other-language" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- share of buyers unwilling to purchase in another language for online buyers in 29 countries<br><small>Source: CSA Research (2026) · <a href="https://lighthousedata.io/data/csa-buyers-wont-buy-other-language" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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