Abridge

AI clinical documentation from patient conversations, built for Epic

Microsoft Copilot

AI assistant embedded across Microsoft 365 apps

Abridge

Strong

20/25

Microsoft Copilot

Strong

20/25

Score Breakdown

DimensionAbridgeMicrosoft Copilot

Data Residency

Where is your data stored and processed?

Abridge: Data hosted exclusively in the US in HIPAA-eligible AWS environments. No international data residency options available; suitable for US health systems but not for EU healthcare providers.

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.

3/5

Data hosted exclusively in the US in HIPAA-eligible AWS environments. No international data residency options available; suitable for US health systems but not for EU healthcare providers.

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?

Abridge: Delaware-incorporated US company subject to US law. HIPAA BAA provides contractual protections appropriate for US covered entities and their business associates.

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

Delaware-incorporated US company subject to US law. HIPAA BAA provides contractual protections appropriate for US covered entities and their business associates.

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?

Abridge: Patient audio and transcripts processed only to generate the immediate note and not retained thereafter for training. Exceptional data minimisation approach consistent with HIPAA minimum necessary standard.

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.

5/5

Patient audio and transcripts processed only to generate the immediate note and not retained thereafter for training. Exceptional data minimisation approach consistent with HIPAA minimum necessary standard.

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.

Abridge: SOC 2 Type II certified with HIPAA BAA. Academic validation across major health systems provides additional clinical credibility. ISO 27001 not yet reported.

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.

4/5

SOC 2 Type II certified with HIPAA BAA. Academic validation across major health systems provides additional clinical credibility. ISO 27001 not yet reported.

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

Abridge: Exceptional fit for US health systems. HIPAA BAA, data minimisation, Epic integration, and academic validation make Abridge one of the most compliance-ready ambient AI scribes for US healthcare.

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.

5/5

Exceptional fit for US health systems. HIPAA BAA, data minimisation, Epic integration, and academic validation make Abridge one of the most compliance-ready ambient AI scribes for US healthcare.

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

Abridge

Best for regulated industries (HHS OCR); privacy-conscious teams who need strong data retention controls.

Microsoft Copilot

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.

Detailed Comparison

Abridge vs Microsoft Copilot: Trust & Compliance Comparison

Abridge (Abridge, US) scores 20/25 overall with a Silver (Strong) trust badge. AI clinical documentation from patient conversations, built for Epic. Microsoft Copilot (Microsoft, US) scores 20/25 with a Silver (Strong) trust badge. AI assistant embedded across Microsoft 365 apps.

Dimension-by-Dimension Breakdown

#### Data Residency

Microsoft Copilot leads with 4/5 vs 3/5.

●Abridge (3/5): Data hosted exclusively in the US in HIPAA-eligible AWS environments. No international data residency options available; suitable for US health systems but not for EU healthcare providers.

●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.

#### Legal Jurisdiction

Both score equally at 3/5.

●Abridge (3/5): Delaware-incorporated US company subject to US law. HIPAA BAA provides contractual protections appropriate for US covered entities and their business associates.

●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.

#### Data Retention & Training

Abridge leads with 5/5 vs 4/5.

●Abridge (5/5): Patient audio and transcripts processed only to generate the immediate note and not retained thereafter for training. Exceptional data minimisation approach consistent with HIPAA minimum necessary standard.

●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.

#### Certifications

Microsoft Copilot leads with 5/5 vs 4/5.

●Abridge (4/5): SOC 2 Type II certified with HIPAA BAA. Academic validation across major health systems provides additional clinical credibility. ISO 27001 not yet reported.

●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.

#### Regulatory Fit

Abridge leads with 5/5 vs 4/5.

●Abridge (5/5): Exceptional fit for US health systems. HIPAA BAA, data minimisation, Epic integration, and academic validation make Abridge one of the most compliance-ready ambient AI scribes for US healthcare.

●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.

Certifications at a Glance

Certification	Abridge	Microsoft Copilot
FedRAMP High	No	Yes
HIPAA BAA	Yes	No
ISO 27001	No	Yes
ISO 27018	No	Yes
ISO 27701	No	Yes
SOC 1 Type II	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Abridge and Microsoft Copilot 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, Abridge or Microsoft Copilot?

Abridge 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 Abridge and Microsoft Copilot compare on data residency?

Abridge scores 3/5 for data residency (Data hosted exclusively in the US in HIPAA-eligible AWS environments. No international data residency options available; suitable for US health systems but not for EU healthcare providers.), 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 Abridge and Microsoft Copilot GDPR compliant?

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

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