Bitdefender MDR vs Quorum Cyber: MDR comparison 2026
Bitdefender MDR is a Platform vendor that requires its own security platform. Quorum Cyber is a Microsoft-ecosystem that requires its own security platform. Bitdefender MDR targets SMB, Mid-market, and Enterprise organizations; Quorum Cyber serves SMB, Mid-market, and Enterprise. Bitdefender MDR includes 1 attack surfaces in base pricing (Endpoint), compared to 4 for Quorum Cyber (Endpoint, Cloud, SaaS, Identity).
Key differences at a glance
Full comparison
Which should you choose?
Choose Bitdefender MDR if:
- •Organizations already on GravityZone wanting to add managed detection without changing their endpoint stack
- •MSPs looking for affordable, multi-tenant MDR with consumption billing and RMM integrations
- •Mid-market teams (50-500 endpoints) wanting single-vendor EPP + EDR + MDR from one provider
- •Breach warranty matters to you (Bitdefender MDR offers one, Quorum Cyber does not)
Choose Quorum Cyber if:
- •SMBs needing affordable 24/7 MDR via Clarity Defend, with a growth path to enterprise-grade Protect tier
- •You need Cloud and SaaS and Identity coverage included in base pricing
Bottom line: Bitdefender MDR (Platform vendor) and Quorum Cyber (Microsoft-ecosystem) serve different buyer profiles. Your decision depends on whether you prioritize Bitdefender MDR's mitre-validated detection quality on a single-vendor gravityzone platform with 3 global socs and ... 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 Bitdefender MDR and Quorum Cyber?
Bitdefender MDR 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). SLA commitments differ: Bitdefender MDR offers ≤30 minutes, Quorum Cyber offers Not disclosed. Bitdefender MDR covers 1 attack surfaces in base pricing vs. 4 for Quorum Cyber.
How do Bitdefender MDR and Quorum Cyber differ in response capabilities?
Bitdefender MDR 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.
How does Bitdefender MDR pricing compare to Quorum Cyber?
Bitdefender MDR pricing: Not published. Bitdefender simplified to two tiers (MDR and MDR PLUS) in 2024. MSPs get consumption-based billing.. Quorum Cyber pricing: Not published. Contact for custom quote.. Watch for with Bitdefender MDR: Requires GravityZone agent. Cannot use third-party EDR for core MDR detection.; XDR sensor licenses (network, identity, cloud, email) are additional cost and can significantly increase total spend. 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 Bitdefender MDR or Quorum Cyber?
Choose Bitdefender MDR if: organizations already on GravityZone wanting to add managed detection without changing their endpoint stack. 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. Bitdefender MDR is not ideal for organizations with existing non-Bitdefender EDR they want to keep (requires GravityZone agent). Quorum Cyber is not ideal for organizations running CrowdStrike, SentinelOne, or any non-Microsoft primary EDR. Quorum Cyber is Microsoft-only..