Softwr

Cybersecurity · head to head

Cisco Duo vs SentinelOne

Cisco Duo logo

Cisco Duo

Cybersecurity

Trusted access for all users, all devices

From
Free
Rated
-
Full reviewWebsite
SentinelOne logo

SentinelOne

Cybersecurity

Autonomous endpoint protection and response

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Cisco Duo has a free tier, so it costs nothing to try first.
  • Each has a real cost: Cisco Duo free tier limited to 10 users maximum; SentinelOne enterprise pricing requires contacting sales
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Cisco Duo and SentinelOne actually diverge.

Attributes where Cisco Duo and SentinelOne differ
AttributeCisco DuoSentinelOne
Starting priceFreeOn request
Free tierYesNo
PlatformsWebWindows, Macos, Linux, Ios, Android
FoundedUnknown2013

Identical on both: pricing model (subscription), user rating (Not yet rated), category (Cybersecurity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Cisco Duo

Nothing recorded that SentinelOne does not also cover.

Only in SentinelOne

  • AI-powered detection
  • Autonomous response
  • Behavioral threat intelligence
  • Root cause analysis
  • Threat hunting automation
  • Ransomware protection
  • Container security
  • Mobile endpoint protection

What people use each for

The jobs each tool is most often brought in to do.

Cisco Duo

  • Eliminating phishing with passwordless authnot SentinelOne
  • Implementing zero trust with device trustnot SentinelOne
  • Protecting sessions from hijacking and theftnot SentinelOne
  • Managing compliance for regulated industriesnot SentinelOne

SentinelOne

  • Endpoint detection and responsenot Cisco Duo
  • AI-powered threat huntingnot Cisco Duo
  • Cloud workload securitynot Cisco Duo

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Cisco Duo

  • Free tier limited to 10 users maximum
  • Licenses must be purchased in 10-user increments (under 100 users) or 25-user increments (100+ users)
  • Pricing is per-user per-month with minimum purchase increments

SentinelOne

  • Enterprise pricing requires contacting sales
  • Prices shown for 5-100 workstations may differ for larger deployments
  • Purchases must be made through authorized third-party partners

Pricing, plan by plan

Cisco Duo

Free
  • FreeFree
    • Multi-factor authentication (MFA)
    • Seamless integrations
    • Authenticator app
  • Essentials$3/month
    • All Free features
    • Duo Directory
    • Phishing-resistant MFA
  • Advantage$6/month
    • All Essentials features
    • Identity intelligence
    • Cisco Identity Intelligence (ISPM, ITDR)
  • Premier$9/month
    • All Advantage features
    • Complete device trust
    • VPN-less remote access

SentinelOne

On request
  • Singularity Complete$179.99/year
    • Per endpoint pricing
    • AI-driven endpoint and cloud workload protection
    • Real-time threat detection and response
  • Singularity Commercial$229.99/year
    • Per endpoint pricing
    • All Complete features plus Identity Detection and Response
    • 90-day data retention
  • Singularity Enterprise$null/custom
    • Per endpoint pricing
    • All Commercial features plus Agentic AI SOC Analyst
    • Full Visibility and Forensics

Which should you pick?

Choose Cisco Duo if

  • You want to start without paying.
Cisco Duo review

Choose SentinelOne if

  • You need ai-powered detection.
  • You work on Windows, Macos, Linux, Ios, Android.
  • You also want autonomous response.
SentinelOne review

Questions people ask

Is Cisco Duo or SentinelOne better?
Neither clearly leads. Cisco Duo starts at Free and SentinelOne at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cisco Duo or SentinelOne?
Cisco Duo has a free tier; the other does not. Paid plans start at Free for Cisco Duo and On request for SentinelOne.
Does Cisco Duo or SentinelOne run on more platforms?
Cisco Duo runs on Web. SentinelOne runs on Windows, Macos, Linux, Ios, Android.
Can I use Cisco Duo for free?
Yes. Cisco Duo has a free tier, so you can try it without paying. SentinelOne starts at On request.
What is Cisco Duo best used for?
Cisco Duo is most often used for eliminating phishing with passwordless auth, implementing zero trust with device trust, protecting sessions from hijacking and theft, managing compliance for regulated industries. Of those, eliminating phishing with passwordless auth and implementing zero trust with device trust are not what SentinelOne is typically brought in for.
What can Cisco Duo do that SentinelOne cannot?
SentinelOne covers AI-powered detection, Autonomous response, Behavioral threat intelligence, Root cause analysis.

Answered from the vendors’ own pages

Cisco Duo: How much does Cisco Duo cost?

Cisco Duo Free is $0/user/month (up to 10 users). Paid plans start at $3/user/month (Essentials), $6/user/month (Advantage), and $9/user/month (Premier). Billing is per-user per-month.

Source
SentinelOne: What is SentinelOne Singularity Complete pricing?

Singularity Complete costs $179.99 per endpoint per year and includes AI-driven endpoint and cloud workload protection, real-time threat detection and response, 14-day data retention, and AI Security Assistant. Pricing shown for 5-100 workstations.

Source
Cisco Duo: Is Cisco Duo free to try?

Yes, Duo Free offers multi-factor authentication and seamless integrations at $0/user/month for up to 10 users.

Source
SentinelOne: What features distinguish SentinelOne Commercial from Complete?

Singularity Commercial costs $229.99 per endpoint per year (versus $179.99 for Complete) and adds Identity Detection and Response, 90-day data retention (compared to 14-day), and Managed Threat Hunting services.

Source
Cisco Duo: What is the minimum purchase for Cisco Duo?

Organizations must buy licenses in 10-user increments for under 100 users, or 25-user increments for 100 or more users. Plans are modifiable at any time.

Source
SentinelOne: How does partner pricing affect SentinelOne costs?

All SentinelOne purchases are made through authorized third-party partners, and partner pricing may differ from published rates. Customers should verify pricing with their authorized reseller.

Source
Cisco Duo: What does the Advantage plan add over Essentials?

Advantage ($6/user/month) adds identity intelligence, Cisco Identity Intelligence (ISPM, ITDR), Duo Passport, session theft protection, Active Directory Defense, and risk-based authentication.

Source
SentinelOne: What does SentinelOne Enterprise include?

Singularity Enterprise (custom pricing, contact sales) adds Agentic AI SOC Analyst and Full Visibility and Forensics capabilities to all Commercial features, plus expert-led onboarding and training.

Source
Share

Related pages

More on Cisco Duo

More on SentinelOne

Keep looking

Other head to heads