# Amazon GuardDuty vs Vectra AI CDR for M365: side-by-side comparison (2026)

[Amazon GuardDuty](https://cybersectools.com/tools/amazon-guardduty) is a commercial [cloud application detection and response](https://cybersectools.com/categories/cadr) solution by [Amazon Web Services, Inc](https://cybersectools.com/companies/amazon-web-services-inc). [Vectra AI CDR for M365](https://cybersectools.com/tools/vectra-ai-cdr-for-m365) is a commercial [cloud application detection and response](https://cybersectools.com/categories/cadr) solution by [Vectra AI](https://cybersectools.com/companies/vectra-ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Amazon GuardDuty | Vectra AI CDR for M365 |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Cloud Application Detection and Response | Cloud Application Detection and Response |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Amazon Web Services, Inc. | Vectra AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Amazon GuardDuty | Vectra AI CDR for M365 |
|---|---|---|
| AWS | Yes | Yes |
| Azure | – | Yes |
| Microsoft 365 | – | Yes |

### Core features

**Amazon GuardDuty**

No features listed.

**Vectra AI CDR for M365**

8 features listed. Sign in on the page to see them.

### Integrations

**Amazon GuardDuty**

No integrations listed.

**Vectra AI CDR for M365**

4 integrations listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Amazon GuardDuty](https://cybersectools.com/tools/amazon-guardduty) fits if you are a startup.

## Amazon GuardDuty vs Vectra AI CDR for M365 FAQ

Common questions when comparing Amazon GuardDuty vs Vectra AI CDR for M365 for cloud application detection and response.

### What is the difference between Amazon GuardDuty and Vectra AI CDR for M365?

**Amazon GuardDuty**: Amazon GuardDuty is a threat detection service for AWS accounts, built by Amazon Web Services, Inc.

**Vectra AI CDR for M365**: Cloud detection and response platform for Microsoft 365 and Azure AD threats, built by Vectra AI.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Amazon GuardDuty and Vectra AI CDR for M365?

**Amazon GuardDuty** is made by Amazon Web Services, Inc. **Vectra AI CDR for M365** is made by Vectra AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Amazon GuardDuty a good alternative to Vectra AI CDR for M365?

Often, yes. Amazon GuardDuty and Vectra AI CDR for M365 are both Cloud Application Detection and Response products, and both cover AWS. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Amazon GuardDuty vs Orca Cloud Detection and Response](https://cybersectools.com/compare/amazon-guardduty-vs-orca-cloud-detection-and-response)
- [Amazon GuardDuty vs Mitiga CDR](https://cybersectools.com/compare/amazon-guardduty-vs-mitiga-cdr)
- [Amazon GuardDuty vs Vectra AI CDR for AWS](https://cybersectools.com/compare/amazon-guardduty-vs-vectra-ai-cdr-for-aws)
- [Vectra AI CDR for M365 vs Orca Cloud Detection and Response](https://cybersectools.com/compare/orca-cloud-detection-and-response-vs-vectra-ai-cdr-for-m365)
- [Vectra AI CDR for M365 vs Mitiga CDR](https://cybersectools.com/compare/mitiga-cdr-vs-vectra-ai-cdr-for-m365)
- [Vectra AI CDR for M365 vs Vectra AI CDR for AWS](https://cybersectools.com/compare/vectra-ai-cdr-for-aws-vs-vectra-ai-cdr-for-m365)

## Alternatives to each

- [See all Amazon GuardDuty alternatives](https://cybersectools.com/alternatives/amazon-guardduty)
- [See all Vectra AI CDR for M365 alternatives](https://cybersectools.com/alternatives/vectra-ai-cdr-for-m365)

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Source: https://cybersectools.com/compare/amazon-guardduty-vs-vectra-ai-cdr-for-m365

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/amazon-guardduty.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Amazon GuardDuty and Vectra AI CDR for M365: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md