Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Disaster Recovery Software

Zerto vs Datto SIRIS

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Zerto #6 in Disaster Recovery Software 8.9/10 Pricing on request · 14-day trial Free trial✓ 0 of 4 features Visit Zerto
Datto SIRIS #8 in Disaster Recovery Software 8.7/10 Pricing on request ✓ 3 of 4 features Visit Datto SIRIS

Zerto leads on 0 checks, Datto SIRIS on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreZerto · 8.9/10
  • Free trialonly Zerto
  • Most featuresDatto SIRIS · 3 of 4

Zerto scores higher on our rubric for disaster recovery software: 8.9 against 8.7 out of 10; our editors rank them #6 and #8.

Zerto is the better fit for multi-cloud teams needing near-synchronous recovery. Datto SIRIS is the better fit for MSPs managing multi-tenant backup DR.

  • Zerto fits best

    Multi-cloud teams needing near-synchronous recovery

  • Datto SIRIS fits best

    MSPs managing multi-tenant backup DR

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Zerto 8.9/10 Visit ↗ Datto SIRIS 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #6 in Disaster Recovery Software #8 in Disaster Recovery Software
Best for Multi-cloud teams needing near-synchronous recovery MSPs managing multi-tenant backup DR
Pricing model Paid Paid
Starting price Pricing on request · 14-day trial Pricing on request
Free plan — Not checked yet
Free trial 14 days —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web Web, Linux
Support Tickets, Community, Docs Email, Phone, Docs · 24/7
Compliance GDPR ISO 27001, SOC 2, 2FA
Integrations 9 integrations 3 integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Zerto 0/4 · Datto SIRIS 3/4
Failover orchestration Not checked yet ✓ (best)
Failback orchestration Not checked yet ✓ (best)
Test failover Not checked yet ✓ (best)
Recovery runbooks Not checked yet Not checked yet
Specs
Deployment model Not checked yet Hybrid
Supported workloads Not checked yet Windows Server, Linux, VMware, Hyper-V
RPO target Not checked yet Not checked yet
Our review
Pros
  • Near-synchronous replication with journal-based granular recovery points
  • Clean-room recovery and immutable copies support ransomware resilience
  • Automated failover, failback, migration, testing, and SLA analytics
  • Five-minute backup frequency with local and Datto Cloud backups
  • Local and cloud virtualization with failback and recovery testing
  • Immutable storage, ransomware detection, and centralized multi-tenant management
Cons
  • Standard pricing is not published and requires contacting sales
  • The 14-day offer is a trial rather than a free plan
  • Its broad enterprise scope may exceed simpler recovery needs
  • Pricing requires a sales conversation rather than public plan comparison
  • Multiple deployment options add architecture and planning decisions
  • Its broad DR focus may exceed the needs of simple file backup
Our verdict

Zerto is a data-protection platform for enterprises and managed service providers. It combines continuous data protection, near-synchronous replication, journal-based recovery, disaster recovery orchestration, workload mobility, analytics,…

Read the review →

Datto SIRIS is a business continuity and disaster recovery platform for managed service providers and IT teams. It combines backup software, appliances, cloud replication, local and cloud virtualization, file-level restore, bare-metal…

Read the review →
  1. ZertoDisaster Recovery Software 8.9Pricing on request · 14-day trial
  2. Datto SIRISDisaster Recovery Software 8.7Pricing on request

Strengths and trade-offs

  • Zerto — where it wins

    • Near-synchronous replication with journal-based granular recovery points
    • Clean-room recovery and immutable copies support ransomware resilience
    • Automated failover, failback, migration, testing, and SLA analytics

    Where it doesn't

    • Standard pricing is not published and requires contacting sales
    • The 14-day offer is a trial rather than a free plan
    • Its broad enterprise scope may exceed simpler recovery needs
  • Datto SIRIS — where it wins

    • Five-minute backup frequency with local and Datto Cloud backups
    • Local and cloud virtualization with failback and recovery testing
    • Immutable storage, ransomware detection, and centralized multi-tenant management

    Where it doesn't

    • Pricing requires a sales conversation rather than public plan comparison
    • Multiple deployment options add architecture and planning decisions
    • Its broad DR focus may exceed the needs of simple file backup
  • Zerto8.9/10 · Pricing on request · 14-day trial

    A capable multi-cloud recovery platform for teams that need near-synchronous protection.

    Visit ZertoFull verdict →
  • Datto SIRIS8.7/10 · Pricing on request

    A hybrid DR platform with five-minute backups, virtualization, failback, and multi-tenant management.

    Visit Datto SIRISFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update