B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
50%
50% -- average deal size increase for outbound campaigns compared to inbound lead sources (2026)
Outbound campaigns generate deal sizes that are on average 50% larger than inbound lead sources according to SalesHive.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
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
50
Citation Chain
20
Independence
30
Methodology
45
Freshness
92
Source
SalesHive
Primary
Tier B
https://www.apollo.io/insights/how-do-i-build-an-outbound-playbook-for-an-sdr-team-targeting-mid-mar… ↗
Source Article
How Do You Build an Outbound Playbook for SDR Teams? | Apollo
Most mid-market outbound playbooks fail before the first email sends.
They're built around volume, generic templates, and single-channel sequences that ignore how modern B2B buyers actually buy.
If you're an SDR leader or RevOps professional building a playbook from scratch, this guide gives you the…
Original Research
SalesHive
· Original study ↗
Methodology
Research from SalesHive
Methodology documented
Segmentation
Industrymarketing
Channelcommon_crawl
Cite this stat
Plain Text
outbound campaigns compared to inbound lead sources: 50% average deal size increase. Source: SalesHive (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/outbound-campaigns-deal-size-increase
HTML Embed
<blockquote cite="https://lighthousedata.io/data/outbound-campaigns-deal-size-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- average deal size increase for outbound campaigns compared to inbound lead sources<br><small>Source: SalesHive (2026) · <a href="https://lighthousedata.io/data/outbound-campaigns-deal-size-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Related Statistics
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.