Notion AI

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

Microsoft Copilot

AI assistant embedded across Microsoft 365 apps

Notion AI

Strong

20/25

Microsoft Copilot

Strong

20/25

Score Breakdown

DimensionNotion AIMicrosoft Copilot

Data Residency

Where is your data stored and processed?

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

Microsoft Copilot: Microsoft offers data residency across multiple global regions including US, EU, UK, and Asia Pacific. Customers can select their data location and data stays within the Microsoft 365 compliance boundary.

4/5

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

4/5

Microsoft offers data residency across multiple global regions including US, EU, UK, and Asia Pacific. Customers can select their data location and data stays within the Microsoft 365 compliance boundary.

Legal Jurisdiction

Which laws govern the company and your data?

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

Microsoft Copilot: Incorporated in Washington State, US. Subject to US laws including the CLOUD Act. Microsoft has challenged government data requests and offers EU Data Boundary commitments.

3/5

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

3/5

Incorporated in Washington State, US. Subject to US laws including the CLOUD Act. Microsoft has challenged government data requests and offers EU Data Boundary commitments.

Data Retention & Training

Is your data used for model training?

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

Microsoft Copilot: Copilot interactions inherit Microsoft 365 retention policies. Administrators have granular control over data retention, deletion, and eDiscovery. Copilot prompts and responses are stored in Exchange Online.

4/5

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

4/5

Copilot interactions inherit Microsoft 365 retention policies. Administrators have granular control over data retention, deletion, and eDiscovery. Copilot prompts and responses are stored in Exchange Online.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

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

Microsoft Copilot: One of the most extensively certified cloud platforms globally, holding SOC 1/2 Type II, ISO 27001, ISO 27018, ISO 27701, FedRAMP High, and dozens of additional certifications across regions and industries.

5/5

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

5/5

One of the most extensively certified cloud platforms globally, holding SOC 1/2 Type II, ISO 27001, ISO 27018, ISO 27701, FedRAMP High, and dozens of additional certifications across regions and industries.

Regulatory Fit

Suitability for regulated industries and professional services

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

Microsoft Copilot: Supports a vast range of regulatory frameworks including GDPR, HIPAA, FedRAMP, FERPA, and many industry-specific requirements. Government cloud offerings available for public sector customers.

4/5

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

4/5

Supports a vast range of regulatory frameworks including GDPR, HIPAA, FedRAMP, FERPA, and many industry-specific requirements. Government cloud offerings available for public sector customers.

Total Score

20/25

Best For

Notion AI

Best for organisations requiring broad certification coverage (SOC 1 Type II, SOC 2 Type II, ISO 27001); privacy-conscious teams who need strong data retention controls.

Microsoft Copilot

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

Microsoft Copilot vs Notion AI: Trust & Compliance Comparison

Microsoft Copilot (Microsoft, US) scores 20/25 overall with a Silver (Strong) trust badge. AI assistant embedded across Microsoft 365 apps. 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

Both score equally at 4/5.

●Microsoft Copilot (4/5): Microsoft offers data residency across multiple global regions including US, EU, UK, and Asia Pacific. Customers can select their data location and data stays within the Microsoft 365 compliance boundary.

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

#### Legal Jurisdiction

Both score equally at 3/5.

●Microsoft Copilot (3/5): Incorporated in Washington State, US. Subject to US laws including the CLOUD Act. Microsoft has challenged government data requests and offers EU Data Boundary commitments.

●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.

●Microsoft Copilot (4/5): Copilot interactions inherit Microsoft 365 retention policies. Administrators have granular control over data retention, deletion, and eDiscovery. Copilot prompts and responses are stored in Exchange Online.

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

#### Certifications

Both score equally at 5/5.

●Microsoft Copilot (5/5): One of the most extensively certified cloud platforms globally, holding SOC 1/2 Type II, ISO 27001, ISO 27018, ISO 27701, FedRAMP High, and dozens of additional certifications across regions and industries.

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

#### Regulatory Fit

Both score equally at 4/5.

●Microsoft Copilot (4/5): Supports a vast range of regulatory frameworks including GDPR, HIPAA, FedRAMP, FERPA, and many industry-specific requirements. Government cloud offerings available for public sector customers.

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

Certifications at a Glance

Certification	Microsoft Copilot	Notion AI
FedRAMP High	Yes	No
ISO 27001	Yes	Yes
ISO 27017	No	Yes
ISO 27018	Yes	Yes
ISO 27701	Yes	Yes
SOC 1 Type II	Yes	No
SOC 2 Type II	Yes	Yes

Overall Verdict

Microsoft Copilot and Notion AI are closely matched on trust and compliance, with scores of 20/25 and 20/25 respectively. The right choice depends on your specific regulatory requirements and existing technology stack.

Frequently Asked Questions

Which is better for EU compliance, Notion AI or Microsoft Copilot?

Notion AI has a TrustKit score of 20/25 while Microsoft Copilot scores 20/25. Both tools are currently rated equally across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Notion AI and Microsoft Copilot compare on data residency?

Notion AI scores 4/5 for data residency (EU data residency available for Enterprise customers; US hosting for lower tiers), while Microsoft Copilot scores 4/5 (Microsoft offers data residency across multiple global regions including US, EU, UK, and Asia Pacific. Customers can select their data location and data stays within the Microsoft 365 compliance boundary.).

Are Notion AI and Microsoft Copilot GDPR compliant?

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

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