Splunk Enterprise Security (ES) vs ArcSight: SIEM Comparison (2026)

An independent side-by-side comparison of Splunk Enterprise Security (ES) and ArcSight 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
ArcSight
0 / 6 probes
0%
Invisible
Perplexity
Splunk Enterprise Security (ES)
Tracking…
No data yet
ArcSight
0 / 7 probes
0%
Invisible
Gemini
Splunk Enterprise Security (ES)
Tracking…
No data yet
ArcSight
0 / 6 probes
0%
Invisible
Claude
Splunk Enterprise Security (ES)
Tracking…
No data yet
ArcSight
0 / 6 probes
0%
Invisible
Copilot
Splunk Enterprise Security (ES)
Tracking…
No data yet
ArcSight
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
ArcSight
Starting price
Free tier
opentext.com

Key Features

Splunk Enterprise Security (ES)

Feature data is being indexed.

ArcSight

Feature data is being indexed.

When to choose Splunk Enterprise Security (ES)

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

When to choose ArcSight

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

AI visibility profiles

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