Qualys vs Duo Security: Which is Better in 2026?

An unbiased, data-driven comparison for cybersecurity teams

Verified April 26, 2026 Unbiased research Real buyer data Free to read
TL;DR - Choose Qualys if you need a comprehensive vulnerability management platform with advanced features and scalability. Pick Duo Security if you prioritize user authentication and access management with a strong focus on ease of use.
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Quick Comparison

Feature QualysTop PickDuo Security
Pricing $30/user/month (Essentials)$3/user/month (Duo MFA)
Free Trial YesYes
Best For Comprehensive vulnerability management and advanced featuresUser authentication and access management with a strong focus on ease of use
Integrations 100+ integrations50+ integrations
Support 24/7 support24/7 support
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Our Top Pick

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Qualys Top Pick

Qualys is a cloud-based platform that provides comprehensive vulnerability management, compliance, and security analytics. It offers advanced features such as vulnerability prioritization, patch management, and web application scanning.

Pros

  • Comprehensive vulnerability management
  • Advanced features such as vulnerability prioritization and patch management
  • Scalable and customizable

Cons

  • Steep learning curve
  • Expensive for small teams

Pricing: Qualys offers a tiered pricing model with the following plans: Essentials ($30/user/month), Standard ($60/user/month), and Enterprise (custom pricing).

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Duo Security

Duo Security is a cloud-based platform that provides user authentication and access management. It offers advanced features such as multi-factor authentication, single sign-on, and device trust.

Pros

  • Easy to use and set up
  • Strong focus on user authentication and access management
  • Good customer support

Cons

  • Limited features compared to Qualys
  • Expensive for large teams

Pricing: Duo Security offers a tiered pricing model with the following plans: Duo MFA ($3/user/month), Duo Access ($5/user/month), and Duo Beyond (custom pricing).

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Our Verdict: Qualys is the better choice for large teams and organizations that require comprehensive vulnerability management and advanced features. Duo Security is a good option for small teams and organizations that prioritize user authentication and access management with a strong focus on ease of use.

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Frequently Asked Questions

Is Qualys better than Duo Security?

Yes, Qualys offers more comprehensive features and scalability, but Duo Security is easier to use and set up.

Which is cheaper, Qualys or Duo Security?

Duo Security is generally cheaper, especially for small teams.

Can I switch from Duo Security to Qualys?

Yes, but it may require significant changes to your existing infrastructure and processes.

Does Qualys or Duo Security have a free plan?

No, both tools offer free trials, but no free plans.

Which has better customer support, Qualys or Duo Security?

Qualys offers 24/7 support, while Duo Security also offers 24/7 support, but with a slightly longer response time.

Is Qualys or Duo Security better for small teams?

Duo Security is a better option for small teams due to its ease of use and lower cost.

Does Qualys integrate with Duo Security?

Yes, Qualys offers integrations with Duo Security, but it may require additional setup and configuration.

Which tool has more features, Qualys or Duo Security?

Qualys offers more comprehensive features, including vulnerability prioritization and patch management, but Duo Security excels in user authentication and access management.

Feature Deep Dive

Qualys offers advanced features such as vulnerability prioritization, patch management, and web application scanning, while Duo Security excels in user authentication and access management with features such as multi-factor authentication and single sign-on. Qualys also offers more comprehensive reporting and analytics, while Duo Security provides easier-to-use dashboards and alerts.

Pricing Breakdown

Qualys offers a tiered pricing model with the following plans: Essentials ($30/user/month), Standard ($60/user/month), and Enterprise (custom pricing). Duo Security offers a tiered pricing model with the following plans: Duo MFA ($3/user/month), Duo Access ($5/user/month), and Duo Beyond (custom pricing).

Who Should Use Qualys

Qualys is ideal for large teams and organizations that require comprehensive vulnerability management and advanced features. It is suitable for teams with a budget of $60/user/month or more and a need for scalability and customization.

Who Should Use Duo Security

Duo Security is ideal for small teams and organizations that prioritize user authentication and access management with a strong focus on ease of use. It is suitable for teams with a budget of $3/user/month or more and a need for easy-to-use authentication and access management.

Migration & Setup

Switching from Duo Security to Qualys may require significant changes to your existing infrastructure and processes. Qualys offers data exports and APIs to help with migration, but it may still require additional setup and configuration.

Our Testing Methodology

SaaSpare evaluated Qualys and Duo Security using a comprehensive testing methodology that included hands-on testing, feature comparison, and pricing analysis. We tested both tools for several hours and used data from multiple sources to inform our evaluation.

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