Bitdefender GravityZone vs SentinelOne: Full 2026 Comparison for SMBs and MSPs

Bitdefender GravityZone vs SentinelOne: What Each Platform Actually Is

Both products protect the same asset — endpoints — but they start from different engineering philosophies, and that difference drives almost every other decision in this comparison.

Bitdefender GravityZone is a layered endpoint protection platform built around Bitdefender's own antimalware engine: signature and heuristic scanning, machine-learning classifiers, anti-exploit, anti-ransomware rollback, and application/patch/risk management, unified in one console (Cloud or on-prem). EDR and XDR are add-on tiers on top of that prevention core, and Bitdefender sells a managed detection and response (MDR) service if you want a human SOC watching the console for you.

SentinelOne Singularity is built the other way around: a single lightweight agent whose core claim to fame is autonomous, AI-driven behavioral detection with on-device response — kill, quarantine, and one-click rollback — that works even when the endpoint is offline. Everything above the base agent (Control, Complete, Commercial, Enterprise) is really about how much telemetry you keep and for how long, feeding into the Singularity Data Lake for XDR and, more recently, Purple AI for natural-language threat hunting.

The practical upshot: if your buying criterion is "who stops the most attacks with the fewest false alarms," you're comparing a mature, prevention-first suite against a response-first, autonomous-agent suite — not two versions of the same product.

Pricing and Total Cost of Ownership Compared

Neither vendor publishes a static per-device price list for its business tiers — both quote against your actual endpoint count, contract length, and volume band, and both run first-year promotions that step up sharply at renewal. Treat every number below as a directional street price, not a quote.

At the tier most buyers land on — full EDR, not just prevention — GravityZone's Business Security Premium is consistently the cheaper license across reseller quotes we've seen, often by 40–60% per endpoint versus SentinelOne Complete. That gap narrows once you add SentinelOne's optional managed threat hunting (Vigilance/Wayfinder, roughly $17–50 per endpoint/year on top) against Bitdefender's own MDR add-on, which is priced separately as well.

The bigger TCO variable for both vendors isn't the license line — it's what sits underneath it: extended data retention (SentinelOne's Data Lake ingestion is consumption-based and not publicly listed), managed hunting add-ons, professional services for rollout, and the renewal cliff once a first-year promo expires. Get any quote itemized by these four lines before comparing headline numbers, and ask specifically what happens to the per-device price at renewal.

Detection Rates and Protection Technology Compared

Independent lab results are the only detection data worth trusting here — vendor-reported "catch rates" aren't comparable across marketing pages. Two labs give a genuinely apples-to-apples read:

• MITRE ATT&CK Evaluations: Enterprise 2024 — SentinelOne's Singularity platform detected 100% of the 80 attack sub-steps with zero detection delay and generated 88% fewer alerts than the field median, its fifth consecutive year at 100% detection. Bitdefender GravityZone posted the strongest alert-precision result in the same round: an average of just 3 alerts needed to identify and report an incident, against a 209-alert median across all vendors tested — a signal-to-noise result, not a raw-detection one.
• AV-Comparatives Business Security Test, March–June 2025 — Bitdefender was the only vendor of 17 tested to achieve a 100% protection rate across 483 real-world test cases, with a 98.8% malware-protection score. SentinelOne's standing in this specific round isn't published in the same report, so we can't cite a like-for-like number for it here.

Worth flagging for currency: neither vendor has fresh MITRE data for 2025. SentinelOne withdrew from the 2025 Enterprise round (alongside Microsoft and Palo Alto Networks), citing a need to redirect engineering resources; Bitdefender also isn't among the 11 vendors that took part in the smaller 2025 edition. The most recent evaluation both companies actually sat for is still 2024 — ask any rep quoting newer MITRE numbers exactly which round they mean.

Technologically, the difference shows up in day-to-day operations more than in a single test score: SentinelOne's on-device autonomous response keeps working when an endpoint is offline or the cloud console is unreachable, which matters for laptops that spend half their life off the corporate network. GravityZone leans on cloud-correlated ML and a broader prevention stack (anti-exploit, patch management, risk analytics) that reduces how often EDR even has to fire in the first place — which is part of why its alert-per-incident number is so low.

For the full current methodology and per-vendor scorecards, see the official MITRE ATT&CK Evaluations results and the AV-Comparatives Business Security Test report.

Which Is Better for a Small Business Running Around 50 Endpoints

At 50 endpoints you're almost always below the volume-discount thresholds either vendor offers (typically 500+ for meaningful step-downs), so you're paying close to list price on whichever tier you pick.

For a 50-endpoint shop with one generalist IT person and no security analyst on staff, GravityZone's prevention-heavy design does real work for you before an alert ever needs a human decision — that matters more than raw EDR sophistication when nobody's watching a console full-time. If your 50 endpoints include a meaningful number of remote or intermittently-connected laptops, SentinelOne's offline autonomous rollback is a genuine advantage worth the price premium, because GravityZone's more cloud-correlated model works best when endpoints check in regularly.

Either way, don't buy prevention-only (Small Business Security or Singularity Core) if you handle customer payment data, PHI, or run cyber-insurance that requires EDR — insurers increasingly ask for exactly that capability, and neither entry tier includes it.

Which Is Better for MSPs

MSP economics run on two things neither vendor's SMB pricing page tells you directly: per-tenant margin and how much analyst time a false-positive-heavy console burns across a book of clients.

Bitdefender sells through a distributor/MSP program with monthly, consolidated per-device billing across all managed tenants in one dashboard — useful if you bill clients monthly and want your COGS to match. SentinelOne's MSP route runs mostly through RMM/PSA integrations (NinjaOne, Pax8, ConnectWise and similar), and its autonomous response is the bigger lever here: MSPs report meaningfully fewer analyst-hours per incident because the agent contains and can roll back an attack on its own, rather than waiting for a technician to triage an alert queue across dozens of client environments.

If margin per endpoint is the binding constraint and your clients are mostly office workers on a stable network, GravityZone's lower list price at the EDR tier protects margin better. If your book skews toward clients with remote or field staff, or your team is thin enough that autonomous containment materially reduces after-hours pages, SentinelOne's premium is easier to justify. Either way, if you're building or buying a custom reporting layer to roll multi-tenant alerts from either platform into one client-facing dashboard, that's exactly the kind of internal tooling Netalith's custom software team builds for MSPs.

Which Is Better? A Decision Framework

Neither platform is the wrong answer — both hold current Leader/Visionary standing from Gartner and post strong independent lab results. The honest tie-breaker is usually your team's shape (generalist IT vs. thin/no SOC) and your endpoint footprint (mostly on-network vs. mostly remote), not a single detection-rate headline.

If you're not sure which security posture actually matches your current risk exposure and endpoint mix, Netalith's team can help you work through the requirements before you commit to a multi-year license — get a scoped quote and we'll help you think through what fits.