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Device42 vs ServiceNow CMDB comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Device42
Ranking in Configuration Management Databases
2nd
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
34
Ranking in other categories
IT Asset Management (5th), IP Address Management (IPAM) Tools (3rd), Data Center Infrastructure Management (1st)
ServiceNow CMDB
Ranking in Configuration Management Databases
1st
Average Rating
8.6
Reviews Sentiment
7.0
Number of Reviews
34
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of June 2026, in the Configuration Management Databases category, the mindshare of Device42 is 26.8%, up from 21.0% compared to the previous year. The mindshare of ServiceNow CMDB is 21.6%, down from 35.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Configuration Management Databases Mindshare Distribution
ProductMindshare (%)
ServiceNow CMDB21.6%
Device4226.8%
Other51.599999999999994%
Configuration Management Databases
 

Featured Reviews

Manmohan Rao - PeerSpot reviewer
Associate Vice President at Hitachi Systems India Private Limited
Granular discovery has ensured confident workload migration and optimized cloud move group planning
Device42 offers the best features for workload assessment, particularly useful for cloud-to-cloud workload or on-premise data center workload, especially when planning for workload migration to the public cloud. For application and infrastructure discovery, Device42 has enabled me to know the number of machines running in the on-premise environment and has managed to capture complete utilization metrics or trends of their utilization. This has benefited me in right-sizing systems for my public cloud total cost of ownership (TCO) planning, providing me granularity to right-size these systems while planning a migration to the public cloud. Device42 has positively impacted my organization by providing granularity toward application discovery compared to other assessment tools, which is a differentiator since none of the other tools provide such granularity, leading to better decision-making for my migration to the public cloud. Device42 has improved my migration projects by providing granularity around system dependencies that gave me confidence knowing which systems communicate with each other parked in a particular move group. My move group planning became so robust that I am not leaving any system behind in the on-premise data center from my planning, which saves a lot of time and effort, leading to cost optimization—a value addition.
reviewer2782440 - PeerSpot reviewer
ServiceNow Consultant at a consultancy with 11-50 employees
Automation features and integrated service mapping have streamlined incident and change management processes
There is probably room for improvement in ServiceNow CMDB. I'm so immersed in projects and solving direct customer issues that I don't think too much about potential improvements. Maintaining an accurate and up-to-date ServiceNow CMDB can be challenging due to incoming data from various sources, but ServiceNow has been developing small AI components to help with data discrepancies and deduplication recently. They have also improved integrations with other tools, providing many out-of-the-box integrations to different monitoring tools and CMDBs, which previously required coding experience for custom integrations. They are moving towards a more low-code or no-code approach, which is part of their goal as a company.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"It has generally been a really solid and useful tool."
"It makes it easier for anyone to find an asset in a cabinet and it makes it easier for me to figure out if I have room and/or power in a cabinet to rack servers."
"The tool is user-friendly, easy to understand, and flexible."
"Device42 has everything in one place and links it altogether, which helps when you need to figure out where things are going wrong, where things are happening, or how everything is linked together."
"A big plus for Device42 was the auto-discovery. With it, we have updated devices, updated systems, and up-to-date systems."
"The solution's automatic IT asset discovery and inventory functionality are top-notch. The thing I like is that it's open-source. If I need to change them — and they've given me links on GitHub to have them — I can go and change them to pull exactly what I want, as frequently as I want."
"The REST API abilities enables us to run scripts that pull information from our servers about software, storage, etc. Anything we need is pushed through REST API to the Device42 server and reflected in the report it generates."
"It's nice to know that you can set up the scan, schedule it, and sit back."
"Technical support for ServiceNow was perfect."
"We like that this solution allows us to easily track the relationship between our CI and the IT asset module, for troubleshooting purposes, or to check the impact of an incident site."
"It has provided the ROI."
"It has improved our organization by bringing about quite a bit of automation so that we don't have to manually take inventory, and we can also quickly filter a query along different avenues to find out how many models we have in place."
"CMDB provides a centralized repository for your assets and support representatives throughout the organization."
"ServiceNow excels in integration and is considered the best tool in the market for this purpose."
"The most valuable feature of ServiceNow is the user interface because you can customize or configure it directly from the user interface by using the mouse."
"As I work based on the IT governance framework, what I like best about ServiceNow CMDB is ITSM, so incident/service request management. I also like that it can be useful for project portfolio management."
 

Cons

"While the automatic IT asset discovery is great, the first time using it can be confusing when you are configuring the SNMP. I don't remember for sure but I don't think it said "SNMP community," it said "password". The first time I used it I was thinking about communities but the tool said "password," and when you say "password" in SNMP you are thinking about SNMP version 3. This is the only thing that is confusing, although there were some devices that were not included in the discovery."
"A con for Device42 is that Kubernetes integration is lacking. You pay for 10,000 spot licenses and if you're spinning up a Kubernetes cluster, or four or five or six Kubernetes clusters like we do, you're going to have 5,000 or 6,000 nodes in each of those, doing different types of business things."
"We have not yet seen ROI. The solution has not reduced the time spent managing IT assets."
"Large organizations, that may have 10,000 or 20,000 devices may not be best suited to this product."
"However, the documentation has not been updated in a while, so it needs updates."
"Configuring rPDUs in the data center for Device42 required us to add multiple discovery jobs. The rPDUs were referred to the ISPDUs and daisy-chained. They would automatically assign a unique SMP port, but Device42 didn't allow SMP ranges, so we had to create a discovery job for each rPDU individually. We submitted a feature request to mitigate that."
"The only thing which I have noticed so far that is not good is that we had an issue with some reporting from the tool, reporting we had to export."
"The only thing which I have noticed so far that is not good is that we had an issue with some reporting from the tool, reporting we had to export. We couldn't do it in the way we wanted to, so we tried to reach out to their support but it took pretty long until we understood how we can manage the reports. We still haven't received a complete explanation of what we need to do and how to do it."
"The platform's stability needs improvement."
"They can improve the mobile application and the TGO tool, which is a built-in tool for development and implementation. As a developer, it is very frustrating to configure or customize the mobile app. In my opinion, this part of the application needs full rework and re-engineering."
"The E2E solution has a huge dependency on scanning tools and ServiceNow lacks integration with scanning tools."
"Now with Moveworks, which is a new solution for ServiceNow, the UI integration with that makes it difficult to put more improvements on that and see other future enhancements."
"I would like to see them partner with some key scanning technology companies to give them a real end-to-end offering."
"The initial setup is a bit complex."
"An area for improvement in ServiceNow is the reporting because there are reporting features that would be better when done within the platform, rather than having to buy the performance analytics model. There is so much difference between the dashboarding that you can do from the platform versus what's on the performance analytics model. Some of the features currently available within performance analytics would be good to have within the platform because sometimes, customers will say that the tool is okay, but it's not enough, so you'll need to go with the performance analytics model, and that's costly."
"In ServiceNow, we are not there yet. It's less mature."
 

Pricing and Cost Advice

"The problem with using other vendor, like BMC, is the pricing. The price is so horrible and nobody wants to pay this money."
"The product cost is low. It is quite cheap."
"Our licensing costs are on a yearly basis."
"We pay $100,000 per year."
"I am not involved in its pricing, but I have seen their plans during a discussion with the customer. For 500 servers, they were asking 50,000 USD. The cost of BMC Discovery was less than half. For the same thing, they were charging only 10,000 USD. Its pricing needs to be improved. As compared to other discovery tools, such as BMC Discovery and ServiceNow Discovery, its price is a little bit higher."
"Functionality-wise, Device42 is on par with industry standards, but price-wise, the solution is expensive. I'm rating the pricing for the solution as eight out of ten."
"On a yearly basis, our licensing is $10,000. However, our license is now nearly full with devices. We need the next bigger license with 5,000 devices, which will cost us $19,000. We pay for a set of licenses, a maximum number of devices, and a maximum number of IP addresses. We have the smallest amount of features, which is enough for us at this time."
"It's in the top-three most expensive solutions in terms of cost, but it has all the features that are needed."
"It is really expensive. I don't know actually how much it costs, but in 2016, when a client decided to move from an old solution to ServiceNow and had to choose a supplier for ServiceNow, I had heard that it could cost $10 per hour, which is really expensive. I am not aware of any additional fees to the standard licensing fees. There is no standard ServiceNow solution. When a company wants to acquire ServiceNow, they already know which module they will choose. In a basic package, you would have Service Catalog, Incident Management, and Change Management. These modules are usually required in an IT company."
"I would like it to be cheaper. If you've got a large environment, it can get quite expensive quite quickly. You still get a return on investment, but everybody has a tight budget. In terms of licensing, everything is pretty much known upfront. Being SaaS-based, there are no real additional gotchas that we came across."
"The product is pricey."
"In comparison to the cost of other solutions, you get value for your money with ServiceNow CMDB. It could definitely be cheaper though."
"The market sees ServiceNow as the Ferrari in terms of pricing. It's at the very top, and its cost is very, very high."
"The product price falls on the higher side of the spectrum."
"It is always fluctuating. It seems to change every six months. Every time they come out with a new iteration, it changes. It is pretty complicated, and they should improve it."
report
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Top Industries

By visitors reading reviews
Financial Services Firm
12%
Manufacturing Company
11%
Healthcare Company
8%
Outsourcing Company
7%
Financial Services Firm
15%
Manufacturing Company
10%
Government
8%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business9
Midsize Enterprise6
Large Enterprise20
By reviewers
Company SizeCount
Small Business9
Midsize Enterprise3
Large Enterprise23
 

Questions from the Community

What is your experience regarding pricing and costs for Device42?
The pricing, setup cost, and licensing for Device42 are relatively cost-effective and affordable. I do not know if a small organization would be able to afford it, but I presume it would also be co...
What needs improvement with Device42?
I think Device42 can be improved by adding more features around the CMDB aspect and lifecycle management. I do not think many people use it for that functionality, but if they were to expand the su...
What is your primary use case for Device42?
My main use case for Device42 is that we use it as a CMDB and affinity map to check out network topology or determine when we need to decom something in a life cycle. We use it for many different p...
What needs improvement with ServiceNow CMDB?
I believe that related to the solutions in the Now Assist platform, we can put more autonomy on that. Some reconciliation can be automated. AI Assist is the current improvement now. I don't have an...
What is your primary use case for ServiceNow CMDB?
I primarily work with ITSM, HR, SPM, AI, Now Assist, CMDB, and CSDM modules, covering almost all of these areas. I use the integration with ServiceNow CMDB with all the processes that we have imple...
What advice do you have for others considering ServiceNow CMDB?
I help customers evaluate their CMDB health. We use the CMDB health to make that analysis, to see the relationships, what is missing with the processes they have, and any mis-ownership issues. So, ...
 

Comparisons

 

Overview

 

Sample Customers

Computershare, Concur, Doosan, Fitch Ratings Inc., Fujitsu, HomeAway, Jasper Wireless, Mercedes-Benz, Square, Twitch, UCSB, Zayo Group Inc.
Wayfair, Siemens, Allianz, Experian, Vitas Healthcare
Find out what your peers are saying about Device42 vs. ServiceNow CMDB and other solutions. Updated: June 2026.
900,644 professionals have used our research since 2012.