Graylog vs Logz.io: Which is Better in 2026?
Choosing between Graylog and Logz.io comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Graylog wins this matchup. Site24x7 is our overall Log Management pick. Logstash is our free Log Management pick. Pick Logz.io if you need monitoring.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Graylog
Open-source log management platform
Best for you if:
- • You want open source log management
Logz.io
Cloud observability platform on Elastic
Best for you if:
- • You want ELK-based observability
| At a Glance | Graylog | Logz.io |
|---|---|---|
Starts at | Free Free plan | Free Free plan |
Category | Log Management DevOps | Monitoring Log Management |
Rating | 4.5/5 G2 4.4 · Capterra 4.6 152 reviews | 4.5/5 G2 4.5 171 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | Overage fees for exceeding data limits |
Choose Graylog or Logz.io?
Choose Graylog if
- You want open source log management
- You want good search
- You work in log management, not monitoring
Choose Logz.io if
- You want ELK-based observability
- You want good log management
- Budget matters (Free vs Free)
- You work in monitoring, not log management
In-Depth Analysis
Graylog
Open-source log management platform
Graylog's pricing is very generous, offering a fully functional Open-source tier for free.
Strengths
- Pro: Open source log management
- Pro: Good search
- Pro: Self-hostable
- Pro: Alerting
- Pro: Active community
Weaknesses
- Con: Resource intensive
- Con: Setup complex
- Con: Enterprise features paid
- Con: UI dated
- Con: Documentation gaps
Key features
Logz.io
Cloud observability platform on Elastic
Logz.io's pricing starts generously with a free Community tier offering 1GB/day, which is excellent for small projects or evaluation.
Watch out
Overage fees for exceeding data limits
Strengths
- Pro: ELK-based observability
- Pro: Good log management
- Pro: Managed service
- Pro: Good support
- Pro: Fair pricing
Weaknesses
- Con: Can get expensive
- Con: Learning curve
- Con: Query complexity
- Con: Limited retention cheaper
- Con: Better alternatives exist
Key features
Pricing: Graylog vs Logz.io
| Plan | Graylog | Logz.io |
|---|---|---|
| Tier 1 | Free Open | Free Community |
| Tier 2 | $1250 month Operations | $89 month Pro |
Pricing verified from each vendor's public pricing page. Compare in detail on Graylog pricing and Logz.io pricing.
Key Takeaways
Graylog
- Free tier available
- Our pick for this comparison
Logz.io
- Larger review base (171 reviews)
- Better fit for monitoring
The Bottom Line
Graylog wins this matchup. Site24x7 is our overall Log Management pick. Logstash is our free Log Management pick.
Frequently Asked Questions
Is Graylog or Logz.io better in 2026?
Graylog wins this matchup. Site24x7 is our overall Log Management pick. Logstash is our free Log Management pick. Pick Graylog for log management workflows (main strength: open source log management). Pick Logz.io for monitoring workflows (main strength: ELK-based observability).
What are Graylog and Logz.io used for?
Graylog: Open-source log management platform. Logz.io: Cloud observability platform on Elastic.
What does Graylog cost vs Logz.io?
Graylog's paid plans start at Free (Operations). Logz.io's paid plans start at Free (Pro).
What's the main difference between Graylog and Logz.io?
Graylog's main strength: open source log management. Logz.io's main strength: ELK-based observability.