B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
1,000
1,000 -- minimum visitors and conversions per version for multivariate test versions (Smashing Magazine guidance) (2026)
Smashing Magazine recommends planning for at least 1,000 visitors per version in a multivariate test.
- Smashing Magazine recommendation
Lighthouse Research Team
Last verified:
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Evidence graded
Value
1,000
Unit
Count
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Source Article
Multivariate testing vs A/B testing: when to use each
Multivariate testing lets you test multiple page elements at the same time. Different headlines, images, and buttons, all mixed and matched to find the winning combination. It sounds like the smart play. Test everything at once, find the best combo, move on.
But most websites don’t have enough visit…
Methodology
Also 150 conversions per version minimum
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
multivariate test versions (Smashing Magazine guidance): 1,000 minimum visitors and conversions per version. Source: (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/smashing-magazine-1000-visitors-150-conversions
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<blockquote cite="https://lighthousedata.io/data/smashing-magazine-1000-visitors-150-conversions" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1,000</strong> -- minimum visitors and conversions per version for multivariate test versions (Smashing Magazine guidance)<br><small>Source: (2026) · <a href="https://lighthousedata.io/data/smashing-magazine-1000-visitors-150-conversions" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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