IBM QRadar vs Splunk: SIEM Comparison (2026)

An independent side-by-side comparison of IBM QRadar and Splunk 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
IBM QRadar: tracking…
Splunk: tracking…
Perplexity
IBM QRadar: tracking…
Splunk: tracking…
Gemini
IBM QRadar: tracking…
Splunk: tracking…
Claude
IBM QRadar: tracking…
Splunk: tracking…

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

Pricing

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

Key Features

IBM QRadar

Feature data is being indexed.

Splunk

Feature data is being 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.

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.

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