Google NotebookLM

AI research assistant that reasons over your own documents and sources

Notion AI

AI-powered workspace for notes, wikis, projects, and content generation

Google NotebookLM

Strong

17/25

Notion AI

Strong

20/25

Score Breakdown

DimensionGoogle NotebookLMNotion AI

Data Residency

Where is your data stored and processed?

Google NotebookLM: Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

Notion AI: EU data residency available for Enterprise customers; US hosting for lower tiers

3/5

Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

4/5

EU data residency available for Enterprise customers; US hosting for lower tiers

Legal Jurisdiction

Which laws govern the company and your data?

Google NotebookLM: Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

Notion AI: US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

2/5

Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

3/5

US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

Data Retention & Training

Is your data used for model training?

Google NotebookLM: Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

Notion AI: Customer data not used to train AI models; data retained per workspace settings

4/5

Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

4/5

Customer data not used to train AI models; data retained per workspace settings

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Google NotebookLM: Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

Notion AI: SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

5/5

Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

5/5

SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

Regulatory Fit

Suitability for regulated industries and professional services

Google NotebookLM: Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

Notion AI: Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

3/5

Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

4/5

Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

Total Score

17/25

20/25

Best For

Google NotebookLM

Best for organisations requiring broad certification coverage (ISO 27001, ISO 27017, ISO 27018); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Notion AI

Best for organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 27017); regulated industries (ICO); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Detailed Comparison

Google NotebookLM vs Notion AI: Trust & Compliance Comparison

Google NotebookLM (Google, US) scores 17/25 overall with a Silver (Strong) trust badge. AI research assistant that reasons over your own documents and sources. Notion AI (Notion Labs, Inc., US) scores 20/25 with a Silver (Strong) trust badge. AI-powered workspace for notes, wikis, projects, and content generation.

Dimension-by-Dimension Breakdown

#### Data Residency

Notion AI leads with 4/5 vs 3/5.

●Google NotebookLM (3/5): Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

●Notion AI (4/5): EU data residency available for Enterprise customers; US hosting for lower tiers

#### Legal Jurisdiction

Notion AI leads with 3/5 vs 2/5.

●Google NotebookLM (2/5): Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

●Notion AI (3/5): US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

#### Data Retention & Training

Both score equally at 4/5.

●Google NotebookLM (4/5): Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

●Notion AI (4/5): Customer data not used to train AI models; data retained per workspace settings

#### Certifications

Both score equally at 5/5.

●Google NotebookLM (5/5): Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

●Notion AI (5/5): SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

#### Regulatory Fit

Notion AI leads with 4/5 vs 3/5.

●Google NotebookLM (3/5): Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

●Notion AI (4/5): Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

Certifications at a Glance

Certification	Google NotebookLM	Notion AI
C5	Yes	No
ISO 27001	Yes	Yes
ISO 27017	Yes	Yes
ISO 27018	Yes	Yes
ISO 27701	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Notion AI has a clear trust advantage, scoring 20/25 compared to Google NotebookLM's 17/25. Notion AI particularly excels in data residency, legal jurisdiction, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Google NotebookLM or Notion AI?

Google NotebookLM has a TrustKit score of 17/25 while Notion AI scores 20/25. Notion AI currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Google NotebookLM and Notion AI compare on data residency?

Google NotebookLM scores 3/5 for data residency (Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.), while Notion AI scores 4/5 (EU data residency available for Enterprise customers; US hosting for lower tiers).

Are Google NotebookLM and Notion AI GDPR compliant?

Both tools are assessed across five compliance dimensions. Google NotebookLM has a regulatory fit score of 3/5 and Notion AI scores 4/5. Check the full comparison above for a detailed breakdown.

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