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KACE Systems Management Appliance (SMA) vs Tenable Vulnerability Management comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Aug 19, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

ROI

Sentiment score
7.3
KACE SMA increases efficiency and productivity, offering rapid ROI by streamlining operations and reducing time, costs, and staffing needs.
Sentiment score
7.6
Tenable Vulnerability Management provides long-term cost-effective vulnerability identification and resolution, reducing operational costs and enhancing environment visibility.
The return on investment is seen in the quick access to information, good inventory management, and efficient systems management.
 

Customer Service

Sentiment score
6.6
KACE SMA support is praised for its expertise and 24/7 availability, with occasional room for flexibility improvement.
Sentiment score
5.9
User feedback on Tenable's support varies, highlighting issues with response times, accessibility, and additional charges for service.
I would rate the customer support for Quest KACE Systems Management Appliance (SMA) as a 10.
The customer service is very good, providing quick customer support in Spanish.
It needs improvement in response time and addressing feature requests promptly.
I would evaluate Tenable Vulnerability Management's customer service and technical support as average.
 

Scalability Issues

Sentiment score
7.2
KACE Systems Management Appliance efficiently supports various organization sizes, excelling in integration, scalability, and comprehensive network management.
Sentiment score
7.5
Tenable Vulnerability Management is scalable and cost-effective, supporting industries like finance and government with ease of expansion.
We have outgrown the size of one KACE appliance and are now running two.
The product is very scalable as it supports 10,000 thousand endpoints with just one appliance.
They can seamlessly scale the number of endpoints from 100 to 1,000,000 in a day.
 

Stability Issues

Sentiment score
8.1
KACE Systems Management Appliance is praised for its stability, reliability, and efficient performance, with swift recovery during incidents.
Sentiment score
8.1
Tenable Vulnerability Management is lauded for stability and reliability, with minor issues, rating between seven and ten.
The stability is commendable, and I would rate Tenable ten out of ten.
I have faced no stability issues with Tenable.
 

Room For Improvement

KACE Systems Management Appliance struggles with scalability, usability, customization, integration, image deployment, and technical support responsiveness.
Users want improved interface, customization, integration, and support for Tenable Vulnerability Management, with clearer licensing and automation features.
Currently, we have to go into each org to deploy applications when we need them all across the university.
The user interface needs improvement as customers have mentioned they do not like the interface since it is not an SMA-based interface.
I would suggest HP WebInspect as a better option than Tenable.io.
They should also accelerate the process of implementing new features upon request.
 

Setup Cost

KACE Systems Management Appliance offers cost-effective enterprise solutions, although potentially expensive for small businesses, with no additional feature costs.
Tenable Vulnerability Management is pricey but valued for features, with users desiring flexible, cost-effective pricing models.
The pricing is in the middle range of the market, not too expensive but not the cheapest either.
My experience with pricing, setup cost, and licensing for Quest KACE Systems Management Appliance (SMA) is that, hands down, it beat all of the others in simplicity and pricing.
Tenable charges around $40 per device, while Rapid7 costs $10 to $15 per device.
 

Valuable Features

KACE SMA offers integrated, centralized IT management for efficient software deployment, asset management, and security with customizable inventories.
Tenable Vulnerability Management offers comprehensive scanning and integration with features enhancing usability, scalability, and security compliance support.
Scripting has saved us hundreds of hours over the years when patching these vulnerabilities compared to how we did it before.
The most valuable features include simplicity, which makes systems management easier and faster, especially for device management.
Tenable enables vulnerability management through potential AI integration that consolidates efforts and resolves multiple vulnerabilities simultaneously.
The best features of Tenable Vulnerability Management are flexibility, breadth and scope, and the fact that their current vulnerabilities come out, and they have tests for them within a day or two.
It provides survivability benefits. It helps me understand if the system is capable of withstanding certain levels of stress.
 

Categories and Ranking

KACE Systems Management App...
Ranking in Patch Management
10th
Average Rating
8.8
Reviews Sentiment
6.8
Number of Reviews
39
Ranking in other categories
Client Desktop Management (3rd), Endpoint Compliance (8th), Remote Monitoring and Management (RMM) (12th), Unified Endpoint Management (UEM) (8th)
Tenable Vulnerability Manag...
Ranking in Patch Management
11th
Average Rating
8.0
Reviews Sentiment
7.0
Number of Reviews
43
Ranking in other categories
Vulnerability Management (6th), Risk-Based Vulnerability Management (2nd)
 

Mindshare comparison

As of August 2025, in the Patch Management category, the mindshare of KACE Systems Management Appliance (SMA) is 4.3%, down from 6.3% compared to the previous year. The mindshare of Tenable Vulnerability Management is 0.5%, up from 0.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Patch Management
 

Featured Reviews

Scott Tweed - PeerSpot reviewer
Low maintenance, reliable, and easy to create packages
I like how when you click on the device, it shows you everything that has changed as well as the software versioning. I am really enjoying the inventory aspect of it. The deployment process for both deploying and creating a package is straightforward. I believe the inventory in KACE is superior to SCCM's. I know with SCCM I could do things like remote console into machines via the agent's remote console, but that is not a feature that is provided in KACE. I know that at least in the Systems Management Appliance, I can't get to it. I'm not sure how distribution works, with distribution points. I'm not sure if KACE has that feature. You could use an SCCM to set up distribution points at remote sites so that they don't have to download patches or software from across the country. If you have a DP or something similar, they could pull it down.
Mani Bommisetty - PeerSpot reviewer
Streamlines vulnerability management with excellent reporting and potential AI integration
Tenable is user-friendly and excels in reporting. It allows me to easily fetch and schedule reports. The software's discovery feature aids in strengthening our security posture. The single-sensor installation process on various operating systems is smooth, unlike Rapid7, which requires different versions for separate systems. Furthermore, Tenable enables vulnerability management through potential AI integration that consolidates efforts and resolves multiple vulnerabilities simultaneously.
report
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Top Industries

By visitors reading reviews
University
12%
Government
10%
Financial Services Firm
9%
Computer Software Company
9%
Computer Software Company
13%
Financial Services Firm
12%
Manufacturing Company
9%
Government
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What is your experience regarding pricing and costs for Quest KACE Systems Management?
My experience with pricing, setup cost, and licensing for Quest KACE Systems Management Appliance (SMA) is that, hands down, it beat all of the others in simplicity and pricing.
What needs improvement with Quest KACE Systems Management?
I wish Quest KACE Systems Management Appliance (SMA) would have a top-down approach since we use orgs; currently, we have to go into each org to deploy applications when we need them all across the...
What is your primary use case for Quest KACE Systems Management?
My main use case for Quest KACE Systems Management Appliance (SMA) is to deploy applications and maintain security, and we use it day-to-day to handle those tasks. With Quest KACE Systems Managemen...
What's the difference between Tenable Nessus and Tenable.io Vulnerability Management?
Tenable Nessus is a vulnerability assessment solution that is both easy to deploy and easy to manage. The design of the program is such that if a company should desire to handle the installation t...
What needs improvement with Tenable.io Vulnerability Management?
I don't think I have any additional features to add for improvement, as Tenable Vulnerability Management does a pretty good job of what it does. My pain points would have been on the internal side ...
 

Also Known As

Dell KACE Systems Management
Tenable.io
 

Overview

 

Sample Customers

Waypoint, Mattos Filho, Meetic, Gems Education, Green Clinic HealthSystem, Service King
Global Payments AU/NZ
Find out what your peers are saying about KACE Systems Management Appliance (SMA) vs. Tenable Vulnerability Management and other solutions. Updated: August 2025.
865,384 professionals have used our research since 2012.