B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
50%
50% -- reply velocity 24h share for B2B cold email campaigns (2026)
At least 50% of all replies to a first cold email arrive within the first 24 hours.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
50%
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
OutboundLeads
Primary
Tier B
https://www.outboundleads.com/blog/how-to-choose-a-b2b-outbound-agency-7-questions-to-ask-before-sig… ↗
Source Article
How to Choose a B2B Outbound Agency: 7 Questions to Ask Before Signing - Scalable Outbound GTM Solutions | Revenue-driven AI systems
Jacob Bowman
How to choose a B2B outbound agency: most GTM leaders ask this question after getting burned. One company paid $20,000 a month for four months and received five booked calls. That is $100,000 spent for five meetings. Another paid $30,000 a month for nine months with almost nothing to sh…
Original Research
OutboundLeads
· Original study ↗
Methodology
Operational benchmark from OutboundLeads campaign data
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B cold email campaigns: 50% reply velocity 24h share. Source: OutboundLeads (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/reply-velocity-24-hours
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<blockquote cite="https://lighthousedata.io/data/reply-velocity-24-hours" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- reply velocity 24h share for B2B cold email campaigns<br><small>Source: OutboundLeads (2026) · <a href="https://lighthousedata.io/data/reply-velocity-24-hours" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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