B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
40%
40% -- marketers struggling to prove roi for marketers (2026)
40% of surveyed marketers struggle to prove marketing ROI across channels.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
40%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
435
Geography
Global
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
90
Independence
30
Methodology
45
Freshness
93
Source
Supermetrics
Primary
Tier B
https://supermetrics.com/blog/marketing-data-report-2026 ↗
Source Article
Why AI adoption in marketing is stalling at 6% what to fix first (According to the 2026 Marketing Data Report)
In the 2026 Marketing Data Report, Supermetrics surveyed 435 marketers across brands and agencies globally, including respondents from the US, UK, Germany, Australia, and Singapore. The report shows that while 80% of marketers feel pressure to adopt AI, but only 6% have fully embedded it into their …
Original Research
Supermetrics
· Original study ↗
Methodology
Global survey of marketing professionals by Supermetrics (Oct-Dec 2025)
Methodology documented
Segmentation
Industrymarketing
RegionGlobal
RoleAll marketers
Channelcontent
Cite this stat
Plain Text
marketers: 40% marketers struggling to prove roi. Source: Supermetrics (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/roil-proving-marketing-2026
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<blockquote cite="https://lighthousedata.io/data/roil-proving-marketing-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- marketers struggling to prove roi for marketers<br><small>Source: Supermetrics (2026) · <a href="https://lighthousedata.io/data/roil-proving-marketing-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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