B
Evidence Grade B
Graded
under review
Safe to Cite
Current
94%
94% -- engagement increase for Pages with custom visuals vs stock photos (2026)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
94%
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
Venngage
Primary
Tier C
https://seology.ai/blog/dwell-time-optimization-guide ↗
Source Article
Dwell Time Optimization: 16 Tactics to Keep Visitors Engaged
Dwell Time Optimization: 16 Tactics to Keep Visitors Engaged (347% Increase)
Dwell time is a critical ranking signal. These 16 tactics increased average dwell time 347% (1:43 to 7:42) with content hooks, visual engagement, and UX improvements that signal content quality to Google.
TL;DR
- Dwell time…
Original Research
Venngage
· Original study ↗
Methodology
Venngage data cited by seology.ai blog
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Pages with custom visuals vs stock photos: 94% engagement increase. Source: Venngage (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/custom-visuals-engagement-increase
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<blockquote cite="https://lighthousedata.io/data/custom-visuals-engagement-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>94%</strong> -- engagement increase for Pages with custom visuals vs stock photos<br><small>Source: Venngage (2026) · <a href="https://lighthousedata.io/data/custom-visuals-engagement-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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