ESET vs Quorum Cyber: MDR comparison 2026
ESET is a Platform vendor that requires its own security platform. Quorum Cyber is a Microsoft-ecosystem that requires its own security platform. ESET targets SMB, Mid-market, and Enterprise organizations; Quorum Cyber serves SMB, Mid-market, and Enterprise. ESET includes 3 attack surfaces in base pricing (Endpoint, Cloud, SaaS), compared to 4 for Quorum Cyber (Endpoint, Cloud, SaaS, Identity).
Key differences at a glance
Full comparison
Which should you choose?
Choose ESET if:
- •SMBs with 25-500 devices that want managed detection without meeting 200+ endpoint minimums
- •Organizations already running ESET endpoint protection that want to add managed services on top
- •European or global organizations that need multi-language support (30+ languages) and GDPR-aligned operations
Choose Quorum Cyber if:
- •SMBs needing affordable 24/7 MDR via Clarity Defend, with a growth path to enterprise-grade Protect tier
- •You need Identity coverage included in base pricing
Bottom line: ESET (Platform vendor) and Quorum Cyber (Microsoft-ecosystem) serve different buyer profiles. Your decision depends on whether you prioritize ESET's low 25-device minimum makes mdr accessible to small businesses, backed by 30+ years of eset threa... or Quorum Cyber's the strongest microsoft-native mdr option with a tiered model spanning smb to enterprise, backed ....
Frequently asked questions
What is the main difference between ESET and Quorum Cyber?
ESET is a Platform vendor that is platform-native (requires their own security stack). Quorum Cyber is a Microsoft-ecosystem that is platform-native (requires their own security stack). ESET covers 3 attack surfaces in base pricing vs. 4 for Quorum Cyber.
How do ESET and Quorum Cyber differ in response capabilities?
ESET supports 6 autonomous actions (endpoint isolation, process termination, network containment, account disable, file quarantine, custom playbooks) and approval is configurable. Quorum Cyber supports 6 autonomous actions (endpoint isolation, process termination, network containment, account disable, file quarantine, custom playbooks) and approval is configurable. Incident response is included with ESET and not included with Quorum Cyber.
How does ESET pricing compare to Quorum Cyber?
ESET pricing: Not published, custom-quoted based on environment and device count with volume discounts (25-seat minimum). Quorum Cyber pricing: Not published. Contact for custom quote.. Watch for with ESET: Requires ESET PROTECT Enterprise or Elite subscription as the base, which is a separate cost from MDR itself; MDR Ultimate pricing is significantly higher than standard MDR, but the exact gap is not published. Watch for with Quorum Cyber: Requires Microsoft licensing (E3/E5 or standalone Defender licenses) as a prerequisite. These costs are separate and can be significant.; Microsoft Sentinel consumption costs are usage-based and billed separately by Microsoft. Data ingestion charges can spike unpredictably..
Should I choose ESET or Quorum Cyber?
Choose ESET if: sMBs with 25-500 devices that want managed detection without meeting 200+ endpoint minimums. Choose Quorum Cyber if: microsoft-committed organizations (E3/E5) wanting MDR built natively on Sentinel and Defender with data staying in their own Azure tenant. ESET is not ideal for organizations with non-ESET EDR that want to keep their existing platform and layer MDR on top. Quorum Cyber is not ideal for organizations running CrowdStrike, SentinelOne, or any non-Microsoft primary EDR. Quorum Cyber is Microsoft-only..