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IBM SPSS Modeler vs Weka comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on May 21, 2025

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

IBM SPSS Modeler
Ranking in Data Mining
3rd
Average Rating
8.0
Reviews Sentiment
6.3
Number of Reviews
40
Ranking in other categories
Data Science Platforms (13th)
Weka
Ranking in Data Mining
5th
Average Rating
7.8
Reviews Sentiment
6.8
Number of Reviews
17
Ranking in other categories
Anomaly Detection Tools (1st)
 

Mindshare comparison

As of November 2026, in the Data Mining category, the mindshare of IBM SPSS Modeler is 13.3%, down from 21.4% compared to the previous year. The mindshare of Weka is 7.4%, down from 11.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Data Mining Mindshare Distribution
ProductMindshare (%)
IBM SPSS Modeler13.3%
Weka7.4%
Other79.3%
Data Mining
 

Featured Reviews

RB
Business Owner at SASS GmbH
Support and flexibility enable effective project initiation and meet customer needs but deployment requires enhancement
The customer comes to you and says they want to deploy it and make a production out of this, which is very difficult and expensive with IBM SPSS Modeler. With MATLAB, there is no problem. I have a solution, and then I convert my MATLAB solution to C programming language. This I can deploy, and I can check it, and it is MISRA compatible. It is very easy to deploy it, to go from MATLAB to C or C++, which is actually needed in the car industry. In the car industry, they want to have it in the hardware. You cannot put MATLAB or IBM SPSS Modeler in the hardware of a car, but with C, there is no problem with a microcontroller. They can shoot it into the microcontroller, and I can check it with Polyspace, and it is MISRA compatible, which is an industrial standard. There is nothing similar in IBM SPSS Modeler. I made solutions with IBM SPSS Modeler, and then the customer said they wanted to make a production out of it, and it was not possible. I stopped with IBM SPSS Modeler 18. It is now 18.6 from what I know at the moment. I do not believe that there is a possibility to design a graphic user interface with it. It is itself a graphic user interface, where you put all sorts of little icons into the display.
JK
Staff Infrastructure Engineer at a manufacturing company with 201-500 employees
High-speed shared storage has accelerated AI research workflows and supports massive job queues
The best features Weka offers are high speed, exceptional performance, and reliability. It is probably the best file system I have ever used. These features have helped my workflows and users by enabling us to train and perform inferencing of AI workflows of proteins against target diseases, which allows us to run jobs in approximately half the time that we would with slower storage. Weka is always available, incredibly reliable, and backed up, so we could not do this work without it. Additionally, Weka is incredibly easy to use because there is a web UI that allows us to create and resize file systems at will, making different directory structures available to different users at any given time, and the speed is exceptional. Weka has positively impacted my organization because we previously had NFS, which would take down the cluster when under high load. Now we have no concerns about highly loaded multiple thousands of jobs running simultaneously against this file system. The system handles it without any issues. To share more about the scale, we have anywhere between 1,000 to 10,000 jobs in the queue at any given time, and the system handles it without any problems. Our volumes are approximately half a petabyte on one system and about a third of a petabyte on another system for various storage uses, and it enables all our work to go efficiently.

Quotes from Members

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

Pros

"IBM SPSS Modeler is the easiest solution."
"The quality is very good."
"The customer loves it at first glance because it is so easy to handle, and you get a solution pretty soon."
"It is a pretty stable solution, the end-users and other people with hands-on experience are very happy with this tool, it has not let us down in the past, and we have not really experienced any downtime."
"We had an IBM Guardium service contract where we used one of their resources to help us develop our prototype. It was a good experience, but they were helpful and responsive."
"Very good data aggregation."
"I still use it because when I got the latest version it had all those things that I wish I would've had when I was working at the office."
"We are using it either for workforce deployment or to improve our operations."
"It’s pretty straightforward, it's user-friendly, it’s free, and with YouTube videos, online guides, and e-books on machine learning using Weka, you can quickly learn to use its good interface for data visualization, filtering, and creating different scenarios and instances."
"In Weka, anyone can access the program without being a programmer, which is a good feature since the entry cost is very low."
"If they want their task done faster, and they do not have enough coding expertise, this is definitely an excellent solution to choose from."
"Weka is just much better for the classification path and clustering path; if you are going with some predictions that a procedure recalls, it's better than any other tool like R Programming and Python."
"Weka is a very nice tool, it needs very small requirements. If I want to implement something in Python, I need a lot of memory and space but Weka is very lightweight. Anyone can implement any kind of algorithm, and we can show the results immediately to the client using the one-page feature. The client always wants to know the story. They want the result."
"Weka is very easy to use, is very complete, and provides many benefits to the end user."
"I like the machine algorithm for clustering systems. Weka has larger capabilities. There are multiple algorithms that can be used for clustering. It depends upon the user requirements. For clustering, I've used DBSCAN, whereas for supervised learning, I've used AVM and RFT."
"Weka is a very nice tool and it helped me to solve any machine learning problem in one minute."
 

Cons

"Setup is a little problematic for desktop. A nightmare for server."
"We have run into a few problems doing some entity matching/analytics using this portion of the software."
"Weak documentation and user guide."
"Customer support is hard to contact."
"Dimension reduction should be classified separately."
"This tool has a lot of bugs."
"The platform that you can deploy it on needs improvement because I think it is Windows only. I do not think it can run off a Red Hat, like the server products. I am pretty sure it is Windows and AIX only."
"​Initial setup of the software was complex, because of our own problems within the government."
"The filter section lacks some specific transformation tools."
"I believe is there are a few newer algorithms that are not present in the Weka libraries. Whereas, for example, if I want to have a solution that involves deep learning, so I don't think that Weka has that capability. So in that case I have to use Python for ... predict any algorithms based on deep learning."
"Not particularly user friendly."
"Documentation tends to lag and is sometimes inaccurate, but we have found that looking at the most recent version tends to show more accurate documents."
"A few people said it became slow after a while."
"The solution doesn’t really have very good technical support."
"As students, if we use the largest data sets, I think Weka struggles with large data sets imported into it."
"The product is good, but I would like it to work with big data. I know it has a Spark integration they could use to do analysis in clusters, but it's not so clear how to use it."
 

Pricing and Cost Advice

"It got us a good amount of money with quick and efficient modeling."
"This tool, being an IBM product, is pretty expensive."
"When you are close to end of quarter, IBM and its partners can get you 60% to 70% discounts, so literally wait for the last day of the quarter for the best prices. You may feel like you are getting robbed if you can't receive a good discount."
"The scalability was kind of limited by our ability to get other people licenses, and that was usually more of a financial constraint. It's expensive, but it's a good tool."
"Its price is okay for a company, but for personal use, it is considered somewhat expensive."
"It is an expensive product."
"I am using the free version of IBM SPSS Modeler, it is the educational edition version."
"$5,000 annually."
"Currently, I am using an open-source version so I don't know much about the price of this solution."
"The solution is free and open-source."
"We use the free version now. My faculty is very small."
"As far as I know, Weka is a freeware tool, and I am not aware if they have an online solution or if it is a commercial product."
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Top Industries

By visitors reading reviews
Outsourcing Company
9%
Financial Services Firm
9%
Government
9%
Construction Company
8%
Educational Organization
15%
University
12%
Comms Service Provider
9%
Construction Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business9
Midsize Enterprise4
Large Enterprise32
By reviewers
Company SizeCount
Small Business11
Midsize Enterprise2
Large Enterprise5
 

Questions from the Community

What needs improvement with IBM SPSS Modeler?
The customer comes to you and says they want to deploy it and make a production out of this, which is very difficult and expensive with IBM SPSS Modeler. With MATLAB, there is no problem. I have a ...
What is your primary use case for IBM SPSS Modeler?
I have been using IBM SPSS Modeler for a long time. I am using IBM SPSS Modeler mainly for ETL. Sometimes I use it to compare the results of the modeling as compared to MATLAB. MATLAB is the main t...
What advice do you have for others considering IBM SPSS Modeler?
You should put MATLAB into your database. According to Gartner, from what I have seen last year, there was a Gartner four quadrants perspective, and MATLAB was in a very good position. I remember a...
What is your experience regarding pricing and costs for Weka?
My experience with pricing, setup cost, and licensing has been that we have received very good terms, and the setup cost and licensing have been easy to implement, with pricing exactly what we woul...
What needs improvement with Weka?
Weka can be improved in terms of not having to reboot nodes when operator versions need to be changed, but they are working toward that. Documentation tends to lag and is sometimes inaccurate, but ...
What is your primary use case for Weka?
My main use case for Weka is providing a high-speed shared file system on converged infrastructure. A specific example of how I use Weka for this shared file system is that we host user home direct...
 

Comparisons

 

Also Known As

SPSS Modeler
No data available
 

Overview

 

Sample Customers

Reisebªro Idealtours GmbH, MedeAnalytics, Afni, Israel Electric Corporation, Nedbank Ltd., DigitalGlobe, Vodafone Hungary, Aegon Hungary, Bureau Veritas, Brammer Group, Florida Department of Juvenile Justice, InSites Consulting, Fortis Turkey
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Find out what your peers are saying about IBM SPSS Modeler vs. Weka and other solutions. Updated: November 2026.
920,769 professionals have used our research since 2012.