No more typing reviews! Try our Samantha, our new voice AI agent.
IBM Z Logo

IBM Z Reviews

Vendor: IBM
5.0 out of 5
Badge Ranked 1

What is IBM Z?

IBM Z mindshare

As of August 2026, the mindshare of IBM Z in the Mainframes category stands at 31.3%, down from 38.3% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Mainframes Mindshare Distribution
ProductMindshare (%)
IBM Z31.3%
Unisys ClearPath Dorado19.5%
Fujitsu Server GS2118.2%
Other31.0%
Mainframes
 
 
Key learnings from peers

Valuable Features

Room for Improvement

Top industries

By visitors reading reviews
Financial Services Firm
12%
Government
11%
Outsourcing Company
9%
Media Company
9%
Manufacturing Company
6%
Computer Software Company
6%
Retailer
6%
Educational Organization
6%
University
5%
Non Profit
5%
Comms Service Provider
3%
Healthcare Company
3%
Hospitality Company
3%
Legal Firm
3%
Real Estate/Law Firm
2%
Recreational Facilities/Services Company
2%
Renewables & Environment Company
2%
Energy/Utilities Company
2%
Consumer Goods Company
2%
Program Development Consultancy
2%
Insurance Company
2%
Performing Arts
2%
Logistics Company
2%

Compare IBM Z with alternative products

Learn more about IBM Z

IBM Z customers

Related questions

 
IBM Z Reviews Summary
Author infoRatingReview Summary
Manager CICS Support at Blue Cross Blue Shield of Illinois5.0I found this system excellent for batch DB online use, processing mission-critical apps. Its ability to handle heavy mixed workloads is valuable. I'd like a more graphical UI for system changes, though IBM is addressing it via OSMF.
DS
Doyle Skipper
Manager CICS Support at Blue Cross Blue Shield of Illinois
Apr 3, 2019
Provides processing of mission critical applications.