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Amazon S3 vs Zadara comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 1, 2024

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
3.5
Users report positive ROI from Amazon S3 due to cost savings, scalability, data integrity, and advanced analytics benefits.
Sentiment score
8.2
Zadara offers cost-effective scalability, eliminating upfront investments with flexible, nearly limitless capacity, potentially saving 50% in time and money.
Moving infrequently accessed data to cheaper classes like Glacier is beneficial for long-term storage at a lower cost.
The cost is not cheaper compared to AWS, and we have not seen the expected return on investment.
 

Customer Service

Sentiment score
6.5
Amazon S3 support is knowledgeable and helpful, but users desire faster response times; documentation reduces support necessity.
Sentiment score
8.2
Zadara's exceptional, 24/7 global customer service and technical expertise reduce user workload, earning high satisfaction ratings.
I rate the technical support from Amazon for S3 a ten out of ten.
An engineer is assigned based on the severity of the issue.
The technical support for Amazon S3 is rated ten out of ten.
We lack adequate response times and a 24/7 service level agreement.
I rate the technical support from Zadara as nine out of ten.
 

Scalability Issues

Sentiment score
8.3
Amazon S3 is praised for its scalability, flexibility, and security, ideal for enterprise-level applications despite cost considerations.
Sentiment score
7.6
Zadara provides scalable, flexible workload management, supporting business growth with adjustable tiers and high performance for various needs.
Data placed in an S3 bucket is replicated across availability zones in a region, ensuring scalability and availability.
The level of scalability allows storage to automatically scale on demand, without the need for manual intervention.
Amazon S3's automatic scaling has benefited me, as I don't need to plan storage requirements.
Zadara is a fully-fledged platform, and our customers are happy with its use.
 

Stability Issues

Sentiment score
7.7
Amazon S3 is highly stable and reliable with excellent performance, minimal maintenance, and slight security and upload speed concerns.
Sentiment score
7.5
Users appreciate Zadara for its stability, high-availability, and reliability, noting minimal downtime and dependable performance in demanding environments.
There is zero latency or downtime.
Transitioning between S3 storage classes, like moving data from the standard class to Glacier or Glacier Deep Archive, has been challenging.
Amazon S3 is highly stable.
 

Room For Improvement

Users want a more intuitive Amazon S3 interface, enhanced speed, security features, simplified pricing, and better service integration.
Zadara needs better communication, advanced features, broader support, improved infrastructure, and user-friendly upgrades to enhance market competitiveness.
An improvement could be associating the naming with personal accounts, allowing more familiar or desired names without conflicting with global conventions.
The practice of protecting data could be more streamlined or mandatory.
I would like to see an increase in the data upload limit, similar to DynamoDB, where there is no data limit.
Adding AI capabilities could enhance the offering as well.
Maintenance can also be complicated, especially when deeper troubleshooting requires navigating the CLI and searching for logs.
 

Setup Cost

Amazon S3's pay-as-you-go model offers cost-effectiveness, though advanced features may increase expenses compared to competitors.
Zadara offers predictable pay-per-use pricing, with all-inclusive features and support, appealing to cost-conscious enterprise buyers.
I've used the free tier and haven't been charged yet.
S3 offers multiple classes, allowing you to move data to cheaper classes for cost savings.
It is somewhat justified due to the benefits, but there is room for reconsideration.
The pricing is considered expensive.
 

Valuable Features

Amazon S3 is favored for its security, scalability, unlimited storage, and integration with AWS, ideal for diverse data needs.
Zadara offers flexible cloud integration, scalable storage solutions, and predictable costs with high performance, reliability, and user-friendly support.
Its stability and scalability are also impressive, as it allows for increased storage space according to demand.
I appreciate its capability to create static websites and integrate with services like CloudFront, EC2, and DynamoDB.
Security measures like encryption, access controls, and the block public access feature are also important.
The most valuable feature is its storage management capability.
Zadara's troubleshooting feature is very valuable for me.
 

Categories and Ranking

Amazon S3
Ranking in Public Cloud Storage Services
2nd
Average Rating
8.8
Reviews Sentiment
6.8
Number of Reviews
83
Ranking in other categories
No ranking in other categories
Zadara
Ranking in Public Cloud Storage Services
15th
Average Rating
8.6
Reviews Sentiment
7.6
Number of Reviews
12
Ranking in other categories
All-Flash Storage (33rd), Software Defined Storage (SDS) (18th), Compute Service (10th), File and Object Storage (20th)
 

Mindshare comparison

As of August 2025, in the Public Cloud Storage Services category, the mindshare of Amazon S3 is 12.4%, up from 12.2% compared to the previous year. The mindshare of Zadara is 1.5%, down from 1.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Public Cloud Storage Services
 

Featured Reviews

Vagner Martins - PeerSpot reviewer
Enhanced data security with seamless integration and static website capabilities
S3 is a great service offering numerous possibilities. It allows for storing objects and files of various types. I appreciate its capability to create static websites and integrate with services like CloudFront, EC2, and DynamoDB. Despite being focused on security, I leverage features such as cryptography and integration with CloudTrail.
Kirubel Behailu - PeerSpot reviewer
Enhancing storage management efficiency with user-friendly experience
Our customers are using Zadara for their research and development environments. We provide infrastructure for government projects, but we are often not fully aware of their specific usage.  I typically use it for our infrastructure and offer both Zadara and Microsoft Azure to our customers Zadara…
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Use our free recommendation engine to learn which Public Cloud Storage Services solutions are best for your needs.
865,384 professionals have used our research since 2012.
 

Top Industries

By visitors reading reviews
Computer Software Company
16%
Financial Services Firm
9%
Manufacturing Company
9%
University
8%
Computer Software Company
21%
Manufacturing Company
16%
Government
5%
Comms Service Provider
4%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Amazon S3?
We can easily connect to the AWS resources.
What is your experience regarding pricing and costs for Amazon S3?
AWS pricing for Amazon S3 starts at a higher cost, particularly in the standard class. However, with lifecycle management policies, costs can be optimized over time. On a scale from one to ten, I w...
What needs improvement with Amazon S3?
Areas of improvement should focus more on the services of Outposts rather than the Amazon S3 portion. AWS should sell Outposts in the Philippines because currently, only a few companies are using i...
What needs improvement with Zadara?
The initial installation was difficult because many steps required the command line interface (CLI). Maintenance can also be complicated, especially when deeper troubleshooting requires navigating ...
What is your primary use case for Zadara?
I use this product as storage. Specifically, I use it as big storage. That's the main use case for Zadara ( /products/zadara-reviews ).
What advice do you have for others considering Zadara?
As for the pros and cons, the main concerns are the complexity of the initial installation and the complicated maintenance due to the CLI usage. Overall, I do not have other complaints. My overall ...
 

Comparisons

 

Also Known As

S3, Simple Storage Service
No data available
 

Overview

 

Sample Customers

Netflix, Airbnb, Thomson Reuters, Zillow, Alert Logic
Time, Inc. A&E Network, The Washington Post, News UK, McGraw Hill, Gilt, Toshiba, Deloitte, VMware
Find out what your peers are saying about Amazon S3 vs. Zadara and other solutions. Updated: July 2025.
865,384 professionals have used our research since 2012.