B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
30
30 -- minimum monthly conversions for pmax performance for Google Performance Max (2025)
Performance Max campaigns require a minimum of 30 monthly conversions for optimal performance.
- Report notes ideally 60 or more conversions for optimal performance
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
30
Unit
Count
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
SMEC (Mike Ryan)
Primary
Tier B
https://www.ppc.live/post/not-all-best-practices-are-best-practices ↗
Source Article
Not All “Best Practices” Are… Best Practices | PPC Live
Not All “Best Practices” Are… Best Practices
Table of Contents
Explore why six popular Google Ads "best practices" can actually hurt campaign performance when applied without proper context and strategic consideration.
Not every recommendation labelled as a “best practice” in Google Ads is built wit…
Original Research
SMEC (Mike Ryan)
· Original study ↗
Methodology
SMEC report recommendation; ideal threshold is 60+ conversions
Methodology documented
Segmentation
IndustryB2C
Company SizeAll sizes
RoleAll marketers
Channelpaid_ads
Cite this stat
Plain Text
Google Performance Max: 30 minimum monthly conversions for pmax performance. Source: SMEC (Mike Ryan) (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/pmax-min-monthly-conversions
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<blockquote cite="https://lighthousedata.io/data/pmax-min-monthly-conversions" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30</strong> -- minimum monthly conversions for pmax performance for Google Performance Max<br><small>Source: SMEC (Mike Ryan) (2025) · <a href="https://lighthousedata.io/data/pmax-min-monthly-conversions" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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