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Oracle Exadata vs Teradata comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Sep 30, 2025

Review summaries and opinions

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

ROI

Sentiment score
6.3
Oracle Exadata offers early break-even, reduced costs, increased performance, and significant savings despite complex licensing challenges.
Sentiment score
8.1
Teradata boosts speed and satisfaction for non-profits, enhancing analytics and productivity with high ROI and user ratings.
The investment is good, which is why people choose this hardware.
At least fifteen to twenty percent of our time has been saved using Teradata, which has positively affected team productivity and business outcomes.
We have realized a return on investment, with a reduction of staff from 27 to eight, and our current return on investment is approximately 14%.
 

Customer Service

Sentiment score
6.5
Oracle Exadata support praised for expertise, but critiques focus on delays and process efficiency improvement needs.
Sentiment score
7.0
Teradata's customer service is praised for professionalism and quick responses, though occasional delays are noted by some users.
This involved creating blueprints for integrating Oracle products into client systems, followed by technical presentations to Oracle teams and stakeholders.
Exadata comes with a platinum gateway and comprehensive support, which often gets immediate attention with severity one cases.
The customer support for Teradata has been great.
The technical support from Teradata is quite advanced.
Customer support is very good, rated eight out of ten under our essential agreement.
 

Scalability Issues

Sentiment score
7.5
Oracle Exadata offers efficient scalability with flexible configurations, easy expansion, and high costs; ensure compatible hardware generations.
Sentiment score
7.4
Teradata excels in scalability, especially in the cloud, despite some on-premise challenges due to hardware costs.
Within a site, scalability is excellent.
Whenever we need more resources, we can add that in Teradata, and when not needed, we can scale it down as well.
This expansion can occur without incurring downtime or taking systems offline.
Teradata's scalability is great; it's been awesome.
 

Stability Issues

Sentiment score
7.8
Oracle Exadata is praised for reliability and stability, with improved models offering redundancy and high availability, minimizing downtime.
Sentiment score
8.3
Teradata demonstrates excellent stability and reliability, with 99.9% uptime and few issues, except in specific environments like Cognos.
Once installed, Exadata is very stable.
The workload management and software maturity provide a reliable system.
I find the stability to be almost a ten out of ten.
 

Room For Improvement

Oracle Exadata needs cost management, simplified patching, improved support, better customization, enhanced security, and third-party integration.
Teradata struggles with high costs, scalability, UI updates, compatibility, and lacks advanced analytics, requiring better cloud integration and support.
There are minor areas where improvement is needed, such as making the user interface more user-friendly and enhancing configuration and customization options.
I cannot create an extended rack cluster with one node on one site and another node on a different site.
If the same thing were available in a web interface, that would be really helpful.
If Teradata could provide a list of certified experts, that would be fantastic.
Unlike SQL and Oracle, which have in-built replication capabilities, we don't have similar functionality with Teradata.
 

Setup Cost

Oracle Exadata's high costs are justified by its performance and reliability, offering value through reduced operational expenses.
Teradata's high pricing reflects premium value with strong performance, minimal downtime, and flexible cloud-based options, appealing to enterprises.
I would rate the price an eight on a scale from one to ten, indicating it is fairly expensive.
Initially, it may seem expensive compared to similar cloud databases, however, it offers significant value in performance, stability, and overall output once in use.
Teradata is much more expensive than SQL, which is well-performed and cheaper.
We spent roughly $295,000 on setup costs.
 

Valuable Features

Oracle Exadata enhances performance, handles large databases efficiently, and simplifies management with advanced features and intelligent storage capabilities.
Teradata offers fast, scalable data processing with robust security, intuitive design, and cross-platform compatibility for efficient analytics.
The most valuable features of Oracle Exadata are its high availability and cluster environment.
It also offers high backend speed between self-storage units and servers, which is beneficial for processing.
It has resulted in better performance improvement within our team as we now cover nine business units instead of 18, thanks to the data performance, which has increased data visibility and helped the enterprise achieve a higher rate of internal return on financials.
The first thing that I appreciate about Teradata is its multi-parallel processing. Whatever queries we execute on Teradata, they are blazingly fast, so it offers really fast connectivity.
The data mover is valuable over the last two years as it allows us to achieve data replication to our disaster recovery systems.
 

Categories and Ranking

Oracle Exadata
Ranking in Data Warehouse
2nd
Average Rating
8.6
Reviews Sentiment
6.8
Number of Reviews
129
Ranking in other categories
No ranking in other categories
Teradata
Ranking in Data Warehouse
3rd
Average Rating
8.2
Reviews Sentiment
7.0
Number of Reviews
78
Ranking in other categories
Customer Experience Management (6th), Backup and Recovery (20th), Data Integration (16th), Relational Databases Tools (8th), BI (Business Intelligence) Tools (11th), Marketing Management (5th), Cloud Data Warehouse (4th)
 

Mindshare comparison

As of November 2025, in the Data Warehouse category, the mindshare of Oracle Exadata is 13.1%, down from 18.6% compared to the previous year. The mindshare of Teradata is 11.1%, down from 16.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Data Warehouse Market Share Distribution
ProductMarket Share (%)
Oracle Exadata13.1%
Teradata11.1%
Other75.8%
Data Warehouse
 

Featured Reviews

Mladen Vidic - PeerSpot reviewer
High availability and cluster support enhance daily operations and transaction processing.
We use Oracle Exadata for several enterprise databases that accommodate all-day operations on two Exadatas. I can't disclose the specific use of these databases, but they handle heavy connections and a large number of transactions. This environment is set up to process requests from a transaction…
Kirk Robinson - PeerSpot reviewer
Has improved data quality, optimized reporting processes, and enabled predictive insights across business units
The limitation we encountered was related to speed, prompting us to increase our AWS cloud thresholds and benchmarks on the servers, adding more throughput. We have been testing that, but speed remains one of our key issues. The integration has been awesome because of the platforms and their usage, and usability is great. The most challenging aspect is finding Teradata resources, so we are focusing on internal training and looking for more Teradata experts. If Teradata could provide a list of certified experts, that would be fantastic. I rated Teradata a nine because the main area for improvement is the bandwidth of resources that could assist us in applying to our projects, specifically more certified and expert resources. The market share of Teradata professionals is limited, creating an issue for us.
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Comparison Review

it_user232068 - PeerSpot reviewer
Aug 5, 2015
Netezza vs. Teradata
Original published at https://www.linkedin.com/pulse/should-i-choose-net Two leading Massively Parallel Processing (MPP) architectures for Data Warehousing (DW) are IBM PureData System for Analytics (formerly Netezza) and Teradata. I thought talking about the similarities and differences…
 

Top Industries

By visitors reading reviews
Financial Services Firm
31%
Computer Software Company
10%
Government
6%
Manufacturing Company
5%
Financial Services Firm
25%
Computer Software Company
9%
Manufacturing Company
7%
Healthcare Company
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business47
Midsize Enterprise13
Large Enterprise86
By reviewers
Company SizeCount
Small Business26
Midsize Enterprise12
Large Enterprise50
 

Questions from the Community

What do you like most about Oracle Exadata?
It is the best solution for OLTP and data warehousing.
What is your experience regarding pricing and costs for Oracle Exadata?
The cost of Oracle Exadata is substantial, particularly in terms of maintenance costs and licensing. This pricing strategy has led to strained relationships with IT companies including HP and Cisco...
What needs improvement with Oracle Exadata?
Patching Oracle Exadata can be challenging due to its numerous components including network, blade, CPU, storage, and VMs. The system's complexity extends beyond simple maintenance tasks. The perfo...
Comparing Teradata and Oracle Database, which product do you think is better and why?
I have spoken to my colleagues about this comparison and in our collective opinion, the reason why some people may declare Teradata better than Oracle is the pricing. Both solutions are quite simi...
Which companies use Teradata and who is it most suitable for?
Before my organization implemented this solution, we researched which big brands were using Teradata, so we knew if it would be compatible with our field. According to the product's site, the comp...
Is Teradata a difficult solution to work with?
Teradata is not a difficult product to work with, especially since they offer you technical support at all levels if you just ask. There are some features that may cause difficulties - for example,...
 

Also Known As

No data available
IntelliFlex, Aster Data Map Reduce, , QueryGrid, Customer Interaction Manager, Digital Marketing Center, Data Mover, Data Stream Architecture, Teradata Vantage Enterprise (DIY)
 

Overview

 

Sample Customers

PayPal, EBS, Organic Food Retailer, Garmin, University of Minnesota, Major Semiconductor Company, Deutsche Bank, Starwood, Ziraat Bank, SK Telecom, and P&G.
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