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Azure AI Search vs Elastic Search comparison

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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 (6th), Vector Databases (6th)
 

Mindshare comparison

As of October 2026, in the Search as a Service category, the mindshare of Azure AI Search is 12.5%, up from 10.2% compared to the previous year. The mindshare of Elastic Search is 15.3%, down from 19.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Search as a Service Mindshare Distribution
ProductMindshare (%)
Elastic Search15.3%
Azure AI Search12.5%
Other72.2%
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

"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."
"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 provides plenty of benefits for business teams and sales teams, as it's a CLM system that helps you find everything related to specific customers and deals."
"The product is pretty resilient."
"Offers a tremendous amount of flexibility and scalability when integrating with applications."
"Usually, that search functionality used to take around 10 secs to search data, and that time has been reduced to a few milliseconds now."
"It provides good access capabilities to various platforms."
"The customer engagement was good."
"The flexibility and the support for diverse languages that it provides for searching the database are most valuable, and we can use different languages to query the database."
"We can easily collect all the data and view historical trends using the product. We can view the applications and identify the issues effectively."
"Elastic Search is the perfect tool for scalability."
"The product offers a powerful, cost effective solution for proprietary log management and is easy to understand and start with."
"The products comes with REST APIs."
"X-Pack provides good features, like authorization and alerts."
"Elastic Search makes handling large data volumes efficient and supports complex search operations."
"We chose Elasticsearch because we could build a model in a short amount of time, allowing us to build a whole setup in one month and get 93% accuracy, with complex AI-based features built in a shorter span and with high accuracy that wasn't possible with other search enterprise vendors we used."
 

Cons

"Azure AI Search could be improved primarily because the UX and UI could be a little bit more intuitive for persons since the learning curve could be a little bit high."
"The initial setup is not as easy as it should be."
"It would be good if the site found a better way to filter things based on subscription."
"Adding items to Azure Search using its .NET APIs sometimes throws exceptions."
"For availability, expanding its use to all Azure datacenters would be helpful in increasing awareness and usage of the product.​"
"The pricing is room for improvement."
"They should add an API for third-party vendors, like a security operating center or reporting system, that would be a big improvement."
"The solution's stability could be better."
"I think Elastic Search could be improved by introducing more AI features, particularly for complex queries and aggregator functions to enhance usability and readability."
"The real-time search functionality is not operational due to its impact on system resources."
"Logstash has been a challenge and needs improvements in data ingestion reconciliation."
"Could have more open source tools and testing."
"According to me, as far as I have seen, people will start moving from Elastic Search sooner or later. Why? Because it is expensive."
"The one area that can use improvement is the automapping of fields."
"I have not explored Elastic Search at the most. Searching from vector DB is available in Elastic Search, and there is one more concept of graph searching or graph database searching. I have not explored it, but if it is not there, that would be an improvement area where Elastic Search can improve."
"Regarding what I dislike about Elastic Search, there is one issue that occurs because Elastic Search is not my primary database; it serves as a substitute database for the searching part."
 

Pricing and Cost Advice

"​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."
"The cost is comparable."
"I would rate the pricing an eight out of ten, where one is the low price, and ten is the high price."
"I think the solution's pricing is ok compared to other cloud devices."
"For the actual costs, I encourage users to view the pricing page on the Azure site for details.​"
"The solution is affordable."
"An X-Pack license is more affordable than Splunk."
"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 solution is not expensive because users have the option of choosing the managed or the subscription model."
"This product is open-source and can be used free of charge."
"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 Elastic Enterprise is very, very competitive."
"The pricing model is questionable and needs to be addressed because when you would like to have the security they charge per machine."
"We are using the Community Edition because Elasticsearch's licensing model is not flexible or suitable for us. They ask for an annual subscription. We also got the development consultancy from Elasticsearch for 60 days or something like that, but they were just trying to do the same trick. That's why we didn't purchase it. We are just using the Community Edition."
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Top Industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
11%
Outsourcing Company
8%
Comms Service Provider
7%
Financial Services Firm
11%
Manufacturing Company
9%
Outsourcing Company
9%
Comms Service Provider
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: September 2026.
917,433 professionals have used our research since 2012.