B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
54 days
54 days -- purchase cycle lengthening days for B2B buyers (2021-2024)
The average B2B purchase research-to-close window lengthened by 54 days between 2021 and 2024.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
54 days
Unit
Duration Days
Data Vintage
2021-2024
Entity
Sample Size
14,000
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Dentsu
Primary
Tier A
https://www.urbanelement.com/insights/why-b2b-lead-gen-is-failing ↗
Source Article
Why Your B2B Lead Gen is Failing to Drive Revenue | Urban Element
From Lead Gen to Revenue: Closing the Gap Most B2B Strategies Ignore
07/05/2026 | Digital Marketing | 8 minutesMost B2B marketing in construction, engineering and manufacturing doesn’t fail at the top of the funnel. It fails everywhere else. Here’s where the leaks are – and what to do about them.
Ho…
Original Research
Dentsu
· Original study ↗
Methodology
Dentsu 2024 Superpowers Index
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B buyers: 54 days purchase cycle lengthening days. Source: Dentsu (2021-2024). Via Lighthouse Intelligence -- https://lighthousedata.io/data/b2b-cycle-lengthened-54-days
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<blockquote cite="https://lighthousedata.io/data/b2b-cycle-lengthened-54-days" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>54 days</strong> -- purchase cycle lengthening days for B2B buyers<br><small>Source: Dentsu (2021-2024) · <a href="https://lighthousedata.io/data/b2b-cycle-lengthened-54-days" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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