ArcSight vs Sumo Logic: SIEM Comparison (2026)

An independent side-by-side comparison of ArcSight and Sumo Logic 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.

Sumo Logic leads overall27% cited vs ArcSight 0% across 60 probes.
ChatGPT
ArcSight
0 / 6 probes
0%
Invisible
Sumo LogicLeads
2 / 6 probes
33%
Good
Perplexity
ArcSight
0 / 6 probes
0%
Invisible
Sumo LogicLeads
3 / 6 probes
50%
Excellent
Gemini
ArcSight
0 / 6 probes
0%
Invisible
Sumo Logic
0 / 6 probes
0%
Invisible
Claude
ArcSight
0 / 6 probes
0%
Invisible
Sumo LogicLeads
2 / 6 probes
33%
Good
Copilot
ArcSight
0 / 6 probes
0%
Invisible
Sumo LogicLeads
1 / 6 probes
17%
Average
Scale:NoneLowFairStrongExcellent

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

Pricing

ArcSight
Starting price
Free tier
opentext.com
Sumo Logic
Starting price
$3.14/TB scanned
Free tier
Yes
sumologic.com

Key Features

ArcSight

Feature data is being indexed.

Sumo Logic
  • Unlimited users
  • AI-driven alerting
  • Real-time threat detection
  • Automatically detects anomalies
  • Unify your stack with integrations
  • 24/7 support and automation
  • Full visibility into logs
  • Run automated playbooks

When to choose ArcSight

Choose ArcSight if your team prioritizes its strengths over Sumo Logic's. Full guidance populates as ArcSight's feature data is indexed.

When to choose Sumo Logic

Choose Sumo Logic if your team prioritizes its strengths over ArcSight's. Full guidance populates as Sumo Logic's feature data is indexed.

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