PAIRING · CMDB WITH DISCOVERY / NETWORK DISCOVERY
Device42 or runZero: which keeps your CMDB record more accurate?
SHORT ANSWER
By The Record Desk · CMDB Alternatives Compare · Published 2026-10-11
How do they compare criterion by criterion?
| Criterion | Weight | Device42 | runZero | Higher |
|---|---|---|---|---|
| Completeness of discovery | 20% | 60 | 72 | runZero |
ReasonsDevice42: Agentless discovery from mainframes to cloud containers, SNMP network devices, AWS and Azure; laptops, SaaS and identities are not documented. Source: Device42 homepage · Read 27 Sep 2026 runZero: Active scanning, passive discovery and integrations across IT, OT, IoT, cloud, mobile and remote assets; SaaS apps are not covered. Source: runZero platform · Read 27 Sep 2026 | ||||
| Data trust and reconciliation | 20% | 58 | 70 | runZero |
ReasonsDevice42: A CMDB fed mainly by its own scheduled discovery, with fewer third-party sources to reconcile. Source: Device42 features · Read 27 Sep 2026 runZero: Profiles each asset against nearly 1,000 attributes and merges integration data into that profile. Source: runZero homepage · Read 27 Sep 2026 | ||||
| Ownership mapping | 12% | 36 | 58 | runZero |
ReasonsDevice42: Ownership mapping is not described; the focus is infrastructure and dependencies. Source: Device42 features · Read 27 Sep 2026 runZero: Entra ID and Active Directory data enriches device records; ownership is not a documented field. Source: runZero integrations · Read 27 Sep 2026 | ||||
| Keeping the CMDB in sync | 16% | 70 | 66 | Device42 |
ReasonsDevice42: Describes itself as a next generation CMDB and integrates with ServiceNow, Freshservice and Jira. Source: Device42 features · Read 27 Sep 2026 runZero: The ServiceNow integration enriches the CMDB; creating or retiring CMDB records is not described. Source: runZero integrations · Read 27 Sep 2026 | ||||
| Effort to maintain | 14% | 58 | 86 | runZero |
ReasonsDevice42: Discoveries run continuously on a schedule, but the main appliance and at least one Remote Collector are hosted and maintained by your own team; vendor-hosted SaaS is not stated. Source: Device42 docs: deploy Device42 · Read 11 Oct 2026 runZero: No agents, authentication or appliances required; recurring scans plus always-on passive discovery. Source: runZero platform · Read 27 Sep 2026 | ||||
| Actionability | 10% | 52 | 48 | Device42 |
ReasonsDevice42: 30+ integrations including ServiceNow, Freshservice and Jira; no actions of its own are documented. Source: Device42 homepage · Read 27 Sep 2026 runZero: No workflow of its own is documented; findings move through integrations. Source: runZero integrations · Read 27 Sep 2026 | ||||
| Pricing clarity | 8% | 35 | 82 | runZero |
ReasonsDevice42: Pricing model published (annual subscription by number of devices); amounts not published. Source: Device42 pricing · Read 27 Sep 2026 runZero: Community Edition free for 100 or fewer assets, Platform from $5,000, and a free 21-day trial. Source: runZero pricing · Read 27 Sep 2026 | ||||
What do their record cards show?
Device42
runZero
- runZero documents MATCHED more fully than Device42 (documented against partial).
- runZero documents OWNED more fully than Device42 (partial against not documented).
- Device42 documents SYNCED more fully than runZero (documented against partial).
How do they differ on price and deployment?
| Device42 | runZero | |
|---|---|---|
| Pricing | Annual subscription based on the number of devices; amounts not published. Source: Device42 pricing · Read 27 Sep 2026 | Community Edition free for 100 or fewer assets (30-day retention). runZero Platform starts at $5,000. Free, full-featured 21-day trial. Source: runZero pricing · Read 27 Sep 2026 |
| Deployment | Customer-hosted. The main appliance is a pre-configured Linux virtual appliance your organization hosts on VMware vCenter, Hyper-V, Citrix Xen, Xen/KVM, AWS or Azure, with at least one Remote Collector; an optional Discovery Agent covers Windows, macOS, Linux, BSD and Solaris. Vendor-hosted SaaS is not stated. | "Flexible SaaS and on-prem options, and even support for air-gapped environments"; "no agents, authentication, or appliances". |
| Type | CMDB with discovery | Network discovery |
| Best for | Data center teams that need dependency mapping from mainframes to containers | Networks with OT and unmanaged devices, including air-gapped sites |
Which should you choose?
Choose Device42 if
- Keeping the CMDB in sync matters most to you (it scores 70)
- Completeness of discovery matters most to you (it scores 60)
- Data center teams that need dependency mapping from mainframes to containers
Choose runZero if
- Effort to maintain matters most to you (it scores 86)
- Pricing clarity matters most to you (it scores 82)
- Networks with OT and unmanaged devices, including air-gapped sites
Where next?
Frequently asked questions
Which scores higher overall, Device42 or runZero?
On our default weights runZero scores 69.3 against 55.2 for Device42. Device42 scores higher on keeping the CMDB in sync and actionability; runZero scores higher on completeness of discovery, data trust and reconciliation, ownership mapping, effort to maintain and pricing clarity.
Which publishes a price?
Device42: Annual subscription based on the number of devices; amounts not published. runZero: Community Edition free for 100 or fewer assets (30-day retention). runZero Platform starts at $5,000. Free, full-featured 21-day trial.
Which needs less upkeep?
runZero scores 86 on effort to maintain against 58 for Device42: No agents, authentication or appliances required; recurring scans plus always-on passive discovery.