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Cybersecurity · head to head

Microsoft Defender vs mySidewalk

Microsoft Defender logo

Microsoft Defender

Cybersecurity

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

From
$12/month
Free plan
No
mySidewalk logo

mySidewalk

Government

Community data dashboards for local government and public health, prewired to federal datasets

From
On request
Free plan
No

The short version

  • Each has a real cost: Microsoft Defender defender Suite requires existing Microsoft 365 E3 or equivalent base licensing; mySidewalk it produces analysis and presentation rather than operational change, so the value has to be re argued at every renewal against services with more visible outputs.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

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

Attributes where Microsoft Defender and mySidewalk differ
AttributeMicrosoft DefendermySidewalk
Starting price$12/monthOn request
Pricing modelsubscriptionquote
CategoryCybersecurityGovernment

Identical on both: free tier (No), platforms (Web), 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 mySidewalk does not also cover.

Only in mySidewalk

  • Prewired federal datasets
  • Margin of error handling
  • Custom geographies
  • Published dashboards
  • Local data integration
  • Report generation

What people use each for

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

Microsoft Defender

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

mySidewalk

  • A public health department producing a community health needs assessment on deadlinenot Microsoft Defender
  • A city applying for federal funding that requires demographic and disparity evidence for a service areanot Microsoft Defender
  • An agency that lost its only analyst who understood American Community Survey margins of errornot Microsoft Defender
  • A council wanting published neighbourhood indicator dashboards residents can browsenot 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

mySidewalk

  • It produces analysis and presentation rather than operational change, so the value has to be re argued at every renewal against services with more visible outputs.
  • Budget frequently comes from a grant, which means the subscription is exposed when the grant cycle ends rather than being protected as core infrastructure.
  • The prewired datasets are American, so the platform has effectively no value outside United States federal statistical sources.
  • Analytical depth is bounded by what the platform exposes, so an agency with a genuine analyst will hit the ceiling and move to a statistical environment.
  • Small area estimates remain small area estimates, and presenting them as polished dashboards can lend unwarranted confidence to figures whose error bars overlap.

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

mySidewalk

On request
  • mySidewalk$undefined/year
    • Quoted annually by agency scope and dataset needs
    • Custom geography and local data integration work priced separately
    • No public price list, though agency contracts are public records

Which should you pick?

Choose Microsoft Defender if

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

Choose mySidewalk if

  • You need prewired federal datasets.
  • You also want margin of error handling.

Questions people ask

Is Microsoft Defender or mySidewalk better?
Neither clearly leads. Microsoft Defender starts at $12/month and mySidewalk at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Defender or mySidewalk?
Microsoft Defender starts at $12/month and mySidewalk at On request.
Does Microsoft Defender or mySidewalk run on more platforms?
Both run on Web, so platform support will not decide this one for you.
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 mySidewalk is typically brought in for.
What can Microsoft Defender do that mySidewalk cannot?
mySidewalk covers Prewired federal datasets, Margin of error handling, Custom geographies, Published dashboards.

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
mySidewalk: What problem does it actually solve?

Correct use of American Community Survey and federal health data for small geographies, which is difficult and is usually held by one person in an agency.

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
mySidewalk: Is it useful outside the United States?

No. Its value is the maintained pipeline into US federal statistical datasets.

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
mySidewalk: Who buys it?

Mostly public health departments and city planning or performance teams, often funded from a grant that requires the evidence it produces.

mySidewalk: Can we see comparable contract values?

Yes. Agency contracts are public records and appear in council and health board agenda materials.

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