Splunk vs IBM QRadar: SIEM Comparison (2026)

An independent side-by-side comparison of Splunk and IBM QRadar 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.

Tied overall — both at 53% cited across 60 probes.
ChatGPT
Splunk
4 / 6 probes
67%
Excellent
IBM QRadar
4 / 6 probes
67%
Excellent
Perplexity
SplunkLeads
5 / 6 probes
83%
Excellent
IBM QRadar
4 / 6 probes
67%
Excellent
Gemini
SplunkLeads
1 / 6 probes
17%
Average
IBM QRadar
0 / 6 probes
0%
Invisible
Claude
Splunk
4 / 6 probes
67%
Excellent
IBM QRadar
4 / 6 probes
67%
Excellent
Copilot
Splunk
2 / 6 probes
33%
Good
IBM QRadarLeads
4 / 6 probes
67%
Excellent
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Splunk
Starting price
Free tier
splunk.com
IBM QRadar
Starting price
Free tier
ibm.com

Key Features

Splunk
  • Workload-based pricing
  • Ingest pricing model
  • Entity-based pricing
  • Activity-based pricing
IBM QRadar

Feature data is being indexed.

When to choose Splunk

Choose Splunk if your team prioritizes its strengths over IBM QRadar's. Full guidance populates as Splunk's feature data is indexed.

When to choose IBM QRadar

Choose IBM QRadar if your team prioritizes its strengths over Splunk's. Full guidance populates as IBM QRadar's feature data is indexed.

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