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Amazon Inspector vs Microsoft Defender for Cloud comparison

 

Comparison Buyer's Guide

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

Amazon Inspector
Ranking in Vulnerability Management
22nd
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
5th
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
91
Ranking in other categories
Container Management (6th), Container Security (5th), Cloud Workload Protection Platforms (CWPP) (1st), Cloud Security Posture Management (CSPM) (4th), Cloud-Native Application Protection Platforms (CNAPP) (4th), Data Security Posture Management (DSPM) (5th), Microsoft Security Suite (7th), Compliance Management (4th), Cloud Detection and Response (CDR) (3rd)
 

Mindshare comparison

As of May 2026, in the Vulnerability Management category, the mindshare of Amazon Inspector is 1.3%, down from 2.5% compared to the previous year. The mindshare of Microsoft Defender for Cloud is 3.1%, down from 4.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Vulnerability Management Mindshare Distribution
ProductMindshare (%)
Microsoft Defender for Cloud3.1%
Amazon Inspector1.3%
Other95.6%
Vulnerability Management
 

Featured Reviews

Abdalla Kenawy - PeerSpot reviewer
AWS DevOps SRE/Infrastructure Engineer at Capgemini
Automated insights streamline data security assessment
For Amazon Inspector, we have many EC2 or virtual machines deployed inside our AWS environment, and the problem is that the existing package deployed inside this EC2 instance has already outdated packages. As we progress with time, this package needs to be updated for security enhancement, which requires us to uninstall the package, install the new version, and then we should be fine. However, the challenge comes with how to scan all our EC2 instances for security vulnerabilities, which is currently managed by Amazon Inspector. Amazon Inspector can scan EC2 instances or ECR, which is the ECR registry where we can save artifacts Docker images. Amazon Inspector can also scan Docker images uploaded to ECR for Elastic Registry service, and it can scan databases and S3 based on the latest updates. I noticed this from a couple of months ago, and it provides huge benefits for security. Regarding the best features of Amazon Inspector, it gives us a list of all existing outdated packages as part of a deployed package on EC2 instances or specific Python packages that are part of the Docker file and the Docker image itself, which are causing security concerns. Amazon Inspector can list these security concerns and offer guidance on how we can remediate it by updating the package to a specific upper version or something similar.
Shivam Dhang - PeerSpot reviewer
IT Infrastructure & Cloud Manager at Softcell Technologies Limited
Continuous posture management has improved cloud risk visibility and accelerated remediation
The best features Microsoft Defender for Cloud offers are the CSPM, which includes continuous posture assessment with prioritized misconfiguration fixes that gives us clear visibility of cloud risk and drift across the environment. Additionally, the CWPP has strong runtime protection for VMs, containers, and PaaS, including multi-cloud visibility. The single pane for Azure, AWS plus GCP with consistent policies and recommendations is noteworthy. What stands out most is the combination of posture management plus runtime protection, which provides both preventive and detective control in one platform. Since using Microsoft Defender for Cloud, we have seen a positive impact such as improved security posture with clear visibility via secure score that helped reduce misconfiguration significantly over time. There has also been faster risk remediation, as we have prioritized recommendations plus auto remediation which has reduced fix time from days to hours for common issues. Better workload protection has resulted in earlier detection of suspicious activity on VMs or containers, preventing potential compromise and lateral movement. The biggest impact is proactive risk reduction plus faster remediation across cloud environments. From our experience, misconfiguration has been reduced to a 40 to 55% drop in critical issues such as public exposures, weak NSG, and IAM gaps within the first few months after continuous tuning. We have saved time with the remediation time reduced by 50 to 60%, or from days to a few hours using prioritized recommendations plus auto remediation. Additionally, secure score improvement has typically risen from a 50 to 55% baseline to 80 to 85% after structured remediation cycles, which were measured by tracking secure score trends, the number of open recommendations, and mean time to remediate.

Quotes from Members

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

Pros

"The most valuable feature of Amazon Inspector is the categorization of findings, which filters vulnerabilities by instance, container image, container repository, and Lambda function."
"The scalability of the solution itself is unparalleled."
"It operates continuously, so as soon as resources are created, it scans them for vulnerabilities."
"It is scanning the whole repository for any sort of vulnerabilities, so it allows us to be more confident in our DevSecOps and not put a lot of folks or attention to it."
"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 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 assessment reports provided by Amazon Inspector have helped me in identifying security vulnerabilities in my cloud applications by giving us a nicely designed dashboard that provides all the security information we need to work on remediation."
"The automated vulnerability detection aspect is most valuable."
"Since using Microsoft Defender for Cloud, we have seen a positive impact such as improved security posture with clear visibility via secure score that helped reduce misconfiguration significantly over time."
"Microsoft Defender for Cloud has helped us manage and secure our cloud environments, and having observability to vulnerabilities is important for us so that we can take actions against any threats."
"Defender for Cloud is a plug-and-play solution that provides continuous posture management once enabled."
"Technical support is helpful."
"The most valuable feature is the regulatory compliance aspect, where we utilize predefined initiatives like NIST, and alert management is another useful feature with alerts directly integrated with our email or DevOps board for easy viewing, allowing us to identify problem areas efficiently."
"The most valuable feature is that it's intuitive."
"The most valuable feature is the hunting feature, which integrates well into the entire Microsoft ecosystem."
"The strong point of Defender, especially when using Azure Arc to bring in on-premises systems, is that it doesn't matter where these systems are; they're just resources in the portal."
 

Cons

"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 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."
"The most challenging aspect I faced with Amazon Inspector during integration was automating the remediation process."
"There is room for improvement in the scanning capabilities. I'd like to see broader coverage in terms of the vulnerabilities detected."
"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 are challenges associated with the interdependencies in AWS services, like requiring an Active Directory for other services, resulting in additional charges."
"It has automated vulnerability assessment, yet I seek more flexibility in defining custom vulnerability checks tailored to my needs, which is more difficult."
"The solution could improve by being more intuitive and easier to use requiring less technical knowledge."
"It's hard to reach someone who understands my problems. I haven't had many issues, so I haven't called them."
"I would rate Microsoft Defender for Cloud a six out of 10 due to its lack of necessary features to operate as a standalone solution."
"Integration into other third-party products, particularly those from tier three vendors like ManageEngine and Hexcode, has proven difficult."
"The overview provides you with good information, but if you want more details, there is a lot more customization to do, which requires knowledge of the other supporting solutions."
"I think that the documentation and implementation guides could be improved."
"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."
"Microsoft Defender could be more centralized. For example, I still need to go to another console to do policy management."
 

Pricing and Cost Advice

"The pricing is very transparent and clear."
"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."
"It's priced according to market standards for its services."
"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."
"Pricing depends on your workload size, but it is very cheap. If you're talking about virtual machines, it is $5 or something for each machine, which is minimal. If you go for some agent-based solution for every virtual machine, then you need to pay the same thing or more than that. For an on-premises solution like this, we were paying around $30 to $50 based on size. With Defender, Microsoft doesn't bother about the size. You pay based on the number of machines. So, if you have 10 virtual machines, and 10 virtual machines are being monitored, you are paying based on that rather than the size of the virtual machine. Thus, you are paying for the number of units rather than paying for the size of your units."
"Microsoft Defender for Cloud is pricey, especially for Kubernetes clusters."
"We only use the free tier, so we haven't faced any pricing, setup costs, or licensing challenges."
"The product's pricing policy is generally favorable."
"Pricing is difficult because each license has its own metrics and cost."
"Currently, Microsoft offers only one plan at the enterprise level which is $15 per machine."
"This is a worldwide service and depending on the country, there will be different prices."
"Although I am outside of the discussion on budget and costing, I can say that the importance of security provided by this solution is of such importance that whatever the cost is, it is not a factor."
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Top Industries

By visitors reading reviews
Financial Services Firm
15%
Computer Software Company
9%
Government
7%
Manufacturing Company
7%
Financial Services Firm
12%
Computer Software Company
10%
Manufacturing Company
9%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business2
Midsize Enterprise2
Large Enterprise6
By reviewers
Company SizeCount
Small Business30
Midsize Enterprise12
Large Enterprise49
 

Questions from the Community

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 believe it's cheaper than the other third-party solutions.
What needs improvement with Amazon Inspector?
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 litt...
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 different security scanners.
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 across your ecosystem. It also has great remote workforce capabilities and supports a...
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 and support had no issues.
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 ingestion cost perspective. Depending on what license you choose, you might have to p...
 

Also Known As

No data available
Microsoft Azure Security Center, Azure Security Center, Microsoft ASC, Azure Defender
 

Interactive Demo

 

Overview

 

Sample Customers

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: April 2026.
892,868 professionals have used our research since 2012.