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 vendor is cited by major AI engines when real buyers ask siem questions. Tracked across ChatGPT, Perplexity, Gemini, and Claude over the last 90 days. Methodology.

ChatGPT
Splunk: tracking…
IBM QRadar: tracking…
Perplexity
Splunk: tracking…
IBM QRadar: tracking…
Gemini
Splunk: tracking…
IBM QRadar: tracking…
Claude
Splunk: tracking…
IBM QRadar: tracking…

Probes run hourly; each (engine × query) combo retests every ~3 days. Fresh categories may show "tracking…" until probes complete.

Pricing

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

Key Features

Splunk

Feature data is being indexed.

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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