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Backup & Disaster Recovery · head to head

Cohesity vs Datto SIRIS

C

Cohesity

Backup & Disaster Recovery

Protect, secure, and gain insights into your enterprise data

From
On request
Rated
-
Full reviewWebsite
Datto SIRIS logo

Datto SIRIS

Backup & Disaster Recovery

All-in-one business continuity and disaster recovery

From
$1095/one-time + recurring
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Cohesity no prices are shown for the Core, Enterprise or Advanced editions; buyers get a 30 day trial or must contact sales for a quote, per cohesity.com, August 2026; Datto SIRIS requires on-premises appliance, not purely cloud-native

Where they differ

Only the attributes on which Cohesity and Datto SIRIS actually diverge.

Attributes where Cohesity and Datto SIRIS differ
AttributeCohesityDatto SIRIS
Starting priceOn request$1095/one-time + recurring
Pricing modelquoteUnknown
PlatformsWebLinux, Virtual Environments
FoundedUnknown2011

Identical on both: free tier (No), user rating (Not yet rated), category (Backup & Disaster Recovery).

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 Cohesity

Nothing recorded that Datto SIRIS does not also cover.

Only in Datto SIRIS

  • Instant virtualization
  • Screenshot verification
  • Ransomware detection
  • Inverse chain technology
  • Cloud-first architecture
  • Automated DR testing
  • VMware
  • Hyper-V

What people use each for

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

Cohesity

No use cases recorded yet. See the Cohesity review.

Datto SIRIS

  • Data protectionnot Cohesity
  • Disaster recoverynot Cohesity
  • Business continuitynot Cohesity
  • Ransomware protectionnot Cohesity
  • Compliancenot Cohesity

Where each one falls short

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

Cohesity

  • No prices are shown for the Core, Enterprise or Advanced editions; buyers get a 30 day trial or must contact sales for a quote, per cohesity.com, August 2026

Datto SIRIS

  • Requires on-premises appliance, not purely cloud-native
  • Initial setup and hardware costs can be substantial for smaller MSPs

Pricing, plan by plan

Cohesity

On request

No published plan breakdown. See the Cohesity review.

Datto SIRIS

$1095/one-time + recurring

No published plan breakdown. See the Datto SIRIS review.

Which should you pick?

Choose Cohesity if

Nothing in the data separates Cohesity from Datto SIRIS on the points above - pick on price and on how each one feels to use.

Cohesity review

Choose Datto SIRIS if

  • You need instant virtualization.
  • You work on Linux, Virtual Environments.
  • You also want screenshot verification.
Datto SIRIS review

Questions people ask

Is Cohesity or Datto SIRIS better?
Neither clearly leads. Cohesity starts at On request and Datto SIRIS at $1095/one-time + recurring, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cohesity or Datto SIRIS?
Cohesity starts at On request and Datto SIRIS at $1095/one-time + recurring.
Does Cohesity or Datto SIRIS run on more platforms?
Cohesity runs on Web. Datto SIRIS runs on Linux, Virtual Environments.
What can Cohesity do that Datto SIRIS cannot?
Datto SIRIS covers Instant virtualization, Screenshot verification, Ransomware detection, Inverse chain technology.

Answered from the vendors’ own pages

Datto SIRIS: What does SIRIS protect against?

Datto SIRIS includes immutable cloud backups, automated recovery verification, and integrated ransomware detection through Cloud Deletion Defense which undoes accidental or malicious backup deletion.

Source
Datto SIRIS: What's the pricing model?

Datto SIRIS uses flat-rate pricing starting at $1,095, which includes installation, storage, VIP support, recoveries, two annual DR tests, and five-year warranty.

Source
Datto SIRIS: What integrations does SIRIS have?

Datto SIRIS integrates natively with Autotask PSA, Datto RMM, ConnectWise Automate, and ConnectWise PSA. It also supports virtualization platforms like vSphere and CentOS Linux.

Source
Datto SIRIS: Is SIRIS cloud-only or appliance-based?

Datto SIRIS is an on-premises appliance that backs up data to Datto's cloud. You do not need to maintain your own physical server infrastructure for the core SIRIS functionality.

Source
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Related pages

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