siemvendorsRFP Dossier, 2026
Sheet 31 / Sumo Logic Cloud SIEM vs Splunk Enterprise Security
Digital Signet / SIEM Vendor Dossier 2026
Verified 2026-06-20

Sumo Logic Cloud SIEM vs Splunk Enterprise Security

Decision pivot, not duplicate content. One paragraph per attribute the choice actually rests on.

Sumo Logic Cloud SIEM

Owner
Francisco Partners (2023-05-12)
Pricing model
Credits-based pricing across Cloud Flex tiers. Cloud SIEM Enterprise is the security SKU.
Cheapest rate
Cloud Flex Credits convert to roughly $2.50/GB at the Enterprise Suite tier. Cloud SIEM Enterprise add-on layered on top.[15]
MITRE coverage
77%
AI agent
Mo Copilot
Pivot
If observability and security need to share a budget: Sumo Logic. If SIEM-only purchase with content depth: Splunk.

Splunk Enterprise Security

Owner
Cisco (2024-03-18)
Pricing model
Ingest-based (per GB/day) plus Workload Pricing alternative. ES is an add-on layered on Splunk Cloud or Enterprise. Multi-year discounts of 20-30% are routine.
Cheapest rate
Quote-only. Channel reports list $2,000-3,500/GB/year on base platform; ES add-on $20-40/GB/day on top.[1]
MITRE coverage
92%
AI agent
Splunk AI Assistant for SecOps
Decision rule

Sumo Logic Cloud Flex Credits let buyers shift spend between log analytics and SIEM without re-papering, which fits shops splitting observability and security in one team. For SIEM-only purchase with deep content the Splunk ES library still leads.

Sumo Logic Cloud SIEM MITRE77%[12]
Splunk Enterprise Security MITRE92%[2]

Post-take-private investment

Since Francisco Partners closed in May 2023 Sumo Logic has invested across observability and SIEM. Whether that closes the SIEM-content gap to Splunk depends on the specific workload pattern; for cloud-native workloads it is close, for on-prem-heavy it is not.

Ingest TCO strip

Live calculator
VendorAnnual TCOBasis
Splunk Enterprise SecurityQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Microsoft Sentinel$785KAnalytics Logs PAYG $4.30/GB times annual ingest with retention adjustment.
Google Chronicle Security Operations$8KStandard tier $0.65 per employee per month times headcount. 12-month retention included.
CrowdStrike Falcon Next-Gen SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
IBM QRadar SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Exabeam New-Scale FusionQuoteQuote-only. Request an RFP-grade quote before benchmarking.
LogRhythm AxonQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Securonix Unified Defense SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Sumo Logic Cloud SIEM$456KCloud Flex effective $2.50/GB at Enterprise Suite times annual ingest with retention.
Elastic Security$173KServerless ingest $0.85/GB plus a baseline VCU/storage allocation.
Panther Cloud-Native SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Palo Alto Cortex XSIAMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
SentinelOne Singularity AI SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Rapid7 InsightIDR$101KPer-asset $5.62 per month at the entry tier (500-asset minimum).
Stellar Cyber Open XDR + SIEMQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Devo PlatformQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Snowflake Cybersecurity Workload$219KEstimated $1.20 effective per ingested GB across credits and storage at standard tier (excludes detection layer).
AnvilogicQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Hunters SOC PlatformQuoteQuote-only. Request an RFP-grade quote before benchmarking.
Graylog Security$274KCloud Security tier list approximately $1.50/GB times annual ingest with retention.

You enter GB/day. You get an annual number per vendor that publishes a unit price. Quote-only vendors are blocked, not estimated.