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Cybersecurity · head to head

Microsoft Defender vs OpenCities

Microsoft Defender logo

Microsoft Defender

Cybersecurity

Always-on protection for you and your family's data and devices

From
$12/month
Free plan
No
OpenCities logo

OpenCities

Government

Digital Government Experience Platform

From
$500/month
Free plan
No

The short version

  • Each has a real cost: Microsoft Defender defender Suite requires existing Microsoft 365 E3 or equivalent base licensing; OpenCities population-based pricing model limits scalability for growing municipalities
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Microsoft Defender and OpenCities actually diverge.

Attributes where Microsoft Defender and OpenCities differ
AttributeMicrosoft DefenderOpenCities
Starting price$12/month$500/month
PlatformsWebWeb, Mobile
CategoryCybersecurityGovernment
FoundedUnknown2008

Identical on both: pricing model (subscription), free tier (No), user rating (Not yet rated).

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 Microsoft Defender

Nothing recorded that OpenCities does not also cover.

Only in OpenCities

  • Website Management
  • Digital Forms
  • Search Optimization
  • Accessibility Compliance
  • Analytics
  • Salesforce
  • Microsoft 365
  • Google Analytics

What people use each for

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

Microsoft Defender

  • Endpoint security and threat protectionnot OpenCities
  • Identity and access securitynot OpenCities
  • Email threat protectionnot OpenCities
  • SaaS application security monitoringnot OpenCities

OpenCities

  • Citizen Servicesnot Microsoft Defender
  • Records Managementnot Microsoft Defender
  • Public Safetynot Microsoft Defender
  • Civic Engagementnot Microsoft Defender

Where each one falls short

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

Microsoft Defender

  • Defender Suite requires existing Microsoft 365 E3 or equivalent base licensing
  • Some Defender products use pay-as-you-go pricing with variable costs
  • Prices vary based on Microsoft agreements, requiring sales contact for custom quotes

OpenCities

  • Population-based pricing model limits scalability for growing municipalities
  • No self-hosted or on-premises deployment option
  • Limited code customization without vendor support

Pricing, plan by plan

Microsoft Defender

$12/month
  • Microsoft Defender Suite$12/month
    • Endpoint protection
    • Identity threat detection
    • Email security
  • Microsoft 365 E5 with Defender$60/month
    • Includes Defender Suite
    • Microsoft Teams included
    • Comprehensive security and compliance
  • Microsoft Defender Vulnerability Management Add-on$2/month
    • Vulnerability scanning and management
    • One-month free trial available
    • Annual commitment required

OpenCities

$500/month
  • Government Platform$500/month
    • Website CMS
    • Digital Forms
    • Accessibility

Which should you pick?

Choose Microsoft Defender if

Nothing in the data separates Microsoft Defender from OpenCities on the points above - pick on price and on how each one feels to use.

Choose OpenCities if

  • You need website management.
  • You work on Web, Mobile.
  • You also want digital forms.

Questions people ask

Is Microsoft Defender or OpenCities better?
Neither clearly leads. Microsoft Defender starts at $12/month and OpenCities at $500/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Defender or OpenCities?
Microsoft Defender starts at $12/month and OpenCities at $500/month.
Does Microsoft Defender or OpenCities run on more platforms?
Microsoft Defender runs on Web. OpenCities runs on Web, Mobile.
What is Microsoft Defender best used for?
Microsoft Defender is most often used for endpoint security and threat protection, identity and access security, email threat protection, saas application security monitoring. Of those, endpoint security and threat protection and identity and access security are not what OpenCities is typically brought in for.
What can Microsoft Defender do that OpenCities cannot?
OpenCities covers Website Management, Digital Forms, Search Optimization, Accessibility Compliance.

Answered from the vendors’ own pages

Microsoft Defender: How much does Microsoft Defender Suite cost?

Microsoft Defender Suite costs $12/user/month (paid yearly), but requires existing Microsoft 365 E3 or equivalent base licensing. It includes endpoint protection, identity threat detection, email security, and SaaS application monitoring.

Source
OpenCities: Does OpenCities work offline?

No, OpenCities is a cloud-based SaaS platform that requires an internet connection. All editing and management is done through web browsers.

Source
Microsoft Defender: What add-ons are available for Microsoft Defender?

Microsoft Defender Vulnerability Management Add-on costs $2/user/month with annual commitment and includes a one-month free trial. Additional pay-as-you-go products include External Attack Surface Management, Cloud Security Posture Management, and Sentinel.

Source
OpenCities: What accessibility standards does OpenCities meet?

OpenCities is maintained to comply with WCAG AA requirements, ensuring equitable access to government services and information for all residents.

Source
Microsoft Defender: Is Defender included in Microsoft 365 E5?

Yes, Microsoft Defender Suite is included in Microsoft 365 E5 at $60/user/month (paid yearly with Teams). Prices may vary based on Microsoft agreements, requiring contact with Sales for customized quotes.

Source
OpenCities: Can I integrate OpenCities with other government systems?

Yes. OpenCities integrates with Google Analytics, govDelivery for notifications, EngagementHQ for feedback collection, Legistar for meeting management, and Active Directory for intranet workflows.

Source
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