B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
40%
40% -- lead conversion rate for Outsourced sales development teams (B2B) (2025)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
40%
Unit
Percentage
Data Vintage
2025
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
Gartner
Primary
Tier C
https://www.shortlistmarketing.co.uk/blogs/how-outsourcing-can-boost-sdr-performance/ ↗
Source Article
How outsourcing can boost SDR performance | Shortlist Marketing
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Sales Development Representatives are responsible for identifying, qualifying, nurturing and converting potential customers for B2B businesses and are a critical component of any successful sales strategy.
However, managing an in-house SDR team can be resource-intensive and challenging, leading…
Original Research
Gartner
· Original study ↗
Methodology
Gartner research cited via secondary blog post (Shortlist Marketing)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Outsourced sales development teams (B2B): 40% lead conversion rate. Source: Gartner (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/outsourced-sdr-lead-conversion-gartner
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<blockquote cite="https://lighthousedata.io/data/outsourced-sdr-lead-conversion-gartner" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- lead conversion rate for Outsourced sales development teams (B2B)<br><small>Source: Gartner (2025) · <a href="https://lighthousedata.io/data/outsourced-sdr-lead-conversion-gartner" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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