IBM QRadar vs Splunk Enterprise Security (ES): SIEM Comparison (2026)

An independent side-by-side comparison of IBM QRadar and Splunk Enterprise Security (ES) 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.

Too early to call — probes still building data.
ChatGPT
IBM QRadar
4 / 6 probes
67%
Excellent
Splunk Enterprise Security (ES)
Tracking…
No data yet
Perplexity
IBM QRadar
5 / 7 probes
71%
Excellent
Splunk Enterprise Security (ES)
Tracking…
No data yet
Gemini
IBM QRadar
0 / 6 probes
0%
Invisible
Splunk Enterprise Security (ES)
Tracking…
No data yet
Claude
IBM QRadar
4 / 6 probes
67%
Excellent
Splunk Enterprise Security (ES)
Tracking…
No data yet
Copilot
IBM QRadar
4 / 6 probes
67%
Excellent
Splunk Enterprise Security (ES)
Tracking…
No data yet
Scale:NoneLowFairStrongExcellent

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

Pricing

IBM QRadar
Starting price
Free tier
ibm.com
Splunk Enterprise Security (ES)
Starting price
Free tier
splunk.com

Key Features

IBM QRadar

Feature data is being indexed.

Splunk Enterprise Security (ES)

Feature data is being indexed.

When to choose IBM QRadar

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

When to choose Splunk Enterprise Security (ES)

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

AI visibility profiles

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