G2 Vendor Directory

Qualys WAS vs. Tenable Nessus

A side-by-side comparison based on G2 review data.

MetricQualys WAS

by Qualys

Tenable Nessus

by Tenable

Overall rating4.54.5
Review count21320
Ease of use9.49.1
Ease of setup10.09.0
Quality of support9.48.7
Meets requirements9.79.2
NPS6068.852459
Small Business19.0%27.1%
Mid-Market47.6%39.7%
Enterprise33.3%33.1%
Total page views2241,872
Total LLM citations1,02724,390

Qualys WAS

Qualys WAS is Qualys's platform for end-to-end web application scanning.

Pros

    Tenable Nessus

    Built for security practitioners, by security professionals, Nessus products by Tenable are the de-facto industry standard for vulnerability assessment. Nessus performs point-in-time assessments to help security professionals quickly and easily identify and fix vulnerabilities, including software flaws, missing patches, malware, and misconfigurations - across a variety of operating systems, devices, and applications.

    Pros

    • Vulnerability Identification
    • Vulnerability Detection
    • Automated Scanning
    • Ease of Use
    • Features
    • User Interface