B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
33.5%
33.5% -- share of ab tests with statistically significant positive result for A/B tests (2026)
33.5% of 1,001 analyzed real A/B tests resulted in a statistically significant positive outcome.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
33.5%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
1,001
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
kirro.io
Primary
Tier B
https://kirro.io/ab-testing-alternatives ↗
Source Article
A/B Testing Alternatives: 7 Better Methods for 2026
A/B testing is great when it works. But it doesn’t always work. Maybe your site gets 300 visitors a month and you’d need three years to reach a confident result. Maybe you’re trying to figure out why people leave, not just which button they click. Or maybe you’re spending money on ads and need to kn…
Original Research
kirro.io
· Original study ↗
Methodology
Analysis of 1,001 real A/B tests
Methodology documented
Segmentation
IndustryAll
RoleAll marketers
Cite this stat
Plain Text
A/B tests: 33.5% share of ab tests with statistically significant positive result. Source: kirro.io (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ab-tests-significant-positive-results
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<blockquote cite="https://lighthousedata.io/data/ab-tests-significant-positive-results" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>33.5%</strong> -- share of ab tests with statistically significant positive result for A/B tests<br><small>Source: kirro.io (2026) · <a href="https://lighthousedata.io/data/ab-tests-significant-positive-results" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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