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ClickHouse vs VictoriaMetrics comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Mar 1, 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

ClickHouse
Ranking in Open Source Databases
3rd
Average Rating
8.6
Reviews Sentiment
6.8
Number of Reviews
21
Ranking in other categories
Vector Databases (7th)
VictoriaMetrics
Ranking in Open Source Databases
16th
Average Rating
9.0
Reviews Sentiment
7.3
Number of Reviews
2
Ranking in other categories
IT Infrastructure Monitoring (46th)
 

Mindshare comparison

As of June 2026, in the Open Source Databases category, the mindshare of ClickHouse is 6.4%, up from 4.4% compared to the previous year. The mindshare of VictoriaMetrics is 1.7%, up from 0.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Open Source Databases Mindshare Distribution
ProductMindshare (%)
ClickHouse6.4%
VictoriaMetrics1.7%
Other91.9%
Open Source Databases
 

Featured Reviews

reviewer2785038 - PeerSpot reviewer
Senior Data Engineer at a transportation company with 501-1,000 employees
Data observability has enabled real‑time analytics and cost savings but needs smoother inserts and cleanup
ClickHouse could be improved concerning data insertion, especially given the high amount of data handled. Constant efforts are made to optimize the features on its own, but with merges and inserts, only a single insert query can be performed allowing for the input of only 100,000 rows per second. It would be beneficial to insert more data and have configurations that are less user-operated. Ideally, ClickHouse would optimize itself to handle these processes automatically, reducing the need to contact the ClickHouse support team for infrastructure optimization. Additionally, delays are experienced when trying to delete databases with corrupt data, taking too much time and causing major outages, which necessitate contacting multiple teams across continents for resolution. The community surrounding ClickHouse also seems limited, providing a reliance on documentation, and there is a scarcity of developers working with ClickHouse, which hinders growth. If ClickHouse were more user-friendly and technically feasible, it would likely see greater expansion in usage.
Yess Kumar - PeerSpot reviewer
Sre at Akamai Technologies
High-performance monitoring has reduced costs and now supports long-term observability
Overall, VictoriaMetrics is a very strong tool. One area for improvement is documentation and learning resources. While the documentation is good, some advanced use cases and configuration could be explained more clearly with real-world examples. Another improvement would be the UI and built-in visualization. VictoriaMetrics mainly relies on tools like Grafana, so having a more feature-rich native UI for basic monitoring and exploration would be helpful. On the integration side, while it works great with Prometheus and Grafana, expanding native integration with more tools like CI/CD platforms, alerting systems, and cloud-native services would be beneficial. In terms of support and troubleshooting, having more built-in diagnostics or guided debugging tools would be helpful. Right now, when issues happen, it often relies on logs and external tools. Also, for enterprise usage, strong features like RBAC, audit logs, and multi-tenant management would be enhanced. The improvements would include UI and built-in visualization. Also, query complexity can be a bit challenging for new users. Simplifying it or providing better guidance for query building would improve usability. Finally, enterprise features and ecosystem integration could be expanded further.

Quotes from Members

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

Pros

"ClickHouse is very easy to use; one of the good features is that it has joins, which were not present in Druid, and Druid was quite expensive, especially with our applications at Sam's Club utilizing ClickHouse very quickly."
"ClickHouse provides great query speeds because it is an OLAP database, so naturally, it provides higher speeds."
"ClickHouse is much faster than traditional databases like MySQL and MongoDB. Its column-row searching strategy makes it very efficient. With ClickHouse, we can manage multiple databases, automatically insert data from other databases and delete data as needed. It supports real-time query performance, allowing simultaneous data insertion and retrieval. ClickHouse has improved significantly over the past two years, adding more functions and queries, as well as top functionality."
"ClickHouse provides responses within a few seconds, typically two to three seconds, which is impressive."
"We faced a challenge with deploying ClickHouse onto Kubernetes. Recently, we've been using ClickHouse Cloud, and the main issue is the high cost of the cloud service. The pricing isn't very competitive, especially for startups. I would instead buy a server and self-host if I have enough disk space. Besides that, ClickHouse has done very well, with clear goals and effective execution."
"It's easier to work with big data and calculations using the product."
"ClickHouse has positively impacted my organization by replacing PostgreSQL, which required complex foreign tables for queries, and with ClickHouse we now have Cube.js for easier data visualization."
"ClickHouse has reduced our storage cost and improved our 99th percentile latency by 40%."
"VictoriaMetrics is an excellent solution for time-series monitoring with outstanding performance."
"We observed that RAM was reduced by around 70% and disk usage by 75%, while write speed increased 3x and query per second P95 latency became 7x faster."
 

Cons

"In terms of improvements, it's not designed for very frequent small writes, making it less scalable in write-intensive workloads, and it's not flourishing in transactional use cases or when ingesting streaming data, such as batching or buffering, which is something ClickHouse will improve."
"We had a lot of troubles while deploying a whole cluster."
"The aggregation capability is a valuable feature. It's highly efficient, allowing us to review entire transaction histories and user activities in the market. We've tried MongoDB, Postgres, MariaDB, and BigQuery, but ClickHouse is the most cost-efficient solution for collecting data at high speeds with minimal cost. We even used ClickHouse Cloud for a month, and it proved to be a great setup, especially for startups looking to handle big data. For example, if there is a need for 2-4 terabytes of data and around 40 billion rows with reasonable computing speed and latency, ClickHouse is ideal. Regarding the real-time query performance of ClickHouse, when using an API server to query it, I achieved query results in less than twenty milliseconds in some of my experiments with one billion rows. However, it depends on the scenario since ClickHouse has limitations in handling mutations. Additionally, one of ClickHouse's strengths is its compression capability. Our experimental server has only four terabytes, and ClickHouse effectively compresses data, allowing us to store large amounts of data at high speed. This compression efficiency is a significant advantage of using ClickHouse."
"Too many issues exist for beginners to set up ClickHouse. Many parameters must be configured, such as maximum scatter part settings that determine when writing to a table stops."
"In terms of needed improvements, some enhancements in documentation are necessary."
"One issue is that you need persistent volumes. Otherwise, if one system goes down, you lose data in that cluster."
"ClickHouse can be improved, and the main challenge I see is its operational complexity."
"I would like ClickHouse to work more on integration with third-party tools."
"One area for improvement is documentation and learning resources."
"The main area that needs improvement in VictoriaMetrics is the documentation itself, as the support is adequate and the open-source project does provide replies within one to two days."
 

Pricing and Cost Advice

"The tool is open-source."
"For pricing, if you use the self-hosted version, it would be free. Cloud services pricing would be an eight out of ten. I try to minimize costs but still have to monitor usage."
"The tool is free."
"We used the free, community version of ClickHouse."
"ClickHouse Cloud is not expensive compared to other databases, costing a few dollars per month while providing fast performance."
"ClickHouse has an open-source version, which is free to use and has almost all the features."
"If you have an in-house deployment on Kubernetes or something, it's going to be very cheap since you'll be managing everything."
Information not available
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Top Industries

By visitors reading reviews
Financial Services Firm
16%
Computer Software Company
13%
Outsourcing Company
9%
Comms Service Provider
8%
Financial Services Firm
18%
Comms Service Provider
11%
Outsourcing Company
9%
Transportation Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business12
Midsize Enterprise5
Large Enterprise8
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for ClickHouse?
My experience with pricing, setup cost, and licensing was such that the setup costs were just my own bandwidth, while licensing and pricing were done by other members of the team so it was abstract...
What needs improvement with ClickHouse?
ClickHouse can be improved on the documentation side, and there is one small constraint that is mentioned in ClickHouse documentation, which is a partition limit of ten thousand that we hit, so if ...
What is your primary use case for ClickHouse?
My main use case for ClickHouse is data ingestion and for its OLAP properties, as we had use cases where database locks were slowing us down and because ClickHouse does not have that, we chose to u...
What is your experience regarding pricing and costs for VictoriaMetrics?
We did not require any license for VictoriaMetrics since we are using the open-source version, so the setup cost is what we incurred.
What needs improvement with VictoriaMetrics?
VictoriaMetrics is quite a good project and quite easy to use overall, though some documentation could be improved. The main area that needs improvement in VictoriaMetrics is the documentation itse...
What is your primary use case for VictoriaMetrics?
VictoriaMetrics is a time-series database that we use to handle a large volume of metrics coming from our application. We have multiple applications running, and we want to monitor everything to un...
 

Comparisons

 

Overview

Find out what your peers are saying about ClickHouse vs. VictoriaMetrics and other solutions. Updated: June 2026.
900,747 professionals have used our research since 2012.