B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
14%
14% -- conversion rate lift for single text testimonial on landing pages (2026)
A single text testimonial on a landing page provides a +14% conversion rate lift in a controlled study.
- Controlled study with 95% statistical significance
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
14%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
2,000
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
Digital Applied
Primary
Tier B
https://foundrycro.com/blog/landing-page-social-proof-benchmarks-2026/ ↗
Source Article
Landing Page Social Proof Benchmarks 2026 + Free Calculator | Foundry CRO
The short version:
- Products with a perfect 5.0 star average convert at the same rate as products rated 3.0 to 3.49; optimal range is 4.2 to 4.5 stars (PowerReviews, 20M+ pages)
- Five reviews lift purchase likelihood 270% versus zero reviews; higher-priced items see 380% (Spiegel Research Center, …
Original Research
Digital Applied
· Original study ↗
Methodology
Digital Applied 2026 controlled study, 95% significance
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
single text testimonial on landing pages: 14% conversion rate lift. Source: Digital Applied (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/single-testimonial-14-lift
HTML Embed
<blockquote cite="https://lighthousedata.io/data/single-testimonial-14-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>14%</strong> -- conversion rate lift for single text testimonial on landing pages<br><small>Source: Digital Applied (2026) · <a href="https://lighthousedata.io/data/single-testimonial-14-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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