Choosing the right database is a critical choice when building any software application. All databases have different strengths and weaknesses when it comes to performance, so deciding which database has the most benefits and the most minor downsides for your specific use case and data model is an important decision. Below you will find an overview of the key concepts, architecture, features, use cases, and pricing models of InfluxDB and VictoriaMetrics so you can quickly see how they compare against each other.

The primary purpose of this article is to compare how InfluxDB and VictoriaMetrics perform for workloads involving time series data, not for all possible use cases. Time series data typically presents a unique challenge in terms of database performance. This is due to the high volume of data being written and the query patterns to access that data. This article doesn't intend to make the case for which database is better; it simply provides an overview of each database so you can make an informed decision.

InfluxDB vs VictoriaMetrics Breakdown


 
Database Model

Time Series Database

Time series database

Architecture

Cloud-native architecture available as a fully managed cloud service or self-managed on your own hardware

VictoriaMetrics can be deployed as a single-node instance for small-scale applications or as a clustered setup for large-scale applications, offering horizontal scalability and replication.

License

InfluxDB 3 Core: MIT (open source). InfluxDB 3 Enterprise: commercial license.

Apache 2.0

Use Cases

Monitoring, observability, IoT, real-time analytics, Industrial AI, Aerospace

Monitoring, observability, IoT, real-time analytics, DevOps, application performance monitoring

Scalability

Horizontally scalable with decoupled compute and storage; object storage reduces infrastructure costs significantly

Horizontally scalable, supports clustering and replication for high availability and performance

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InfluxDB Overview

InfluxDB is a time series database built for storing metrics, events, logs, and traces. InfluxData released the first version in 2013. It is the most widely deployed time series database in the world and consistently ranks #1 in the DB-Engines time series database category with a 21.60 score.

InfluxDB 3 is the most recent version of InfluxDB. Its architecture separates compute and storage, so each scales independently based on workload demands. InfluxDB 3 supports standard SQL and InfluxQL, a time-series-optimized query language with built-in functions for downsampling, windowed aggregations, and time-range filtering.

InfluxDB 3 is available in five deployment options:

  • InfluxDB 3 Core: Open source, self-managed, MIT licensed.
  • InfluxDB 3 Enterprise: Self-managed with enterprise capabilities including clustering, role-based access control, and automated backup and restore.
  • InfluxDB Cloud Serverless: Fully managed, usage-based pricing, available across major cloud providers.
  • InfluxDB Cloud Dedicated: Managed cloud on dedicated infrastructure for workloads requiring isolation or hardware-level configuration.
  • Amazon Timestream for InfluxDB: InfluxDB fully managed by AWS, natively integrated

VictoriaMetrics Overview

VictoriaMetrics is an open source time series database developed by the company VictoriaMetrics. The database aims to assist individuals and organizations in addressing their big data challenges by providing state-of-the-art monitoring and observability solutions. VictoriaMetrics is designed to be a fast, cost-effective, and scalable monitoring solution and time series database.


InfluxDB for Time Series Data

InfluxDB is the right choice when the workload is time series by nature: data arrives continuously, records are rarely modified after they are written, queries span time ranges, and volume grows with the number of sources rather than user activity.

InfluxDB is purpose-built for these workloads:

  • Infrastructure and application observability: server metrics, container telemetry, Kubernetes monitoring
  • Machine learning and AI: High-frequency feature data, model performance metrics, and inference telemetry at the latency and scale ML pipelines require
  • IoT and industrial sensor data: high-frequency writes from large device fleets
  • Energy systems: smart meters, battery storage telemetry, renewable asset monitoring
  • Network telemetry: gNMI streaming, SNMP at scale, NetFlow records
  • Satellite and aerospace: High-frequency telemetry from satellites, launch vehicles, and ground systems where data volume is extreme and decisions are time-sensitive
  • Financial time series: tick data, price feeds, OHLCV aggregations

At high data volumes, InfluxDB’s columnar storage and object storage backend compress time series data aggressively and store it at a fraction of the cost of in-memory or block storage.

VictoriaMetrics for Time Series Data

VictoriaMetrics is designed for time series data, making it a solid choice for applications that involve the storage and analysis of time-stamped data. It provides high-performance storage and retrieval capabilities, enabling efficient handling of large volumes of time series data.


InfluxDB Key Concepts

  • Columnar storage: InfluxDB stores data in a column-oriented format using both open source and proprietary standards for persistent storage and Apache Arrow as the in-memory representation. Columnar storage produces strong compression ratios and fast time-range reads.

  • Data model: InfluxDB organizes data into databases, measurements (equivalent to tables), tags (indexed identifiers used for filtering), and fields (the measured values). InfluxDB 3 supports unlimited tables and columns. Data models evolve without schema migrations or predefined column limits.

  • Query languages: InfluxDB supports standard SQL and InfluxQL. InfluxQL includes built-in time-series functions: gap filling, window aggregations, downsampling, and rate calculations from counter data.

  • Decoupled architecture: InfluxDB 3 separates ingestion, query compute, and storage into independently scalable components. Teams tune each layer to workload requirements rather than provisioning for peak across all three simultaneously.

  • Retention policies: Users configure retention policies that automatically expire data after a defined duration. No manual partition drops, retention scripts, or index rebuilds required.

  • Telegraf integration: Telegraf, InfluxData’s open-source data collection agent, connects to 400+ data sources out of the box and writes directly to InfluxDB. It is part of the standard telemetry collection stack for tens of thousands of teams worldwide.

  • Unlimited Cardinality: The InfluxDB 3 storage engine enables high-performance queries across tables with millions of columns without impacting query performance.

VictoriaMetrics Key Concepts

  • Time Series: VictoriaMetrics stores data in the form of time series, which are sequences of data points indexed by time.
  • Metric: A metric represents a specific measurement or observation that is tracked over time.
  • Tag: Tags are key-value pairs associated with a time series and are used for filtering and grouping data.
  • Field: Fields contain the actual data values associated with a time series.
  • Query Language: VictoriaMetrics supports its own query language, which allows users to retrieve and analyze time series data based on specific criteria.

InfluxDB Architecture

InfluxDB 3 separates data ingestion, querying, compaction, and garbage collection into components that operate independently. This separation allows compute and storage to scale in different directions based on actual workload requirements.

Data written to InfluxDB flows through ingesters with millisecond-level latency and is immediately queryable. A background compactor consolidates new files and moves them to object storage. The query layer pulls seamlessly from both in-flight ingester data and object storage, so there is no gap between data arrival and query availability.

Object storage handles long-term persistence at low cost. Teams retain data at higher frequencies and for longer periods without driving up infrastructure costs on expensive storage tiers.

VictoriaMetrics Architecture

VictoriaMetrics is available in two forms: Single-server-VictoriaMetrics and VictoriaMetrics Cluster. The Single-server-VictoriaMetrics is an all-in-one binary that is easy to use and maintain. It vertically scales well and can handle millions of metrics per second. On the other hand, VictoriaMetrics Cluster consists of components that allow for building horizontally scalable clusters, enabling high availability and scalability in demanding environments. The architecture of VictoriaMetrics enables users to choose the deployment option that best suits their needs and scale their database infrastructure as required.

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InfluxDB Features

High-performance storage and querying

InfluxDB 3 is optimized for time series at every layer: ingestion, storage, and query execution. InfluxDB 3.10 delivers significantly faster query performance compared to prior InfluxDB 3 releases, with the most pronounced gains on single-series lookups, real-time telemetry queries, and metadata operations. Performance varies by workload.

Retention policies

InfluxDB automatically expires data after a configured duration. No external orchestration required.

Data compression

InfluxDB 3’s storage engine delivers strong compression ratios on time series data. Background compaction continuously consolidates smaller files into larger ones that are cheaper to store and faster to query.

Horizontal scaling and clustering

InfluxDB 3 Enterprise supports horizontal scaling and clustering, distributing data and query load across nodes for performance and fault tolerance.

Data tiering

InfluxDB 3 automatically moves data between hot and cold storage tiers. Recent data stays accessible for low-latency queries. Older data moves to object storage, where it remains queryable at lower cost without manual lifecycle management.

Row-level deletions

Users delete individual data points or subsets within a table without dropping entire tables or databases.

Auto-Distinct Value Caching

InfluxDB 3.10 automatically creates caches for metadata queries, making operations like SHOW TAG VALUES significantly faster without manual cache configuration.

Processing Engine

InfluxDB 3 runs Python code directly inside the database for real-time transformations, anomaly detection, and forecasting. Plugins trigger on a schedule, via HTTP requests, or on data write with no external processing layer required.

VictoriaMetrics Features

High performance

VictoriaMetrics is optimized for high-performance storage and retrieval of time series data. It can efficiently handle millions of metrics per second and offers fast query execution for real-time analysis.

Scalability

The architecture of VictoriaMetrics allows for both vertical and horizontal scalability, enabling users to scale their monitoring and time series database infrastructure as their data volume and demand grow.

Cost-effectiveness

VictoriaMetrics provides a cost-effective solution for managing time series data. Its efficient storage and query capabilities contribute to minimizing operational costs while maintaining high performance.


InfluxDB Use Cases

Monitoring and alerting

InfluxDB stores and processes time series data from infrastructure, applications, and devices at scale. Combined with visualization tools like Grafana, teams build real-time dashboards and threshold-based alerting without query latency degrading as data accumulates.

Machine learning and AI

InfluxDB stores the high-frequency feature data, model performance metrics, and inference telemetry that ML pipelines depend on. The built-in Processing Engine runs anomaly detection and forecasting models directly against live data without a separate compute layer.

IoT data storage and analysis

High write throughput and configurable retention policies make InfluxDB a fit for IoT deployments where sensors generate continuous data streams. Teams ingest at high frequency, retain what matters, and query across the full dataset with consistent performance.

Energy systems

InfluxDB manages telemetry from smart meters, grid infrastructure, battery storage systems, and renewable assets at the write rates and retention windows energy operators require. Cell-level monitoring, cross-site portfolio analytics, and long-horizon capacity planning all run on the same platform without architectural workarounds.

Real-time analytics

InfluxDB handles application performance monitoring, user behavior tracking, and financial data analysis in real time. SQL and InfluxQL support lets teams run complex aggregations and time-windowed queries without a dedicated analytics layer.

Infrastructure and application monitoring

InfluxDB handles the cardinality and write throughput that infrastructure monitoring generates at scale: millions of unique tag combinations across hosts, services, containers, and endpoints. Teams query recent and historical data spanning months or years without separate storage tiers or query engines.

Satellite & Aerospace

InfluxDB stores and analyzes high-frequency telemetry from satellites, launch vehicles, and ground systems where data volume is extreme and query latency affects operational decisions. Object storage tiering keeps years of mission data accessible without runaway infrastructure costs.

Industrial AI

InfluxDB ingests continuous signals from PLCs, SCADA systems, and industrial sensors at the frequencies predictive maintenance and process optimization models require. The Processing Engine runs detection and forecasting plugins in-database, reducing latency between sensor data and actionable output.

Data historian augmentation

InfluxDB extends legacy data historians by capturing the high-resolution, high-frequency process data that traditional historians compress, downsample, or age out. Open SQL and InfluxQL access frees that data from closed historian interfaces, while object storage tiering retains full-fidelity history at a fraction of the cost of expanding the existing system. Teams bridge plant-floor signals into modern analytics or ML pipelines and run Processing Engine plugins against live and archived data, modernizing without ripping out the historian they already depend on.

VictoriaMetrics Use Cases

Monitoring and Observability

VictoriaMetrics is widely used for monitoring and observability purposes, allowing organizations to collect, store, and analyze metrics and performance data from various systems and applications. It provides the necessary tools and capabilities to track and visualize key performance indicators, troubleshoot issues, and gain insights into system behavior.

IoT Data Management

VictoriaMetrics is suitable for handling large volumes of time series data generated by IoT devices. It can efficiently store and process sensor data, enabling real-time monitoring and analysis of IoT ecosystems. VictoriaMetrics allows for tracking and analyzing data from factories, manufacturing plants, satellites, and other IoT devices.

Capacity Planning

VictoriaMetrics enables retrospective analysis and forecasting of metrics for capacity planning purposes. It allows organizations to analyze historical data, identify patterns and trends, and make informed decisions about resource allocation and future capacity requirements.


InfluxDB Pricing Model

InfluxDB offers several pricing options, including a free open source version, a cloud-based offering, and an enterprise edition for on-premises deployment:

  • InfluxDB 3 Core: Free, open source, self-managed. Provides core time series database functionality on the InfluxDB 3 architecture.
  • InfluxDB Cloud Serverless: Fully managed, multi-tenant cloud., pay-as-you-go. No infrastructure to manage. Available across major cloud providers.
  • InfluxDB Cloud Dedicated: Managed deployment on dedicated infrastructure for workloads requiring isolation or hardware-level configuration control.
  • InfluxDB 3 Enterprise: Self-managed enterprise deployment with clustering, role-based access control, automated backup and restore, and production support.

VictoriaMetrics Pricing Model

VictoriaMetrics is an open source project, which means it is available for free usage and doesn’t require any licensing fees. Users can download the binary releases, Docker images, or source code to set up and deploy VictoriaMetrics without incurring any direct costs. VictoriaMetrics also has paid offerings for on-prem Enterprise products and managed VictoriaMetrics instances.