# Sigma Query vs UTMStack Real-time SIEM & XDR: side-by-side comparison (2026) [Sigma Query](https://cybersectools.com/tools/sigmaquery-precise-sigma-rule-search) is a free [detection engineering](https://cybersectools.com/categories/detection-engineering) solution. [UTMStack Real-time SIEM & XDR](https://cybersectools.com/tools/utmstack-real-time-siem-and-xdr) is a commercial [security information and event management](https://cybersectools.com/categories/security-information-and-event-management-siem) solution by [UTMStack](https://cybersectools.com/companies/utmstack). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Sigma Query | UTMStack Real-time SIEM & XDR | |---|---|---| | Pricing model | Free | Commercial | | Category | Detection Engineering | Security Information and Event Management | | Verified | No | No | | Deployment type | Cloud | Hybrid | | Company size fit | Startup | SMB, Mid-Market, Enterprise | | Company | – | UTMStack | | Headquarters | – | – | ### Use cases and capabilities | | Sigma Query | UTMStack Real-time SIEM & XDR | |---|---|---| | MITRE ATT&CK | Yes | – | | Detection Rules | Yes | – | | Windows | Yes | – | | Linux | Yes | – | | Open Source | Yes | Yes | | Log Management | – | Yes | ### Core features **Sigma Query** 10 features listed. Sign in on the page to see them. **UTMStack Real-time SIEM & XDR** 10 features listed. Sign in on the page to see them. ### Integrations **Sigma Query** 16 integrations listed. Sign in on the page to see them. **UTMStack Real-time SIEM & XDR** 3 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Sigma Query](https://cybersectools.com/tools/sigmaquery-precise-sigma-rule-search) fits if you want a cloud product, you are a startup and you need a free product. - [UTMStack Real-time SIEM & XDR](https://cybersectools.com/tools/utmstack-real-time-siem-and-xdr) fits if you need both cloud and on-premises options and you are a small business or a mid-market company or an enterprise. ## Sigma Query vs UTMStack Real-time SIEM & XDR FAQ Common questions when comparing Sigma Query vs UTMStack Real-time SIEM & XDR for detection engineering. ### What is the difference between Sigma Query and UTMStack Real-time SIEM & XDR? **Sigma Query**: Searchable repository of Sigma detection rules for threat hunting and SIEM. **UTMStack Real-time SIEM & XDR**: Open source SIEM and XDR platform for real-time threat detection and response. Built by UTMStack. The table above shows where their features, integrations, deployment and company size fit differ. ### Is Sigma Query a good alternative to UTMStack Real-time SIEM & XDR? In part. Sigma Query and UTMStack Real-time SIEM & XDR are not in the same category on CybersecTools. Both cover Open Source. Key differences: Sigma Query is Free while UTMStack Real-time SIEM & XDR is Commercial. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Sigma Query vs Anvilogic AI SOC](https://cybersectools.com/compare/anvilogic-ai-soc-vs-sigmaquery-precise-sigma-rule-search) - [Sigma Query vs Rilevera](https://cybersectools.com/compare/rilevera-vs-sigmaquery-precise-sigma-rule-search) - [Sigma Query vs Crimson7 Defensive Engineering](https://cybersectools.com/compare/crimson7-defensive-engineering-vs-sigmaquery-precise-sigma-rule-search) - [UTMStack Real-time SIEM & XDR vs Anvilogic AI SOC](https://cybersectools.com/compare/anvilogic-ai-soc-vs-utmstack-real-time-siem-and-xdr) - [UTMStack Real-time SIEM & XDR vs Rilevera](https://cybersectools.com/compare/rilevera-vs-utmstack-real-time-siem-and-xdr) - [UTMStack Real-time SIEM & XDR vs Crimson7 Defensive Engineering](https://cybersectools.com/compare/crimson7-defensive-engineering-vs-utmstack-real-time-siem-and-xdr) ## Alternatives to each - [See all Sigma Query alternatives](https://cybersectools.com/alternatives/sigmaquery-precise-sigma-rule-search) - [See all UTMStack Real-time SIEM & XDR alternatives](https://cybersectools.com/alternatives/utmstack-real-time-siem-and-xdr) --- Source: https://cybersectools.com/compare/sigmaquery-precise-sigma-rule-search-vs-utmstack-real-time-siem-and-xdr For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/sigmaquery-precise-sigma-rule-search.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Sigma Query and UTMStack Real-time SIEM & XDR: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md