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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
1st
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
2nd
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 August 2026, in the Configuration Management Databases category, the mindshare of Device42 is 25.9%, up from 22.8% compared to the previous year. The mindshare of ServiceNow CMDB is 19.8%, down from 32.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Configuration Management Databases Mindshare Distribution
ProductMindshare (%)
Device4225.9%
ServiceNow CMDB19.8%
Other54.3%
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

"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."
"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."
"It has generally been a really solid and useful tool."
"Device42 is a source of trust for many things in our company, like IP addresses."
"The pricing is reasonable."
"Device42 is a fantastic tool for workload discovery, and I believe everyone should start using it if they have plans to do so; it is a top-notch tool in the market."
"The most valuable part is the ease of use. There's no training involved. It's pretty simple and straightforward."
"Before Device42, the company didn't have any kind of asset management software at all, but now that we have Device42, we're integrating every single office into it so we know exactly what's where, which is a huge improvement that has probably halved the time it takes to do the management side of our IT assets."
"ServiceNow CMDB includes various automation features, and I'm quite satisfied with how they work."
"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."
"I've realized that if you have a good full-fledged CMDB, being involved in understanding what causes problems is not very difficult."
"The solution has a single database, architecture, and data model."
"It has provided the ROI."
"One of the most valuable aspects of ServiceNow CMDB is its user-friendly interface and high degree of customization at the user level."
"ServiceNow is basically a go-to when it comes to Remedy and ticket management."
"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. It is easy to use even for non-IT people. You can also directly plug your ServiceNow instance within your Microsoft Active Directory and then retrieve all your users and groups. So, you can use the users and groups to put automation inside the application. When you have new hires, you can automate the group security and group attribution. It is very good in terms of performance. Its performance is almost 100%. Once, it took less than two minutes to back up and run an instance. It has very good reliability."
 

Cons

"Mapping items wasn't as intuitive as importing in Device42, so this is an area for improvement."
"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 architecture is a bit old-fashioned. Device42 is on one server, appliance, virtual machine, or guest. We are loading more into Device42 than it can hold. Overloading Device42 with REST API calls or tasks will directly impact every aspect because the server will be too busy to answer requests."
"Large organizations, that may have 10,000 or 20,000 devices may not be best suited to this product."
"I would like to see API management as an additional feature in the tool's future versions. It will give more API security."
"Device42 can be improved by adding more widgets in the dashboard with correct information."
"The resources table needs a few tweaks. We've raised a feature request for this. When you click on resources, it opens up the entire CMDB or the entire data stored in Device42. If that could be customizable, it would be good. We should be allowed to add our own columns to that by writing a script or something like that. There should be an option to add or limit whatever we want."
"Device42 can be improved by adding more reporting features and architectural diagrams."
"I don't think it's a failure of Service Now or something that they don't offer, but I haven't seen any training modules."
"I wish we didn't have to pay for additional modules. For example, the vulnerability module is at an additional cost so that we can pull the Qualys scans and actually have automated tickets involved. If that workflow can also be part of that, it would be nice."
"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."
"We have various service levels and SLAs for our customers like platinum, gold, etc. Each SLA has an associated hardware and computing configuration. We cannot define that in ServiceNow for each customer. For example, a customer with 100 servers might be in the platinum category while a client with 25 would be in gold."
"The solution is scalable, however, there is some room for improvement regarding the vCenter and the Virtual Machine Center, for which we are actually struggling right now."
"We would like the solution to be made more easily scalable in future updates."
"There is some customization we need from the customer side."
"When running large queries within the system, it does have a tendency to bog down the system. This is something that should be improved. I would also like to see the HAM Pro module beefed up a little bit and integrated better into the SAM Pro module, which seems to be pretty much on the roadmap. Its pricing is pretty complicated and always fluctuating. Its pricing should be improved."
 

Pricing and Cost Advice

"Our licensing costs are on a yearly basis."
"The product cost is low. It is quite cheap."
"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."
"We pay $100,000 per year."
"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."
"The problem with using other vendor, like BMC, is the pricing. The price is so horrible and nobody wants to pay this money."
"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."
"It's in the top-three most expensive solutions in terms of cost, but it has all the features that are needed."
"The market sees ServiceNow as the Ferrari in terms of pricing. It's at the very top, and its cost is very, very high."
"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 price falls on the higher side of the spectrum."
"In comparison to the cost of other solutions, you get value for your money with ServiceNow CMDB. It could definitely be cheaper though."
"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."
"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."
"The product is pricey."
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Top Industries

By visitors reading reviews
Financial Services Firm
14%
Manufacturing Company
10%
Healthcare Company
8%
Outsourcing Company
7%
Financial Services Firm
15%
Manufacturing Company
9%
Outsourcing Company
9%
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, ...
 

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: August 2026.
909,647 professionals have used our research since 2012.