Blumira
8.1/10
MSP Compared score
- Starting price
- Free tier available
- Reviews
- 4.6/5 (~120 G2 reviews)
- Free trial
- Free tier + 14 days
- Deployment
- Cloud
- Best for
- Lean IT teams wanting easy SIEM + detection with a free tier
Best SIEM Software · 2026
Blumira vs 
Graylog Security Blumira vs Graylog Security: on our data-weighted scoring, Blumira edges ahead (8.1 vs 8.1/10). Blumira starts at Free tier available and is best for lean IT teams wanting easy SIEM + detection with a free tier; Graylog Security starts at $18000/yr (Security, 10 GB/day) and is best for teams wanting SIEM-grade threat detection without Splunk-level cost or complexity. Choose Blumira for the stronger overall track record; consider Graylog Security if its pricing model or fit matches your environment better. Side-by-side table below.
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Graylog Security
8.1/10
MSP Compared score
- Starting price
- $18000/yr (Security, 10 GB/day)
- Reviews
- 4.4/5 (~116 G2 reviews)
- Free trial
- Free tier + 14 days
- Deployment
- Cloud + self-host
- Best for
- Teams wanting SIEM-grade threat detection without Splunk-level cost or complexity
Strengths at a glance
Six criteria, each scored 0–10 on the same scale from real review data, public pricing and feature coverage. See our methodology →
| Criterion | Blumira | Graylog Security |
|---|---|---|
| Editorial | 8.1 | 8.1 |
| User reviews | 9.2 | 8.8 |
| Adoption | 5.5 | 5.5 |
| Affordability | 9.5 | 9.5 |
| Feature breadth | 5.0 | 6.0 |
| Ease of trial | 10.0 | 10.0 |
Blumira vs Graylog Security: head-to-head
| Blumira | Graylog Security | |
|---|---|---|
| Starting price | Free tier available | $18000/yr (Security, 10 GB/day) |
| Pricing model | per user | per gb |
| Free trial / tier | Free tier + 14 days | Free tier + 14 days |
| Best for | Lean IT teams wanting easy SIEM + detection with a free tier | Teams wanting SIEM-grade threat detection without Splunk-level cost or complexity |
| Deployment | Cloud | Cloud + self-host |
| G2 rating | 4.6/5 (120) | 4.4/5 (116) |
| Capterra rating | — | — |
| Our score | 8.1 | 8.1 |
Choose Blumira if…
You need lean it teams wanting easy siem + detection with a free tier.
✓ Pros
- Genuinely easy SIEM
- Free M365 tier
- Fast deployment
✕ Cons
- Lighter than enterprise SIEM
- Paid tiers quote-based
- Smaller integration set
Choose Graylog Security if…
You need teams wanting siem-grade threat detection without splunk-level cost or complexity.
✓ Pros
- Strong value vs Splunk
- Real free self-hosted tier
- Data Lake avoids ingestion tax
✕ Cons
- Enterprise pricing requires sales
- Inherits Elastic/OpenSearch ops complexity
- Limited OTLP/observability scope
In depth
Pricing: Blumira vs Graylog Security
Blumira bills on a per user model from Free tier available (free tier available), while Graylog Security uses a per gb model from $18000/yr (Security, 10 GB/day) (free tier available). Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.
Features & deployment
Blumira ships 5 headline capabilities (Cloud SIEM, Automated detections + playbooks, 24/7 SecOps support, Honeypots) and deploys Cloud. Graylog Security ships 6 (Free open-source tier, SIEM with MITRE ATT&CK mapping, Sigma rules + UEBA + risk scoring, Pipeline-based enrichment), deploying Cloud + self-host.
Ratings & verdict
Blumira holds 4.6/5 (~120 G2 reviews); Graylog Security holds 4.4/5 (~116 G2 reviews). On our data-weighted score, Blumira edges ahead (8.1 vs 8.1/10). Pick Graylog Security instead when teams wanting siem-grade threat detection without splunk-level cost or complexity. See Blumira alternatives or Graylog Security alternatives.
Frequently asked questions
- Blumira vs Graylog Security: which is better?
- Blumira vs Graylog Security: on our data-weighted scoring, Blumira edges ahead (8.1 vs 8.1/10). Blumira starts at Free tier available and is best for lean IT teams wanting easy SIEM + detection with a free tier; Graylog Security starts at $18000/yr (Security, 10 GB/day) and is best for teams wanting SIEM-grade threat detection without Splunk-level cost or complexity.
- Is Blumira cheaper than Graylog Security?
- Blumira starts at Free tier available and Graylog Security starts at $18000/yr (Security, 10 GB/day) (see the pricing rows for models and limits).
Data as of September 17, 2026. Sources: blumira.com, graylog.org. Figures are pulled from public vendor and security data and refreshed automatically.