Quorum Cyber vs Sophos: MDR comparison 2026
Quorum Cyber is a Microsoft-ecosystem that requires its own security platform. Sophos is a Platform vendor that requires its own security platform. Quorum Cyber targets SMB, Mid-market, and Enterprise organizations; Sophos serves SMB, Mid-market, and Enterprise. Quorum Cyber includes 4 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity), compared to 5 for Sophos (Endpoint, Cloud, SaaS, Identity, Network).
Key differences at a glance
Full comparison
Which should you choose?
Choose Quorum Cyber if:
- •SMBs needing affordable 24/7 MDR via Clarity Defend, with a growth path to enterprise-grade Protect tier
Choose Sophos if:
- •Existing Sophos endpoint or firewall customers adding managed services on their existing platform
- •SMBs and mid-market with diverse security stacks needing broad integration support (350+ tools)
- •Organizations wanting all-in MDR pricing with full IR and $1M breach warranty (MDR Complete)
- •You need Network coverage included in base pricing
- •Breach warranty matters to you (Sophos offers one, Quorum Cyber does not)
Bottom line: Quorum Cyber (Microsoft-ecosystem) and Sophos (Platform vendor) serve different buyer profiles. Your decision depends on whether you prioritize Quorum Cyber's the strongest microsoft-native mdr option with a tiered model spanning smb to enterprise, backed ... or Sophos's platform vendor with unusually broad third-party integration support (350+ tools), all-in pricing....
Frequently asked questions
What is the main difference between Quorum Cyber and Sophos?
Quorum Cyber is a Microsoft-ecosystem that is platform-native (requires their own security stack). Sophos is a Platform vendor that is platform-native (requires their own security stack). SLA commitments differ: Quorum Cyber offers Not disclosed, Sophos offers 60m. Quorum Cyber covers 4 attack surfaces in base pricing vs. 5 for Sophos.
How do Quorum Cyber and Sophos differ in response capabilities?
Quorum Cyber supports 6 autonomous actions (endpoint isolation, process termination, network containment, account disable, file quarantine, custom playbooks) and approval is configurable. Sophos supports 6 autonomous actions (endpoint isolation, process termination, network containment, account disable, file quarantine, custom playbooks) and approval is configurable. Incident response is not included with Quorum Cyber and included with Sophos.
How does Quorum Cyber pricing compare to Sophos?
Quorum Cyber pricing: Not published. Contact for custom quote.. Sophos pricing: Custom quote required. Tiered pricing bands based on organization size. Starting price not publicly disclosed.. 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.. Watch for with Sophos: MDR Essentials does NOT include full incident response or breach warranty, requires MDR Complete upgrade; Linux server protection requires separate Sophos Workload Protection subscription.
Should I choose Quorum Cyber or Sophos?
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. Choose Sophos if: existing Sophos endpoint or firewall customers adding managed services on their existing platform. Quorum Cyber is not ideal for organizations running CrowdStrike, SentinelOne, or any non-Microsoft primary EDR. Quorum Cyber is Microsoft-only.. Sophos is not ideal for organizations needing raw telemetry query access (Sophos Central provides dashboards only).