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Amazon Inspector vs Microsoft Defender for Cloud comparison

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Executive SummaryUpdated on Jan 25, 2026

Review summaries and opinions

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

Categories and Ranking

Qualys TotalCloud
Sponsored
Ranking in Vulnerability Management
10th
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
46
Ranking in other categories
Container Security (11th), Cloud Workload Protection Platforms (CWPP) (9th), Cloud Security Posture Management (CSPM) (8th), SaaS Security Posture Management (SSPM) (2nd), Cloud-Native Application Protection Platforms (CNAPP) (7th)
Amazon Inspector
Ranking in Vulnerability Management
27th
Average Rating
8.2
Reviews Sentiment
6.3
Number of Reviews
9
Ranking in other categories
IT Vendor Risk Management (6th)
Microsoft Defender for Cloud
Ranking in Vulnerability Management
9th
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
89
Ranking in other categories
Container Management (8th), Container Security (4th), Cloud Workload Protection Platforms (CWPP) (1st), Cloud Security Posture Management (CSPM) (4th), Cloud-Native Application Protection Platforms (CNAPP) (5th), Data Security Posture Management (DSPM) (7th), Microsoft Security Suite (6th), Compliance Management (4th), Cloud Detection and Response (CDR) (3rd)
 

Mindshare comparison

As of October 2026, in the Vulnerability Management category, the mindshare of Qualys TotalCloud is 1.2%, up from 1.0% compared to the previous year. The mindshare of Amazon Inspector is 1.0%, down from 2.5% compared to the previous year. The mindshare of Microsoft Defender for Cloud is 2.5%, down from 4.8% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Vulnerability Management Mindshare Distribution
ProductMindshare (%)
Microsoft Defender for Cloud2.5%
Qualys TotalCloud1.2%
Amazon Inspector1.0%
Other95.3%
Vulnerability Management
 

Featured Reviews

reviewer2859021 - PeerSpot reviewer
Sr Security Engineer at a tech vendor with 5,001-10,000 employees
Risk-based triage has transformed container security and now prioritizes high-impact threats
The best features Qualys TotalCloud offers currently include managing cloud infrastructure and container security while facing major challenges such as alert fatigue. Traditional vulnerability scanners flag hundreds of CVEs on short-lived Kubernetes containers, some of which have no internet exposure or are gone before we can even triage them. I leverage Qualys TotalCloud to move beyond static CVSS. I use it to implement runtime exposure, correlation risk reprioritization, and shift-left integration. This notifies developers to fix a base image upstream rather than patching live ephemeral instances. In my work with cloud and container security, the biggest operational hurdle was alert fatigue. I use Qualys to shift left from static CVSS severity to context-aware risk prioritization. I correlated raw vulnerability data with real-time risk factors such as public network exposure, active runtime execution, or overly permissive IAM roles. This allows us to immediately drop the priority of isolated containers and escalate lower-severity CVEs that sit on an exposed, high-risk path. We can map these findings directly back to our CI/CD pipelines so developers can patch the root base images upstream. We have drastically cut down the signal-to-noise ratio, saved a lot of manual hours doing triage work, and ensured engineering effort goes directly towards high-impact risk reduction.
Rakesh-Gogane - PeerSpot reviewer
Principal Security Architect at Nagarro
Has supported cloud-specific threat scanning but lacks coverage across hybrid and third-party workloads
They might launch support for third-party environments in the next version regarding the best features in Amazon Inspector from my perspective. The false positive rate of Amazon Inspector is a little high, and it is not covering all different applications and scanning. It mostly covers specific native applications, and I think as per my understanding, it doesn't cover third-party environments or hybrid environments.
RW
Head Of IT at Cirrus Response
Cloud security has cut investigation time and now reveals threats faster but needs simpler oversight
When deploying AI applications, my key security concerns with Microsoft Defender for Cloud are data loss, leakage of data, and guardrails around the actual AI, and I am hoping that this is going to help me put those guardrails in place and identify data exfiltration. Microsoft Defender for Cloud has not helped me manage and secure multi-cloud environments, as we are 100 percent Microsoft and have not really got it in any other environment at all. I am not yet using the unified AI-powered security feature offered by Microsoft Defender for Cloud, but that is coming. I am not yet using the integrated XDR feature of Microsoft Defender for Cloud, but that is coming. I am not yet utilizing the GenAI threat protection features of Microsoft Defender for Cloud. That is also coming and a lot of that will come from learning it here. I have enabled the agentless scanning in my cloud environment with Microsoft Defender for Cloud. Assessing the impact on my workload protection without needing to install agents with Microsoft Defender for Cloud makes it a lot easier, but it also identifies a lot more, which puts more load on me sometimes. I would advise another organization considering Microsoft Defender for Cloud that it is the most logical route to follow if their whole ecosystem is Microsoft. It is easy to implement and it is very self-explanatory when doing it, making sense to just follow the steps as it is too simple, really. I would rate this review a 7.5 out of 10.

Quotes from Members

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

Pros

"Qualys TotalCloud's most valuable feature is its ability to link clusters of assets, providing a clear model of deployments, vulnerabilities, and statuses."
"I would rate Qualys TotalCloud ten out of ten."
"The agent and agentless scanning in TotalCloud, particularly the FlexScan method, is incredibly valuable. With traditional scanning approaches, we had to give IP ranges and whitelist IPs. All that is now simplified. FlexScan requires minimal intervention, and after configuration, it automatically collects data and performs necessary scans."
"We were able to realize its benefits within 24 to 48 hours."
"Qualys TotalCloud's most valuable features are its cloud security posture management, Kubernetes, and container security capabilities."
"Qualys TotalCloud has positively impacted our bank's performance, and we have definitely seen benefits after implementing this solution."
"Qualys TotalCloud provides a single, prioritized view of risk, reducing the workload associated with consolidating multiple sources for risk prioritization."
"Qualys TotalCloud has significantly improved our organization by automating our reporting processes, reducing the time spent on report creation from two hours to less than fifteen to twenty minutes."
"It operates continuously, so as soon as resources are created, it scans them for vulnerabilities."
"The vulnerability discovery is valuable, and they also rank those vulnerabilities for you. So, you could rapidly attack some of the higher, severe vulnerabilities as they pop up, if they do pop up."
"I recommend Amazon Inspector because it allows the automation of processes and requires less manual monitoring."
"My experience with AWS technical support is very good, I didn't face any specific challenges, and even the documentation of AWS is good for both Microsoft, which is Azure, and AWS."
"The scalability of the solution itself is unparalleled."
"The findings dashboards are neat and easy to understand, offering clear demarcations for different types of findings and detailed insights into specific vulnerabilities and their associated instances. It is not a place where everything is dumped together. It offers an easy-to-understand layout."
"The integration of Amazon Inspector with other AWS services has enhanced our security. Security Hub is a major asset because it allows us to centralize data from various AWS services. We can integrate third-party tools as well. It is just a single-click option."
"The automated vulnerability detection aspect is most valuable."
"If you're in the world of cloud and your company is using Azure as their primary cloud, I think Azure Security Center is a must-have feature, because it provides a bird's eye view of the entire security position of the organization."
"Defender for Cloud is an improvement over Trend Micro, our previous solution. We like integrating our endpoints and visualizing everything in one place. It provides comprehensive coverage for endpoints, servers, and overall environmental security."
"The most valuable features are the security recommendations provided by Defender for Cloud."
"Having the ability to do what we could not before, such as gaining visibility and securing our full estate, is crucial."
"The solution is used for risks, vulnerabilities, and compliance."
"It's got a lot of great features."
"Azure Security Center helped us in recovering from our mistake."
"The security policy is the most valuable feature for us. We can go into the environment settings and attach any globally recognized framework like ISO or any benchmark."
 

Cons

"The patching process with Qualys Patch Management, which is part of TotalCloud, does not cover installing certain prerequisites on the servers or workstations. This shortcoming means we must rely on SCCM when any service stack updates or additional prerequisites are needed."
"Some major banks and insurance companies require an on-premises solution for comprehensive vulnerability management, which TotalCloud does not offer."
"Although TotalCloud is a helpful tool, some of its advanced features are still under development."
"With the growing integration of AI, I would like Qualys to enhance its service offerings to better accommodate AI-related risks."
"One of the things that could be improved is the alerts. Qualys is a fantastic tool, especially with the TruRisk feature, but one challenge that most leaders face involves alert fatigue."
"One thing that could be improved is the user experience and navigation."
"We encountered challenges identifying the correct resource category for certain items, such as those in containers or storage."
"We would like to see Windows-based sensors available in Qualys, as this would make the platform more versatile and support a broader range of environments."
"The most challenging aspect I faced with Amazon Inspector during integration was automating the remediation process."
"There isn't too much to improve right now. Scanning on demand or as a part of the pipeline versus a post pipeline solution would be good, but it is not a deal breaker by any means."
"It has automated vulnerability assessment, yet I seek more flexibility in defining custom vulnerability checks tailored to my needs, which is more difficult."
"The false positive rate of Amazon Inspector is a little high, and it is not covering all different applications and scanning."
"One area for improvement in Amazon Inspector is the automation aspect."
"There are challenges associated with the interdependencies in AWS services, like requiring an Active Directory for other services, resulting in additional charges."
"It has a limited scope. So, AWS Inspector primarily focuses on the security of the EC2 instance. So, if your architecture includes other AWS services, then you may need to use additional tools for your comprehensive security assessment. So that is one con. Another is, like, we have a dependency on agents."
"There is room for improvement in the scanning capabilities. I'd like to see broader coverage in terms of the vulnerabilities detected."
"Microsoft Defender for Cloud could be improved by adding capabilities for NetApp files and more PaaS resources from other vendors, not just Microsoft."
"The documentation could be much clearer."
"I've heard there might be issues with scalability for larger enterprises."
"There should be an automated mechanism to design Azure policies based on the recommendations, possibly with AI integration. Instead of an engineer having to write a policy to fix security gaps, which is very time-consuming, there should be an inbuilt capability to auto-remediate everything and have proper control in place."
"The initial setup is not actually so complex but it feels complex because there are many add-ons. There are many options and my team needs to be aware of all of these changes happening on the backend which is a distraction."
"Most of the time, when we log into the support, we don't get a chance to interact with Microsoft employees directly, except having it go to outsource employees of Microsoft."
"Microsoft Defender for Cloud is pricey, especially for Kubernetes clusters. It could be cheaper."
"My experience with Microsoft Defender for Cloud has been largely negative due to a poor user experience."
 

Pricing and Cost Advice

"Although Qualys TotalCloud is relatively expensive due to its unique automation features, its cost-effectiveness is rated an eight out of ten, with ten being the most costly."
"While Qualys TotalCloud's pricing is currently acceptable, it is becoming increasingly expensive and may soon be considered overpriced."
"It isn't cheap, but it's reasonable. It helps us to manage things with very few resources."
"I am not sure about the pricing. From what I understand, it is a bit on the higher side, but I do not have the exact numbers."
"Its price seems higher compared to other tools, but it is worth it. If they could adjust the pricing and make it comparable with other tools, that would be great."
"The pricing for TotalCloud is attractive and competitive in the market. Given the features, especially the dashboard, I have no concerns regarding pricing."
"As a middle management member, I do not have direct pricing knowledge, but based on the knowledge from our meetings, its pricing is competitive."
"Qualys TotalCloud is expensive."
"The lowest cost would be around $10 for a few small accounts, however, for thousands of accounts, it could be around $5000 to $6000 dollars per month."
"The pricing is very transparent and clear."
"It is scaled as you go. There are probably a certain number of scans per month, and there are tiers. If you're under a certain tier, it is free. The second level is pennies, and then all the way up to like a million. So, it has a tiered pricing program. They're pretty good with your initial scanning, and there is room to scale based on being affordable, but it is fairly cheap. There are no additional costs. They pretty much think about it as a pay-per-scan type model."
"It's priced according to market standards for its services."
"This solution is more cost-effective than some competing products. My understanding is that it is based on the number of integrations that you have, so if you have fewer subscriptions then you pay less for the service."
"Azure Defender is definitely pricey, but their competitors cost about the same. For example, a Palo Alto solution is the same price per endpoint, but the ground strikes cost a bit more than Azure Defender. Still, it's pricey for a company like ours. Maybe well-established organizations can afford it, but it might be too costly for a startup."
"I am not involved in this area. However, I believe its price is okay because even small customers are using Azure Security Center. I don't think it is very expensive."
"There are improvements that have to be made to the licensing. Currently, for servers, it has to be done by grouping the servers on a single subscription... We don't have an option whereby, if all those resources are in one subscription, we can have each of the individual servers subject to different planning."
"The pricing is very difficult because every type of Defender for Cloud has its own metrics and pricing. If you have Cloud for Key Vault, the pricing is different than it is for storage. Every type has its own pricing list and rules."
"Pricing is difficult because each license has its own metrics and cost."
"Security Center charges $15 per resource for any workload that you onboard into it. They charge per VM or per data-base server or per application. It's not like Microsoft 365 licensing, where there are levels like E3 and E5. Security Center is pretty straightforward."
"I'm not privy to that information, but I know it's probably close to a million dollars a year."
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Top Industries

By visitors reading reviews
Comms Service Provider
17%
Outsourcing Company
12%
Manufacturing Company
11%
Financial Services Firm
11%
Financial Services Firm
13%
Comms Service Provider
9%
Computer Software Company
7%
Construction Company
6%
Financial Services Firm
12%
Computer Software Company
9%
Manufacturing Company
8%
Outsourcing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise6
Large Enterprise35
By reviewers
Company SizeCount
Small Business2
Midsize Enterprise2
Large Enterprise6
By reviewers
Company SizeCount
Small Business31
Midsize Enterprise12
Large Enterprise49
 

Questions from the Community

What needs improvement with Qualys TotalCloud?
In terms of improvement, remediation still belongs to the cloud team, which is one of the issues we faced with Qualys...
What is your primary use case for Qualys TotalCloud?
My main use case for Qualys TotalCloud is regarding the cloud visibility that we were not having previously. Previous...
What is your experience regarding pricing and costs for Amazon Inspector?
I am not honestly sure about the pricing side of Amazon Inspector, but that is taken care of by a separate team. I be...
What needs improvement with Amazon Inspector?
They might launch support for third-party environments in the next version regarding the best features in Amazon Insp...
What is your primary use case for Amazon Inspector?
I mostly use Amazon Inspector for vulnerability scanning on AWS native applications. For hybrid applications, we have...
How is Prisma Cloud vs Azure Security Center for security?
Azure Security Center is very easy to use, integrates well, and gives very good visibility on what is happening acros...
What is your experience regarding pricing and costs for Microsoft Defender for Cloud?
My experience with pricing, setup costs, and licensing was that the license cost was the only consideration. Setup an...
What needs improvement with Microsoft Defender for Cloud?
To improve Microsoft Defender for Cloud, I think pricing-wise, the license price is a little bit higher from an inges...
 

Also Known As

Qualys TotalCloud with FlexScan
No data available
Microsoft Azure Security Center, Azure Security Center, Microsoft ASC, Azure Defender
 

Interactive Demo

Demo not available
Demo not available
 

Overview

 

Sample Customers

Information Not Available
betterment, caplinked, flatiron, university of nutri dame
Microsoft Defender for Cloud is trusted by companies such as ASOS, Vatenfall, SWC Technology Partners, and more.
Find out what your peers are saying about Amazon Inspector vs. Microsoft Defender for Cloud and other solutions. Updated: September 2026.
916,056 professionals have used our research since 2012.