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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
7.4
Number of Reviews
9
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
96
Ranking in other categories
Indexing and Search (1st), Cloud Data Integration (5th), Vector Databases (2nd)
 

Mindshare comparison

As of May 2026, in the Search as a Service category, the mindshare of Azure AI Search is 10.2%, down from 14.2% compared to the previous year. The mindshare of Elastic Search is 17.6%, up from 15.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Search as a Service Mindshare Distribution
ProductMindshare (%)
Elastic Search17.6%
Azure AI Search10.2%
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

"Offers a tremendous amount of flexibility and scalability when integrating with applications."
"The solution's initial setup is straightforward."
"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."
"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 customer engagement was good."
"Because all communication is done via the REST API, data is retrieved quickly in JSON format to reduce overhead and latency.​"
"Azure Search is well-documented, making it easy to understand and implement."
"Creates indexers to get data from different data sources."
"I am impressed with the product's Logstash. The tool is fast and customizable. You can build beautiful dashboards with it. It is useful and reliable."
"I have found the sort capability of Elastic very useful for allowing us to find the information we need very quickly."
"The fact that you can dump any type of format in the database without any specific reformatting is fantastic."
"We have many advantages from the features of Elasticsearch, and we have enough possibilities and features with Elasticsearch for our business requirements."
"The solution has improved our organization by allowing us to quickly search data from multiple systems saving valuable time."
"Implementing the main requirements regarding my support portal​."
"The product is scalable with good performance."
"Elastic Search has impacted my organization positively as we use it for logging and APM."
 

Cons

"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."
"The after-hour services are slow."
"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."
"For SDKs, Azure Search currently offers solutions for .NET and Python."
"We used the semantic search capabilities of Azure AI Search, but we haven't gotten good results in the semantic search."
"The initial setup is not as easy as it should be."
"They should add an API for third-party vendors, like a security operating center or reporting system, that would be a big improvement."
"From the UI point of view, we are using most probably Kibana, and I think they can do much better than that."
"They should improve its documentation. Their official documentation is not very informative. They can also improve their technical support. They don't help you much with the customized stuff. They also need to add more visuals. Currently, they have line charts, bar charts, and things like that, and they can add more types of visuals. They should also improve the alerts. They are not very simple to use and are a bit complex. They could add more options to the alerting system."
"The reports could improve."
"The metadata gets stored along with indexes and isn't queryable."
"Elastic Search is stable and reliable until you build the cluster for one terabyte."
"There is a lack of technical people to develop, implement and optimize equipment operation and web queries."
"I think Elastic Search could be improved by introducing more AI features, particularly for complex queries and aggregator functions to enhance usability and readability."
"This product could be improved with additional security, and the addition of support for machine learning devices."
 

Pricing and Cost Advice

"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.​"
"​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."
"The cost is comparable."
"The solution is affordable."
"This is a free, open source software (FOSS) tool, which means no cost on the front-end. There are no free lunches in this world though. Technical skill to implement and support are costly on the back-end with ELK, whether you train/hire internally or go for premium services from Elastic."
"The solution is free."
"We are using the free open-sourced version of this solution."
"ELK has been considered as an alternative to Splunk to reduce licensing costs."
"The pricing model is questionable and needs to be addressed because when you would like to have the security they charge per machine."
"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."
"An X-Pack license is more affordable than Splunk."
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Top Industries

By visitors reading reviews
Computer Software Company
19%
Financial Services Firm
11%
Manufacturing Company
6%
Retailer
6%
Financial Services Firm
12%
Computer Software Company
9%
Manufacturing Company
9%
Retailer
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise4
By reviewers
Company SizeCount
Small Business39
Midsize Enterprise12
Large Enterprise47
 

Questions from the Community

What needs improvement with Azure Search?
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 doi...
What is your primary use case for Azure Search?
Our use case for Azure AI Search is that we earlier thought to build a vector search and used to have the vector search query in Azure AI Search. Earlier, when it was a search service, we used to l...
What advice do you have for others considering Azure Search?
I can answer a few questions about Azure AI Search to share my opinion. I am still working with Azure and using Azure solutions. We haven't used Cognitive Skills in Azure AI Search. We also got a d...
What is your experience regarding pricing and costs for ELK Elasticsearch?
When it comes to pricing, I think we had to pay AWS approximately 1,000 to 1,200 per month for the overall stack. I am not quite certain about how much Elastic Search costs specifically because I w...
What needs improvement with ELK Elasticsearch?
Elastic Search has many features, including Kibana and Logstash, which we regularly use. However, one downside in our product is cost, as it can be expensive when maintaining multiple shards and in...
What is your primary use case for ELK Elasticsearch?
As a developer, I use Elastic Search in developing one of my applications, basically integrating the back-end with Elastic Search. Our main use case for Elastic Search is for Logstash, which is a s...
 

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: April 2026.
893,311 professionals have used our research since 2012.