Disaster Recovery comparison & reviews

Summary
Rank
2nd 1st 3rd
Score
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Analysis expand by Herman Rutten by Herman Rutten by Herman Rutten
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General expand
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  • Fully Supported
  • Limitation
  • Not Supported
  • Information Only
Pros
  • + Support for stretched clusters
  • + Support for storage replication
  • + Support for VVOL
  • + Support for VMware Cloud on AWS
  • + Multi-hypervisor and storage support
  • + Consistency across multiple VMs
  • + Ease of deployment
  • + Broad on-premises protection scope
  • + Profound Azure integration and support
  • + Consistency across multiple VMs
Cons
  • - No support for native public clouds
  • - No support for fan-out topologies
  • - No consistency across multiple VMs
  • - No support for hybrid-cloud scenarios
  • - No support for stretched clusters
  • - No native encryption
  • - Guest agent required (Physical/VMware)
  • - Weak reporting capabilities
  • - Singular public cloud support
  Content  
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Content Creator
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Overview
Name: Site Recovery Manager
Type: Software-only
Development Start: Unknown
First Product Release: 2008
Name: Zerto IT Resilience Platform
Type: Software-only
Development Start: Unknown
First Product Release: 2011
Name: Azure Site Recovery
Type: Software-only
Development Start: Unknown
First Product Release: 2014
  Assessment  
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Maturity
Release Dates:
SRM 8.2: may 2019
SRM 8.1.2: apr 2019
SRM 8.1.1: nov 2018
SRM 8.1: apr 2018
SRM 6.5: nov 2016
SRM 6.1: sep 2015
SRM 6.0: mar 2015
SRM 5.8: sep 2014
SRM 5.5: sep 2013
SRM 5.1: sep 2012
SRM 5.0: sep 2011
SRM 4.1: jul 2010
SRM 4.0: oct 2009
SRM 1.1: dec 2008
SRM 1.0: jun 2008
Release Dates:
IRP 7.5: sep 2019
IRP 7.0: apr 2019
IRP 6.5: sep 2018
IRP 6.0: feb 2018
IRP 5.5: july 2017
IRP 5.0: nov 2016
IRP 4.5: mar 2016
IRP 4.0: may 2015
IRP 3.5: may 2014
IRP 3.1: dec 2013
IRP 3.0: jul 2013
IRP 2.0: jul 2012
IRP 1.0: jun 2011
NEW
Release Dates:
ASR UR40: sep 2019
ASR UR39: aug 2019
ASR UR38: jul 2019
ASR UR37: jun 2019
ASR UR36: may 2019
ASR UR35: mar 2019
ASR UR34: feb 2019
ASR UR33: feb 2019
ASR UR32: jan 2019
ASR UR30: oct 2018
ASR UR27: jul 2018
ASR GA (Azure IaaS): jun 2018
ASR GA (VMware+Physical): jul 2015
ASR GA (Hyper-V): oct 2014
NEW
  Pricing  
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Software Pricing Model
Per VM
Per VM
Per VM or Physical Server
  •  
Support Pricing Model
Per VM
Per VM
Per Account
Design & Deploy expand
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  General  
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Solution Environment Scope
On-prem to on-prem, same hypervisor
On-prem to VMware Cloud on AWS
VMware Cloud on AWS to on-prem
VMware Cloud on AWS to VMware Cloud on AWS
On-prem to on-prem, same hypervisor
On-prem to on-prem Hyper-V
On-prem to Microsoft Azure
Microsoft Azure to Microsoft Azure
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Solution Protection Scope
Virtual Machines (VMs)
Virtual Machines (VMs)
Virtual Machines (VMs)
Physical Servers
  •  
Evaluation Methods
Free Trial (60-days)
Online Lab
Proof-of-Concept (POC)
Free Trial (14-days)
Proof-of-Concept (PoC)
Free Trial (31-days)
  Architecture  
  •  
Deployment Architecture
Array-based On-premises:
1 Replication adapter (SRA) per site

VR On-premises/Public cloud:
1 Manager (VRAp) per site
1 Replication agent (VRAg) per source host
1 Filter driver per source host
x Replication Servers (VRR)
On-premises:
1 Manager (ZVM) per site
1 Replication appliance (VRA) per host
1 Kernel module per host
On-premises VMware/Physical Servers:
1 Configuration Server Machine (CSM) per site
x Process Servers
x Master Target Servers
1 Mobility Service per VM

On-premises Microsoft Hyper-V:
1 Site Recovery Provider (SRP) per site
1 Recovery Services Agent (RSA) per host

Azure Public cloud:
None
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Replication Method
Array-based: Continuous (synchronous); Snapshot-based (asynchronous)
VR: Changed Block Tracking
Journal-based (near synchronous)
Log-based CBT (VMware/Hyper-V/Physical)
Snapshot-based (Azure IaaS)
  •  
Recovery Points
Array-based: Continuously (synchronous); Every x minutes/hours (asynchronous)
VR: Every x minutes/hours
Every x seconds
VMware/Physical: Continuously
Hyper-V: Every 30/300/900 seconds
Azure IaaS: Every 5 minutes
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Site Connectivity
On-premises to on-premises:
Private network, Public internet, VPN

On-premises to VMware Cloud on AWS:
IPSec VPN, VPN over Direct Connect, L2 VPN
On-premises to on-premises:
Private network, Public internet, VPN
On-premises to on-premises:
Private network, Public internet, VPN

On-premises to Microsoft Azure:
Public internet, ExpressRoute (Microsoft peering)
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WAN Optimization
Array-based: Solution dependent
VR: Data Compression
Data compression
Signature matching
Bandwidth throttling
Data Compression (VMware/Physical)
Bandwidth throttling
  Scaling  
  •  
Solution Scalability
Array-based: 5,000 VMs
VR: 2,000 VMs
10,000 VMs
Unknown
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Host/Server Scalability
Array-based: N/A
VR: Unknown (VRAg,VFD); 200 VMs (VRR)
1,500 VMs; 96TB (VRA)
85-225 VMs; 2TB Change Rate (Process Server)
NEW
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Multi-site Support
Yes (1:1, N:1)
No (1:1 only)
Yes (1:1, N:1)
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Multi-tenancy Support
Yes (limited)
No
Yes
Source/Target Support expand
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  On-premises  
  •  
Physical Servers
No
No
Yes
  •  
Physical Server Storage Types
Local, SAN (iSCSI/FC)
NEW
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VMware vSphere/ESXi
Yes
Yes
NEW
Yes
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vSphere Storage Types
Array-based: VMFS, NFS, vSAN, RDM
VR: VMFS, NFS, vSAN, VVOL, RDM (partial)
VMFS, NFS, vSAN, RDM
VMFS, NFS, vSAN, VVOL, RDM
NEW
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Microsoft Hyper-V
Yes
Yes
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Hyper-V Storage Types
Supported: Direct Attached, CSV
Not Supported: Pass-through disks
SMB 3.0, SAN (iSCSI)
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Stretched Storage Support
Yes
No
Yes (limited)
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Stretched Network Support
Yes
No
  •  
Data Center Mobility
Yes
Yes
Yes (Hyper-V)
  Public Cloud  
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Amazon Web Services (AWS)
No
No
No
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AWS Storage Types
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Microsoft Azure
No
No
Yes
NEW
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Azure Storage Types
Managed Disk (Standard; Premium), S2, S2D
NEW
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Google Cloud Platform (GCP)
No
No
No
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GCP Storage Types
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VMware Cloud on AWS
Array-based: No
VR: Yes
No
No
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VCA Storage Types
vSAN
N/A
N/A
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Public Cloud Mobility
No
No
Protection Support expand
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  Configuration  
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Granularity
Array-based: per volume
VR: per VM
Per VM
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Disk Exclusions
Array-based: No
VR: Yes (limited)
Yes
Yes (limited)
  •  
Powered-off VMs
Array-based: Yes
VR: No
Yes (limited)
No
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Encryption
Array-based: Solution dependent
VR: In-transit
N/A
In-transit (Hyper-V to Hyper-V)
In-transit and at-rest (to Azure)
  Consistency  
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VM Consistency Groups
Array-based: Yes (limited)
VR: No
Yes
Yes (limited)
  •  
Default Data Consistency Level
Crash-consistency and write order fidelity
Crash-consistency and write order fidelity
Crash-consistency and write order fidelity
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Application Data Consistency
Microsoft Applications (optional)
Microsoft Applications (optional)
Microsoft Applications (optional)
  Objectives  
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Minimum RPO
Array-based: 0 (synchronous) or 10-15 minutes (asynchronous)
VR: 5 minutes (limited) or 15 minutes
5-10 seconds (near-syncrhonous)
vSphere/Physical: 5-10 seconds (near-synchronous)
Hyper-V: 30 seconds (asynchronous)
Azure IaaS: 5-10 seconds (near-synchronous)
  •  
RPO Configurability
Array-based: No (synchronous); Yes (asynchronous)
VR: Yes (5 minutes to 24 hours)
Yes (limited)
vSphere/Physical: No
Hyper-V: Yes (30 seconds, 5 or 15 minutes)
Azure IaaS: No
  •  
Recovery History
Array-based: 1 to x restore points
VR: 1 to 24 restore points
1 hour to 30 days
Up to 24/72 hours
Recoverability expand
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  Orchestration  
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Recovery Order
VM Groups
VMs
VMs
VM Groups
VMs
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Script Inclusion
Yes
Yes (limited)
Yes
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Recovery Granularity
Per VM Group
Per VM
Per VM Group
Per VM Group
Per VM
  •  
Turn Off VMs at Source Site
Yes
Yes
  •  
Turn Off VMs at DR Site
Yes
No
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Test Failover
Yes
Yes
Yes
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Clone Creation
Yes
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Reprotect
Yes
Yes
Yes (VMware/Azure IaaS)
NEW
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Failback
Yes
Yes
Yes
  Networking  
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Automatic IP Renumbering
Yes
Yes
Yes
NEW
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Isolated Network for Test Failover
Yes
Yes
Yes
Management expand
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  Interfaces  
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GUI Functionality
Centralized
Centralized
Centralized
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GUI Scope
Single-site and Multi-site
Single-site and Multi-site
Single-site and Multi-site
  •  
GUI Performance Monitoring
Basic
Advanced
N/A
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GUI Storage Statistics
None
Advanced
N/A
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GUI Integration
vSphere: Web Client (plugin)
vSphere: Web Client (plugin)
Hyper-V: None
N/A
  •  
Role-based Access Control
Yes
vSphere: Yes
Hyper-V: No
Yes
  Programmability  
  •  
API/Scripting
REST-APIs
PowerCLI cmdlets
REST-APIs
PowerShell cmdlets
Rest API
PowerShell
Azure SDK
  Multi-tenancy  
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VMware vCloud Director
No
No
NEW
No
  Reporting  
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SLA Compliance
N/A
Medium
N/A
  •  
Storage Used for DR
N/A
Medium
N/A
  •  
Network Used for DR
N/A
Medium
N/A
  •  
Recovery History
Advanced
Advanced
Basic
expand
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Matrix Score

  •  
  •  
  • VMware
  • Zerto
  • Microsoft
  •  
  • 2 nd
  • 1 st
  • 3 rd
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