Splunk Enterprise Security (ES) vs Datadog Cloud SIEM: SIEM Comparison (2026)

An independent side-by-side comparison of Splunk Enterprise Security (ES) and Datadog Cloud SIEM 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
Splunk Enterprise Security (ES)
Tracking…
No data yet
Datadog Cloud SIEM
1 / 6 probes
17%
Average
Perplexity
Splunk Enterprise Security (ES)
Tracking…
No data yet
Datadog Cloud SIEM
2 / 7 probes
29%
Average
Gemini
Splunk Enterprise Security (ES)
Tracking…
No data yet
Datadog Cloud SIEM
0 / 6 probes
0%
Invisible
Claude
Splunk Enterprise Security (ES)
Tracking…
No data yet
Datadog Cloud SIEM
1 / 6 probes
17%
Average
Copilot
Splunk Enterprise Security (ES)
Tracking…
No data yet
Datadog Cloud SIEM
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

Splunk Enterprise Security (ES)
Starting price
Free tier
splunk.com
Datadog Cloud SIEM
Starting price
$5/GB/month
Free tier
datadoghq.com

Key Features

Splunk Enterprise Security (ES)

Feature data is being indexed.

Datadog Cloud SIEM
  • 800+ detection rules
  • Real-time alert analysis
  • 12-month data retention
  • Automated incident workflows

When to choose Splunk Enterprise Security (ES)

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

When to choose Datadog Cloud SIEM

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

AI visibility profiles

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