C
Evidence Grade C
Graded
accuracy verified by the review judge
Use with Hedging
Recent
25%
25% -- email open rate for B2B newsletter (2025)
A hypothetical B2B newsletter sent to 10,000 delivered contacts that receives 2,500 unique opens has an open rate of 25%.
- Hypothetical illustrative example calculation
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
C
Moderate quality evidence
Useful directional data with some methodological gaps. Treat as indicative rather than definitive -- corroborate before citing in formal research.
Score breakdown
Extraction
95
Source Trust
50
Citation Chain
90
Independence
30
Methodology
45
Freshness
76
Sources (3)
Cometly
Primary
Tier A
https://www.cometly.com/post/marketing-dashboard-kpis ↗
Source Article
7 Essential Marketing Dashboard KPIs for 2025
In today's competitive landscape, running marketing without a clear dashboard is like flying a plane blindfolded. While data is abundant, the real challenge lies in focusing on the metrics that truly matter. Generic KPIs lead to generic results, but the right marketing dashboard KPIs transform raw d…
Also cited by
SMMRank
https://smmrank.net/advertising/
2026-09-16
Original Research
Cometly
· Original study ↗
Methodology
Example calculation based on unique opens and emails delivered.
Methodology documented
Segmentation
Channelrss_feed
Cite this stat
Suggested hedging: According to limited, single-source data, with unverified sample sizes...
Plain Text
B2B newsletter: 25% email open rate. Source: Cometly (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-marketing-open-rate-example
HTML Embed
<blockquote cite="https://lighthousedata.io/data/email-marketing-open-rate-example" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- email open rate for B2B newsletter<br><small>Source: Cometly (2025) · <a href="https://lighthousedata.io/data/email-marketing-open-rate-example" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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