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Azure AI Search vs Elastic Search 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:
 

Categories and Ranking

Azure AI Search
Ranking in Search as a Service
5th
Average Rating
7.6
Number of Reviews
11
Ranking in other categories
No ranking in other categories
Elastic Search
Ranking in Search as a Service
1st
Average Rating
8.2
Reviews Sentiment
6.5
Number of Reviews
100
Ranking in other categories
Indexing and Search (1st), Cloud Data Integration (5th), Vector Databases (6th)
 

Mindshare comparison

As of August 2026, in the Search as a Service category, the mindshare of Azure AI Search is 11.3%, down from 11.5% compared to the previous year. The mindshare of Elastic Search is 16.2%, down from 18.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Search as a Service Mindshare Distribution
ProductMindshare (%)
Elastic Search16.2%
Azure AI Search11.3%
Other72.5%
Search as a Service
 

Featured Reviews

Prabakaran SP - PeerSpot reviewer
Software Architect at a financial services firm with 1-10 employees
Automated indexing has streamlined document search workflows but semantic relevance and setup complexity still need improvement
We used the semantic search capabilities of Azure AI Search, but we haven't gotten good results in the semantic search. So we are exploring with ChromaDB, and Cosmos is having the capability of doing the semantic search as well. We are exploring that. A few queries we use analytics search, which works and is good. Analytics search is good. We are trying the ML capabilities of the product since we are using Databricks and other tools for building the models, MLflow, and related items. We are still working on proof of concepts, which could be better with ChromaDB or Cosmos or vector search or inbuilt Databricks vector stores. Language processing is not about user intention; it's about the context. If there is a document and you want to know the context of a particular section, then we would use vector search. Instead of traversing through the whole document, while chunking it into the vector, we'll categorize and chunk, and then we'll look only at those chunks to do a semantic search. When comparing Azure AI Search, I'm doing a proof of concept because with ChromaDB I can create instances using LangChain anywhere. For per session, I can create one ChromaDB and can remove it, which is really useful for proof of concepts. Instead of creating an Azure AI Search instance and doing that there, that is one advantage I'm seeing for the proof of concept alone, not for the entire product. I hope it should support all the embedding providers as well. Is there a viewer or tool similar to Storage Explorer? We are basically SQL-centric people, so we used to find Cosmos DB very quick for us when we search something and create indexes. I guess there is some limitation in Azure AI Search. I couldn't remember now, such as querying limitations. I'm not remembering that part.
reviewer2817942 - PeerSpot reviewer
Senior Software Engineer at a consultancy with 11-50 employees
Logging and vector search have transformed observability and empowered reliable ai agents
Elastic Search is not specifically being used for certain purposes. I deploy Elastic Search database on the cloud and use cloud services so that nobody can attack. However, I do not use Elastic Search to resolve attack issues. The basic main purpose of Elastic Search, as of now, I feel it can do more in the AI area. Sometime I saw that when I am developing RAG and have to generate the embeddings, which I call metadata, sometimes it tries to fail. That durability or issue handling should be improved, but apart from that, I did not find anything as of now. As per my use case, whatever I am using seems pretty good. Apart from that, some definitely improvement will be there. One improvement is that it should be faster. Whenever I am searching any logs, it takes much time. For example, if I open my log in Notepad or a similar tool, I can search the text within a second. With Elastic Search, it takes a little bit of time, ten to fifteen seconds. That can be improved. Sometimes, engineers take time to assign when I create a ticket.

Quotes from Members

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

Pros

"The product is pretty resilient."
"The broad access capability is probably the most valuable feature, as it provides access with hardly any physical infrastructure."
"The features in Azure AI Search that are most valuable include the ability to automate index creation, and you can drop in the blob storage or drop in the SQL table, which will get automatically indexed."
"Azure Search is well-documented, making it easy to understand and implement."
"The solution's initial setup is straightforward."
"The customer engagement was good."
"Azure AI Search has impacted my organization positively with overall time saving and low costs as the main outputs that we get after using it."
"By implementing Azure Search, I have been able to create immersive, feature-rich search experiences for my applications that feature helpful facets, in-line highlighting, and predictive results as user types."
"There are a lot of good things about this solution. First, it is an extremely fast search. We have quite an extensive number of logs, and we can search through billions of documents in just a few minutes, and get the results we're looking for."
"I appreciate the indexing capabilities and the speed of indexing in their product, which demonstrates how quickly logs are collected and stored."
"Elastic Search makes handling large data volumes efficient and supports complex search operations."
"This is a very rich product, and it's got a very wide functionality, and a wide range of functionalities which I don't see in the other products, especially not in the cheaper ones."
"What I like the most about Elastic Search is that I can store my data and search throughout my document."
"The most valuable features are the detection and correlation features."
"ELK being an open source certainly provided a platform for our organization to get involved."
"My favorite feature is the ease of use, particularly in how you integrate the agent; I've been using it since version 7, and we're on version 9 now, and I've seen the progress from using Beats to using the agent, making it so simple today to enroll a server with the Elastic Agent."
 

Cons

"The solution's stability could be better."
"On a scale from one to ten where one is the worst and ten is the best, I would rate Azure Search as probably a six-out-of-ten."
"They should add an API for third-party vendors, like a security operating center or reporting system, that would be a big improvement."
"The after-hour services are slow."
"It would be good if the site found a better way to filter things based on subscription."
"The initial setup is not as easy as it should be."
"For SDKs, Azure Search currently offers solutions for .NET and Python. Additional platforms would be welcomed, especially native iOS and Android solutions for mobile development."
"We used the semantic search capabilities of Azure AI Search, but we haven't gotten good results in the semantic search."
"The solution has quite a steep learning curve. The usability and general user-friendliness could be improved."
"There are a few things that did not work for us. When doing a search in a bigger setup, with a huge amount of data where there are several things coming in, it has to be on top of the index that we search."
"Better dashboards or a better configuration system would be very good."
"An improvement would be to have an interface that allows easier navigation and tracing of logs."
"The documentation regarding customization could be better."
"To do what we want to do with Elastic Search, the queries can get complex and require a fuller understanding of the DSL."
"The initial configuration could be easier; at first, the learning curve is a little high, and over time, it becomes easier."
"Both the graph feature and the reporting feature are a little bit lacking. The alerting also needs to be improved."
 

Pricing and Cost Advice

"The cost is comparable."
"The solution is affordable."
"I think the solution's pricing is ok compared to other cloud devices."
"​When telling people about the product, I always encourage them to set up a new service using the free pricing tier. This allows them to learn about the product and its capabilities in a risk-free environment. Depending on their needs, the free tier may be suitable for their projects, however enterprise applications will most likely required a higher, paid tier."
"I would rate the pricing an eight out of ten, where one is the low price, and ten is the high price."
"For the actual costs, I encourage users to view the pricing page on the Azure site for details.​"
"It can move from $10,000 US Dollars per year to any price based on how powerful you need the searches to be and the capacity in terms of storage and process."
"The price of Elasticsearch is fair. It is a more expensive solution, like QRadar. The price for Elasticsearch is not much more than other solutions we have."
"The version of Elastic Enterprise Search I am using is open source which is free. The pricing model should improve for the enterprise version because it is very expensive."
"The tool is not expensive. Its licensing costs are yearly."
"We are using the free open-sourced version of this solution."
"The solution is less expensive than Stackdriver and Grafana."
"We are using the open-sourced version."
"We are paying $1,500 a month to use the solution. If you want to have endpoint protection you need to pay more."
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Top Industries

By visitors reading reviews
Computer Software Company
16%
Financial Services Firm
11%
Manufacturing Company
7%
Construction Company
6%
Financial Services Firm
11%
Manufacturing Company
9%
Computer Software Company
7%
Outsourcing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise5
Large Enterprise4
By reviewers
Company SizeCount
Small Business40
Midsize Enterprise12
Large Enterprise50
 

Questions from the Community

What needs improvement with Azure Search?
Azure AI Search could be improved regarding compatibility with Azure Blob Storage in order to keep the prompts and everything that I am using for building the tool safe. Regarding needed improvemen...
What is your primary use case for Azure Search?
My main use case for Azure AI Search is the index for the customization portal that they have. It combines data sources, indexers, and skill sets, making it a well-developed component. For example,...
What advice do you have for others considering Azure Search?
The advice I would give to others looking into using Azure AI Search is to first watch the tutorials and seek information on the website, as it is very reliable. Overall, Azure AI Search is a great...
What is your experience regarding pricing and costs for ELK Elasticsearch?
The pricing for Elastic Search is mainly budgeted according to the organization budget, so we take it as a yearly subscription, and that is acceptable since we do get a fair discount when we are ta...
What needs improvement with ELK Elasticsearch?
When we get the logs, it is mostly about how we edit the configurations and how we make changes according to the requirements of our organization. In these cases, the logs sometimes can be a bit in...
What is your primary use case for ELK Elasticsearch?
I am the Elastic Search admin for my organization, and we are using Elastic Search to handle the traffic to GCP. The monitoring of all the clusters and all the deployments are quite good, and compa...
 

Comparisons

 

Also Known As

No data available
Elastic Enterprise Search, Swiftype, Elastic Cloud
 

Overview

 

Sample Customers

XOMNI, Real Madrid C.F., Weichert Realtors, JLL, NAV CANADA, Medihoo, autoTrader Corporation, Gjirafa
T-Mobile, Adobe, Booking.com, BMW, Telegraph Media Group, Cisco, Karbon, Deezer, NORBr, Labelbox, Fingerprint, Relativity, NHS Hospital, Met Office, Proximus, Go1, Mentat, Bluestone Analytics, Humanz, Hutch, Auchan, Sitecore, Linklaters, Socren, Infotrack, Pfizer, Engadget, Airbus, Grab, Vimeo, Ticketmaster, Asana, Twilio, Blizzard, Comcast, RWE and many others.
Find out what your peers are saying about Azure AI Search vs. Elastic Search and other solutions. Updated: August 2026.
908,858 professionals have used our research since 2012.