B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
27%
27% -- return on ad spend increase for Google Ads Performance Max (2025)
A 2025 McKinsey study found that automated campaigns like Performance Max deliver 27% more ROAS compared to manual campaigns.
- Especially on monthly budgets above R$ 10,000
- Compared directly to manual campaigns
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
27%
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
75
Source Trust
50
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
McKinsey
Primary
Tier B
https://blog.mestres.app/anuncios-performance-maxima ↗
Source Article
Anúncios de Performance Máxima no Google Ads: Guia 2026 | Mestres do Tráfego
O Que é Performance Máxima Google Ads?
Performance máxima Google Ads é um tipo de campanha que usa machine learning para distribuir o orçamento automaticamente entre Pesquisa, Display, YouTube, Discover, Gmail e Maps, otimizando para conversões reais.
Ponto-Chave: Diferente de campanhas de Pesquisa …
Original Research
McKinsey
· Original study ↗
Methodology
Source: McKinsey study (2025)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google Ads Performance Max: 27% return on ad spend increase. Source: McKinsey (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/google-ads-performance-max-roas-increase
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<blockquote cite="https://lighthousedata.io/data/google-ads-performance-max-roas-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>27%</strong> -- return on ad spend increase for Google Ads Performance Max<br><small>Source: McKinsey (2025) · <a href="https://lighthousedata.io/data/google-ads-performance-max-roas-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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