Open Source SIEM · Head-to-Head

Graylog vs LogRhythm

Graylog and LogRhythm are both open source siem solutions. Graylog open-source log management and SIEM platform with intuitive analytics, while LogRhythm unified SIEM platform with threat lifecycle management and built-in SOAR. The best choice depends on your organization's size, technical requirements, and budget.

Last updated

The Verdict

Choose Graylog if open-source core with generous free tier is your priority and teams needing cost-effective log management with SIEM capabilities and an intuitive user experience. Choose LogRhythm if all-in-one platform with SIEM, SOAR, UEBA, and NDR matters most and mid-to-large enterprises wanting an all-in-one SIEM with built-in SOAR and simplified threat lifecycle management.

Tried Graylog or LogRhythm? Drop a quick rating.

Feature-by-Feature Comparison

FeatureLogRhythmGraylog
PricingCustom enterprise pricing (typically $30K-$200K+/year)Free (Open) / From $1,250/month (Operations) / Security custom
Pricing ModelPerpetual license or subscription (MPS-based)Per-node licensing (Operations and Security tiers)
Open SourceNoYes
DeploymentCloud, Self-HostedCloud, Self-Hosted
Best ForMid-to-large enterprises wanting an all-in-one SIEM with built-in SOAR and simplified threat lifecycle managementTeams needing cost-effective log management with SIEM capabilities and an intuitive user experience
Centralized log management and collec...Not availableSupported
Security analytics and threat detectionNot availableSupported
Pipeline processing for data enrichmentNot availableSupported

When to Choose Each Tool

Choose LogRhythm when:

  • +You value all-in-one platform with SIEM, SOAR, UEBA, and NDR
  • +You value strong out-of-the-box content and use cases
  • +You value prescriptive analytics guide analyst workflows
  • +You want to avoid smaller community and ecosystem than Splunk or Elastic
  • +You want to avoid security features less mature than dedicated SIEMs

Choose Graylog when:

  • +You value open-source core with generous free tier
  • +You value intuitive UI with lower learning curve than Splunk
  • +You value efficient resource utilization and storage
  • +You want to avoid smaller market share and community than Splunk
  • +You want to avoid limited cloud-native capabilities

Pros & Cons Comparison

LogRhythm

Pros

  • +All-in-one platform with SIEM, SOAR, UEBA, and NDR
  • +Strong out-of-the-box content and use cases
  • +Prescriptive analytics guide analyst workflows
  • +Good for compliance-driven environments
  • +Lower total cost than Splunk for equivalent features

Cons

  • Smaller market share and community than Splunk
  • Limited cloud-native capabilities
  • Modernization pace slower than cloud-native competitors
  • Complex initial deployment and configuration

Graylog

Pros

  • +Open-source core with generous free tier
  • +Intuitive UI with lower learning curve than Splunk
  • +Efficient resource utilization and storage
  • +Strong pipeline processing for data transformation
  • +Predictable per-node licensing

Cons

  • Smaller community and ecosystem than Splunk or Elastic
  • Security features less mature than dedicated SIEMs
  • Limited out-of-the-box security content
  • Enterprise features require paid license

Sources & References

  1. Graylog — Official Website & Documentation[Vendor]
  2. LogRhythm — Official Website & Documentation[Vendor]
  3. Graylog Reviews on G2[User Reviews]
  4. LogRhythm Reviews on G2[User Reviews]
  5. Graylog Reviews on TrustRadius[User Reviews]
  6. LogRhythm Reviews on TrustRadius[User Reviews]
  7. Graylog Reviews on PeerSpot[User Reviews]
  8. LogRhythm Reviews on PeerSpot[User Reviews]
  9. Gartner Magic Quadrant for SIEM 2024[Analyst Report]
  10. Forrester Wave: Security Analytics Platforms, Q4 2024[Analyst Report]
  11. IDC MarketScape: Worldwide SIEM 2024[Analyst Report]
  12. MITRE ATT&CK Evaluations[Industry Evaluation]
  13. Gartner Peer Insights: SIEM[Peer Reviews]

Graylog vs LogRhythm FAQ

Quick answers for teams evaluating Graylog vs LogRhythm.

What is the main difference between Graylog and LogRhythm?

Graylog and LogRhythm are both open source siem solutions. Graylog open-source log management and SIEM platform with intuitive analytics, while LogRhythm unified SIEM platform with threat lifecycle management and built-in SOAR. The best choice depends on your organization's size, technical requirements, and budget.

Is LogRhythm better than Graylog?

Choose Graylog if open-source core with generous free tier is your priority and teams needing cost-effective log management with SIEM capabilities and an intuitive user experience. Choose LogRhythm if all-in-one platform with SIEM, SOAR, UEBA, and NDR matters most and mid-to-large enterprises wanting an all-in-one SIEM with built-in SOAR and simplified threat lifecycle management.

How much does LogRhythm cost compared to Graylog?

LogRhythm starts at Custom enterprise pricing (typically $30K-$200K+/year) (perpetual license or subscription (mps-based)). Graylog starts at Free (Open) / From $1,250/month (Operations) / Security custom (per-node licensing (operations and security tiers)). As always, the sticker price only tells part of the story. Factor in add-ons, implementation costs, and what's actually included at each tier.

Can I migrate from Graylog to LogRhythm?

It depends on how deeply Graylog is embedded in your stack. Most teams run both in parallel for a few weeks before cutting over. Check whether LogRhythm supports importing your existing configs or policies. That's usually the biggest time sink.