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Amazon AWS vs IBM Public Cloud vs Microsoft Azure comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

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

Mindshare comparison

As of May 2025, in the PaaS Clouds category, the mindshare of Amazon AWS is 12.7%, down from 17.9% compared to the previous year. The mindshare of IBM Public Cloud is 3.3%, down from 4.2% compared to the previous year. The mindshare of Microsoft Azure is 19.8%, up from 19.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
PaaS Clouds
 

Featured Reviews

Arun Srivastav - PeerSpot reviewer
Allows for automatic scaling of resources and provides built-in firewalls and security features, eliminating the need for external security solutions
One thing that's a bit different is that we're still accustomed to speaking to someone directly. AWS doesn't offer that kind of support. It's only through bots. You're speaking to chatbots, and that can sometimes be frustrating because there's no person on the other side. AI is not a substitute for a person. AWS marketplace is very strong, but somehow AWS doesn't promote it much. They have a huge customer base across the globe, and if products were launched in their marketplace, they could sell like hotcakes. They should improve their marketplace and promote the same product across the globe. They can take a cut, but they should promote it. That's something they don't do very much. So, AWS should promote its marketplace software. The company should promote it aggressively. Currently, they keep it very subtle. If you ask for it, they'll help you out. But they don't seem to advertise, "You're building a product on our platform? Why don't you sell it in our marketplace?" Improvement in AI: AWS is a little behind Microsoft Azure in terms of AI. AWS is still getting there, but the kind of examples and help files available in Azure for AI are much better. So AWS still needs to work on its AI functionality.
Shivakumar Kuppannan - PeerSpot reviewer
No hidden charges, 100% stable, and allows us to have bare metal servers for dedicated workload
It pretty much has all the features. There are many applications and features, and because of that, we need to walk through or study all the material and do hands-on. We need clear documentation or support for using IBM Public Cloud. The UI is fine, and everything else in terms of usability and configuring the cloud is also fine. The only thing is that when we're stuck or get an error, we need some technical support. Normally, for any cloud, we get a lot of information on the web, but that is missing in the case of IBM Public Cloud. We need some technical support documents. That is the only thing missing in IBM Public Cloud.
Nicolas Chabrier - PeerSpot reviewer
Promotes clear, logical structures preventing impractical configurations and offers seamless integration
The only thing is regarding the management of multi-cloud environments. That's not really possible. So basically, it's wonderful if you manage Microsoft clearly and if you manage Microsoft Azure, but if you need to consume external services and have a global overview of all your consumption, it's not the case. Google, for instance, has tools that help you manage multiple environments, which makes sense because Google is really the cloud provider. So that's why they need to be compliant with the others. But for sure, Microsoft's approach is different, and it's wonderful when you're one hundred percent on Azure. But if you'd like to have something more of a multi-cloud strategy, that's a bit of a gap where they could improve.

Quotes from Members

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

Pros

"Amazon AWS is good in terms of deployment and user experience. Their certificate management and load balancer are also good features."
"Amazon AWS has a good Redshift database."
"The main reason why we use EC2 is because we are not dependent on maintaining the hardware inside our premises. Also, we have full control over the infrastructure, and we can modify it as per our own requirements."
"Amazon AWS offers flexibility and scalability."
"Friendly console for implementation."
"In general, the cost management in Amazon is complicated. It's not too straightforward."
"This solution is stable and reliable."
"Amazon AWS is user-friendly and intuitive."
"The beauty of cloud service providers, especially public cloud service providers, is that they are scalable every time when you need them because their payment model is pay-as-you-go."
"What I like most in IBM Public Cloud is how easy it is to create serverless functions. They are called IBM functions, but in AWS, they are called Lambda functions. Those are pretty standard, and another thing I like the most is that you have fewer restrictions on the amount of data you can transfer across those functions. IBM Public Cloud is way more flexible than AWS. I also like that IBM Public Cloud is pretty straightforward to integrate. As long as you have all the tools IBM provides you, getting everything up and running is straightforward."
"For non-complex applications, the IBM Cloud works fine and the price is much lower than the competitors."
"The price of IBM Cloud is most valuable for us. The service is personable and gives us a good rapport. I can't say it's the best, but it was enough for our needs."
"The initial setup was very easy. It's quite straightforward. Deployment took about fifteen minutes. Everything is well organized."
"I've found the stability to be excellent. The performance is good."
"It provides robust analytics and management tools to give customers complete visibility into their environment and infrastructure."
"An advantage of IBM Public Cloud is the bare metal server. We can take the bare metal server. It's not shared with anyone. We can deploy our applications without sharing them with anyone. That is an advantage of IBM Public Cloud."
"The most valuable feature is the single sign-on with multifactor authentication."
"One of the features I have found to be valuable is the scale set feature."
"I use a virtual machine for remote desktop and Microsoft Azure is user-friendly."
"The solution has enabled us to provide advanced indicators and analytics to the client on their data."
"The most valuable feature is cloud-based storage."
"The product is rather stable. We haven't had any issues with it in that sense."
"The tool’s stability is good."
"The performance of Azure DevOps services is really impressive."
 

Cons

"There are plenty of areas for improvement. For example, the ease of tagging could be improved. The tool could integrate AI tools to identify better and manage costs. Calculating the cost of some services could be more straightforward."
"They should really consolidate and make things simpler rather than offer you hundreds of random options. The way everything is arranged really forces users to figure out everything on their own and then, on top of that, to calculate the total costs. There's an infinite number of combinations even just with cost calculations. It's just too much."
"I'd like to see integration with MySQL."
"Our use case is limited to virtual services and RPA development. We are not using it quite heavily, and there are not many issues or problems so far. However, it would be great if it could be integrated with more AI features and proactive monitoring. It could also have more automatic capacity expansion features. For example, when renting out some space, memory, or computing power, the service can have the capacity to expand by itself without being manually handled by us."
"Faster API response times and an improved console experience would be better. Enhanced performance across APIs and the console would streamline our workflows."
"In future releases, I would like to see more automation."
"In terms of technical features, I don't see anything missing. The only two points in favor of other providers are the price and local support. The main problem that we see here in Brazil is the price. It is much more expensive than any other cloud provider. Their local support can also be better. We get more support from some of the other providers here in Brazil as compared to AWS."
"The initial setup was very complex."
"They do not have a very good virtual network implemented, and the VPC is the most important feature that needs to be improved."
"There is not a lot of support for this solution, which is something that needs to be improved."
"An area for improvement in IBM Public Cloud is getting up-to-date information on how to set up everything. It's hard to find new documentation."
"Recently, we just faced some issues with the operating system due to the end of life of CentOS 6...So, then the client wanted to try it out under AWS instead of IBM. In short, it has some complexities."
"Normally, for any cloud, we get a lot of information on the web, but that is missing in the case of IBM Public Cloud. We need some technical support documents. That is the only thing missing in IBM Public Cloud."
"The initial setup and the pricing are areas that need improvement."
"The product should offer more computing, similar to Amazon."
"Support could be improved."
"I would like it if Microsoft communicated better about upcoming changes before they roll them out. Sometimes when Microsoft implements changes, they don't notify the users promptly enough. I would like to know about new features, especially Office 365."
"Technical support could be better. They need to be more responsive."
"Any time you use a cloud service, there are increased security risks. If you want more security, you have to have private hosting."
"It would be nice if there was an on-premises version of the solution, and it wasn't just cloud-based."
"Use of the solution could be easier."
"Establishing the account in the beginning was very difficult."
"When we work with Microsoft Azure we deploy it in a hybrid system. We do many operations with the open stack and I used it for APIs connected to Microsoft Azure. The reduction is because those APIs and our tools that are required to connect are not for the Microsft Azure solution. It has a bit of complexity, nothing to do with Microsoft Azure as a CSP."
"One key area for improvement is the Azure load balancer. Currently, it only supports virtual machines (VMs) running in the same virtual network (vNet) on the backend. They should definitely support machines or IPs running on-premises (prem) or in other Azure VNets. GCP and AWS already support that. So, Azure Load Balancer should support that as well"
 

Pricing and Cost Advice

"Reasonably priced and comparable to similar services."
"It is decently priced. The competition is also bringing its own cloud offerings, such as from Oracle."
"We pay for Amazon AWS annually."
"It is quite expensive in my very personal opinion. Going on-prem in a data center is, for sure, not as expensive as going to AWS, but when it comes to a point where you are raising and growing, it simply makes a lot of sense to stay in AWS. It is awesome in that way. I am not aware of any extra costs."
"We need to pay for everything. If someone is a personal user, they get one year free. But if you are using this as a professional or enterprise solution, then your company has to pay. The license pricing is comparable to that of competitors'."
"It could be cheaper, and Amazon could also be more transparent with its pricing. I would first expect any product vendor to give me the utmost transparency on pricing information. There shouldn't be any hidden costs. Their service offerings have a bit of segmentation, and they focus more on SMBs. They brought them onto the cloud and encouraged them to use solutions on the cloud. But strategically, they should probably improve that and offer some credits."
"One of the best-kept ways to reduce costs is to develop it on serverless technologies with AWS Lambda, SNS, DynamoDB, and S3."
"Amazon AWS is offering different pricing, and saving plans, it's very easy for a customer to consider the Amazon AWS service."
"In order to be competitive, you have to commit to a contract for at least one year, but you pay a fixed monthly fee."
"It pretty much has a standard price. There is no hidden price with IBM Public Cloud."
"We are using the trial version of this solution, so we have not paid anything."
"Pricing is not as fair as Amazon or Azure."
"The licensing fees are straightforward and predictable."
"On a scale from one to ten, where one is cheap, and ten is expensive, I rate the solution's pricing a nine out of ten."
"IBM Public Cloud is pretty cheap. They have an ongoing free tier that basically won't expire, so as long as your solution is small enough, you can have a test set that you can use for demos, which will cost you almost nothing."
"IBM has a lesser price compared to other cloud service providers like Azure and AWS."
"Currently, we do not have anything reserved. There are no reservations that we have built into the Azure environment, so all of our licensing is on a consumption basis. As things spin up, those licenses spin up."
"The cost could definitely be lower."
"I rate the tool's pricing a six out of ten."
"Licensing costs for Enterprise are on an annual basis."
"It is important to consider ROI when looking at the cost of a subscription."
"The pricing is fine."
"Azure is cheaper than solutions from other cloud vendors like AWS or Google."
"The price of the solution can be expensive."
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Comparison Review

it_user8586 - PeerSpot reviewer
Aug 14, 2013
Amazon vs Rackspace vs Microsoft vs Google: Cloud Hosting Services Comparison
Amazon Web Services, Rackspace OpenStack, Microsoft Windows Azure and Google are the major cloud hosting and storage service providers. Athough Amazon is top of them and is oldest in cloud market, Rackspace, Microsoft and Google are giving tough competition to each other and to Amazon also for…
 

Top Industries

By visitors reading reviews
Financial Services Firm
16%
Computer Software Company
13%
Educational Organization
10%
Manufacturing Company
9%
University
13%
Computer Software Company
13%
Financial Services Firm
13%
Manufacturing Company
8%
Educational Organization
43%
Financial Services Firm
9%
Computer Software Company
8%
Manufacturing Company
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

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Which is preferable - IBM Public Cloud or Microsoft Azure?
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What needs improvement with IBM Cloud?
The front end is not pervasive, so it is very difficult get the status of your current services or account from a mob...
What do you like most about IBM Public Cloud?
The most valuable feature of IBM Public Cloud is the AI integrations.
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Also Known As

Amazon Web Services, AWS
IBM Bluemix
Windows Azure, Azure, MS Azure
 

Overview

 

Sample Customers

Pinterest, General Electric, Pfizer, Netflix, and Nasdaq.
Uvionics Tech, Komsomolskaya Pravda, Alpha Modus, Inventive, Web Business Consulting, FindBrok, SilverHook Powerboats, United Way of Allegheny County
BMW, Toyota, easyJet, NBC Sports, HarperCollins, Aviva, TalkTalk Business, Avanade, and Telenor.
Find out what your peers are saying about Microsoft, Amazon Web Services (AWS), Red Hat and others in PaaS Clouds. Updated: April 2025.
850,491 professionals have used our research since 2012.