ReliaQuest vs Sophos: MDR Comparison 2026
ReliaQuest (Pure-play MDR) and Sophos (Services firm) take different approaches to managed detection and response. ReliaQuest works with your existing tools, while Sophos works with your existing tools. ReliaQuest targets Mid-market and Enterprise organizations; Sophos focuses on SMB, Mid-market, and Enterprise. ReliaQuest includes 6 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity, Network, OT/ICS), compared to 5 for Sophos (Endpoint, SaaS, Identity, Network, OT/ICS).
Key Differences at a Glance
Winner by Category
ReliaQuest vs Sophos: Which Should You Choose?
Choose ReliaQuest if:
- •Large enterprises with complex multi-vendor security stacks
- •Organizations wanting to keep existing SIEM/EDR investments
- •Security teams needing AI-driven automation at scale
- •You need Cloud coverage included in base pricing
- •You want direct Slack integration with your SOC
Choose Sophos if:
- •SMBs and mid-market organizations seeking an all-in-one MDR with inclusive IR
- •Organizations with diverse, multi-vendor security stacks needing broad integration support
- •Companies wanting straightforward pricing with predictable costs
- •Breach warranty matters to you (Sophos offers one, ReliaQuest does not)
Bottom line: ReliaQuest (Pure-play MDR) and Sophos (Services firm) serve different buyer profiles. Your decision depends on whether you prioritize ReliaQuest's strong fit for enterprises wanting to unify and automate across their existing multi-vendor secur... or Sophos's 350+ vendor integrations, inclusive full-scale incident response with no caps, $1m breach warrant....
Frequently Asked Questions
What is the main difference between ReliaQuest and Sophos?
ReliaQuest is a Pure-play MDR that is technology-agnostic (works with your existing tools). Sophos is a Services firm that is technology-agnostic (works with your existing tools). ReliaQuest covers 6 attack surfaces in base pricing vs. 5 for Sophos.
How do ReliaQuest and Sophos differ in response capabilities?
ReliaQuest 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.
How does ReliaQuest pricing compare to Sophos?
ReliaQuest pricing: $172,500 average annual; up to $1,200,000 for large deployments. $5,000 per additional integrated technology.. Sophos pricing: Custom quote required; tiered pricing bands (10-24, 25-49, 50-99, etc.) (10-seat minimum). Watch for with ReliaQuest: High minimum contract value (enterprise-focused); Additional technology integrations add cost quickly. Watch for with Sophos: MDR Essentials does NOT include breach warranty or full incident response — those require MDR Complete; Linux server protection requires separate Sophos Workload Protection subscription.
Should I choose ReliaQuest or Sophos?
Choose ReliaQuest if: large enterprises with complex multi-vendor security stacks. Choose Sophos if: sMBs and mid-market organizations seeking an all-in-one MDR with inclusive IR. ReliaQuest is not ideal for sMBs with limited security budgets. Sophos is not ideal for large enterprises needing deep, custom detection engineering.