Microsoft Sentinel vs Splunk: SIEM Comparison (2026)
An independent side-by-side comparison of Microsoft Sentinel and Splunk for siem buyers — pricing, features, integrations, and how often each is cited by major AI engines.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask siem questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Splunk leads overall — 53% cited vs Microsoft Sentinel 0% across 60 probes.
ChatGPT
Microsoft Sentinel
0 / 6 probes
0%
InvisibleSplunkLeads
4 / 6 probes
67%
ExcellentPerplexity
Microsoft Sentinel
0 / 6 probes
0%
InvisibleSplunkLeads
5 / 6 probes
83%
ExcellentGemini
Microsoft Sentinel
0 / 6 probes
0%
InvisibleSplunkLeads
1 / 6 probes
17%
AverageClaude
Microsoft Sentinel
0 / 6 probes
0%
InvisibleSplunkLeads
4 / 6 probes
67%
ExcellentCopilot
Microsoft Sentinel
0 / 6 probes
0%
InvisibleSplunkLeads
2 / 6 probes
33%
GoodScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Microsoft Sentinel
Feature data is being indexed.
Splunk
- ✓Workload-based pricing
- ✓Ingest pricing model
- ✓Entity-based pricing
- ✓Activity-based pricing
When to choose Microsoft Sentinel
Choose Microsoft Sentinel if your team prioritizes its strengths over Splunk's. Full guidance populates as Microsoft Sentinel's feature data is indexed.
When to choose Splunk
Choose Splunk if your team prioritizes its strengths over Microsoft Sentinel's. Full guidance populates as Splunk's feature data is indexed.