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Backup · head to head

Comet Backup vs Spanning Backup

Comet Backup logo

Comet Backup

Backup

White-label backup software for service providers

From
$19/month
Rated
-
Full reviewWebsite
Spanning Backup logo

Spanning Backup

Backup

SaaS backup for Google Workspace and Microsoft 365

From
$4/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Comet Backup per-endpoint costs ($2/month per endpoint) can add up for large deployments with many protected machines; Spanning Backup no pricing published; requires quote request
  • They diverge on capability: Comet Backup covers White-label branding, Spanning Backup covers Automated daily backup.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Comet Backup and Spanning Backup actually diverge.

Attributes where Comet Backup and Spanning Backup differ
AttributeComet BackupSpanning Backup
Starting price$19/month$4/month
PlatformsWindows, macOS, LinuxCloud SaaS
Founded20172010

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

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 Comet Backup

  • White-label branding
  • Bring your own storage
  • End-to-end encryption
  • Chunking deduplication
  • Delta compression
  • Multi-tenant
  • AWS S3
  • Azure

Only in Spanning Backup

  • Automated daily backup
  • Point-in-time restore
  • Cross-user restore
  • eDiscovery
  • Unlimited storage
  • Admin delegation
  • Google Workspace
  • Microsoft 365

Both cover

  • Web support

What people use each for

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

Comet Backup

  • MSP backup and disaster recovery solutionsnot Spanning Backup
  • Cloud-to-cloud backup automationnot Spanning Backup
  • Ransomware protection with immutable storagenot Spanning Backup

Spanning Backup

  • SaaS backup and recoverynot Comet Backup
  • Microsoft 365 backupnot Comet Backup
  • Google Workspace backupnot Comet Backup
  • Salesforce backupnot Comet Backup

Where each one falls short

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

Comet Backup

  • Per-endpoint costs ($2/month per endpoint) can add up for large deployments with many protected machines
  • Advanced and Enterprise tiers with additional management capabilities are significantly more expensive than base tiers
  • Platform-specific features (SQL, MySQL, MongoDB, Microsoft 365) have separate per-unit pricing

Spanning Backup

  • No pricing published; requires quote request
  • Pricing is customizable based on data volume and service changes

Pricing, plan by plan

Comet Backup

$19/month
  • Starter$19/month
    • 1 self-hosted license
    • Endpoint scaling at $2/endpoint/month
  • Growth$49/month
    • 2 self-hosted licenses
    • Primary/replica setups
    • Endpoint scaling at $2/endpoint/month
  • Advanced$99/month
    • 5 management console licenses
    • Audit logging
    • Air-gap management console
  • Professional (Cloud-Hosted)$49/month
    • 1 cloud-hosted console license
    • Endpoint scaling at $2/endpoint/month

Spanning Backup

$4/month
  • Spanning Backup$4/month
    • Daily backup
    • Point-in-time restore
    • Unlimited storage

Which should you pick?

Choose Comet Backup if

  • You need white-label branding.
  • You work on Windows, macOS, Linux.
  • You also want bring your own storage.
Comet Backup review

Choose Spanning Backup if

  • You need automated daily backup.
  • You work on Cloud SaaS.
  • You also want point-in-time restore.
Spanning Backup review

Questions people ask

Is Comet Backup or Spanning Backup better?
Neither clearly leads. Comet Backup starts at $19/month and Spanning Backup at $4/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Comet Backup or Spanning Backup?
Comet Backup starts at $19/month and Spanning Backup at $4/month.
Does Comet Backup or Spanning Backup run on more platforms?
Comet Backup runs on Windows, macOS, Linux. Spanning Backup runs on Cloud SaaS.
What is Comet Backup best used for?
Comet Backup is most often used for msp backup and disaster recovery solutions, cloud-to-cloud backup automation, ransomware protection with immutable storage. Of those, msp backup and disaster recovery solutions and cloud-to-cloud backup automation are not what Spanning Backup is typically brought in for.
What can Comet Backup do that Spanning Backup cannot?
Comet Backup covers White-label branding, Bring your own storage, End-to-end encryption, Chunking deduplication. Spanning Backup covers Automated daily backup, Point-in-time restore, Cross-user restore, eDiscovery. Both handle Web support.

Answered from the vendors’ own pages

Comet Backup: How much does Comet Backup cost?

Self-hosted plans start at $19/month (Starter) and go up to $99/month (Advanced), with cloud-hosted plans starting at $49/month (Professional). All plans charge $2 per endpoint per month for additional protected machines beyond the base license count.

Source
Spanning Backup: How much does Spanning Backup cost?

Spanning Backup does not publish pricing online. The company offers FLEXspend, a feature that gives complete flexibility in adjusting backup spend based on data changes. Customers must request a quote through their pricing page.

Source
Comet Backup: What is the price difference between self-hosted and cloud-hosted deployments?

Cloud-hosted plans start at $49/month (Professional) versus self-hosted which starts at $19/month (Starter). The main advantage of cloud-hosted is Comet manages the console infrastructure, though both models charge the same per-endpoint fees.

Source
Spanning Backup: Does Spanning Backup offer a free trial?

Yes, Spanning Backup offers a free trial. Customers can also book a call or request a demo to discuss their specific backup needs and receive a custom quote.

Source
Comet Backup: Does Comet Backup charge for additional protected machines?

Yes, all plans charge $2 per endpoint per month beyond the licensed endpoints. For example, the Growth plan includes 2 self-hosted licenses, but each additional protected machine costs $2/month.

Source
Spanning Backup: What products does Spanning Backup cover?

Spanning Backup provides backup solutions for Microsoft 365, Google Workspace, and Salesforce with customizable pricing based on organizational needs.

Source
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