B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
26%
26% -- open rate lift from personalized subject lines for emails with personalized subject lines (2023)
Emails with personalized subject lines generate 26% higher open rates compared to those with generic subject lines.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
26%
Unit
Percentage
Data Vintage
2023
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
Statista
Primary
Tier C
https://arshsingh.com/blog/ai-in-email-marketing/ ↗
Source Article
AI In Email Marketing in 2026
Original Research
Statista
· Original study ↗
Methodology
Attributed to Statista as cited in blog post
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
emails with personalized subject lines: 26% open rate lift from personalized subject lines. Source: Statista (2023). Via Lighthouse Intelligence -- https://lighthousedata.io/data/personalized-subject-line-open-lift-statista
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<blockquote cite="https://lighthousedata.io/data/personalized-subject-line-open-lift-statista" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>26%</strong> -- open rate lift from personalized subject lines for emails with personalized subject lines<br><small>Source: Statista (2023) · <a href="https://lighthousedata.io/data/personalized-subject-line-open-lift-statista" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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