B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
25%
25% -- sales lift per star improvement for Product star ratings (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
25%
Unit
Percentage
Data Vintage
2025
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
biltapp.com
Primary
Tier C
https://biltapp.com/news/a-new-strategy-for-product-reviews/ ↗
Source Article
A New Strategy for Product Reviews | BILT Intelligent Instructions®
Your best marketers are your customers. User-generated reviews can make or break a product’s success, and there’s a tidal wave of statistics to prove it. Here are a few:
- 72% of consumers don’t take action until they’ve read reviews
- Reviews can boost conversion rates up to 380% for more expensive…
Original Research
biltapp.com
· Original study ↗
Methodology
Attributed only to 'a major national retailer' in the BILT article; original source not named
Methodology documented
Segmentation
IndustryRetail
Company SizeEnterprise
Cite this stat
Plain Text
Product star ratings: 25% sales lift per star improvement. Source: biltapp.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/one-star-improvement-sales-lift
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<blockquote cite="https://lighthousedata.io/data/one-star-improvement-sales-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- sales lift per star improvement for Product star ratings<br><small>Source: biltapp.com (2025) · <a href="https://lighthousedata.io/data/one-star-improvement-sales-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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