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Amazon S3 vs Amazon S3 Glacier vs Oracle Cloud Object Storage 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:
 

ROI

Sentiment score
4.9
Users report positive ROI from Amazon S3 due to cost savings, scalability, data integrity, and advanced analytics benefits.
Sentiment score
5.0
Organizations achieved 300% ROI with Amazon S3 Glacier through infrastructure savings, improved efficiency, and resource reallocation, despite support challenges.
Sentiment score
4.2
Oracle Cloud Object Storage is cost-effective for backups, encryption, and access control, achieving a 30% ROI and high user ratings.
Moving infrequently accessed data to cheaper classes like Glacier is beneficial for long-term storage at a lower cost.
Amazon S3 has a reasonable price as you pay a flat price to use it.
If AWS improves support and cost management, there would be fewer reasons for users to consider other cloud platforms.
As it is Amazon S3 Glacier, it is used only for archival purposes, so it is comparatively okay to use it, and we can save money compared to the standard which is high.
 

Customer Service

Sentiment score
6.7
Amazon S3 support is knowledgeable and helpful, but users desire faster response times; documentation reduces support necessity.
Sentiment score
4.0
Amazon S3 Glacier support is mixed: efficient assistance but variable response times, sufficient documentation, and varied support levels impact experiences.
Sentiment score
4.2
Oracle Cloud Object Storage support is friendly and capable, but experiences mixed reviews due to delays and expertise issues.
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.
There is room for improvement in providing more skilled and comprehensive solutions.
They provide documentation and resolve issues.
If it is a business plan, then the support we have is really good.
When issues arise, it takes them at least three to four hours to respond.
I have a premium subscription for Oracle Cloud, which ensures a high level of support.
Oracle is more cost-effective than competitors.
 

Scalability Issues

Sentiment score
7.9
Amazon S3 is praised for its scalability, flexibility, and security, ideal for enterprise-level applications despite cost considerations.
Sentiment score
6.4
Amazon S3 Glacier excels in scalability, supporting vast data volumes and seamless integration, meeting diverse enterprise demands globally.
Sentiment score
7.7
Oracle Cloud Object Storage is praised for its efficient scalability, ease of management, flexibility, and straightforward access management.
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.
Amazon S3 Glacier auto-scales according to the data.
Amazon S3 Glacier is infinitely scalable, with no issues on our end.
Glacier has excellent scalability, with elasticity and security that meet industry standards.
The scalability of Oracle Cloud Object Storage deserves a perfect ten as it can be scaled easily.
We can adjust the number of CPUs as per our need and reduce the load.
 

Stability Issues

Sentiment score
7.8
Amazon S3 is highly stable and reliable with excellent performance, minimal maintenance, and slight security and upload speed concerns.
Sentiment score
6.9
Amazon S3 Glacier is praised for reliable performance, excellent SLA, and is ideal for cold storage despite occasional regional issues.
Sentiment score
7.5
Oracle Cloud Object Storage is highly dependable with minimal issues, rated 8/10 for stability, especially in dual-region setups.
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.
It is specifically designed for cold storage.
I do not experience any stability issues.
Amazon S3 Glacier is quite stable, nine out of ten.
The system is stable, especially when set up in a single region.
 

Room For Improvement

Users want a more intuitive Amazon S3 interface, enhanced speed, security features, simplified pricing, and better service integration.
Amazon S3 Glacier needs improved speed, security, compliance, pricing clarity, user experience, support, cost efficiency, and interface usability.
Oracle Cloud Object Storage needs security enhancements, easier usability, improved integration, better customization, and efficient billing management.
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.
I would like to see improvements in the transfer rate as it takes quite a long time to retrieve data from Glacier compared to standard S3 storage.
Support could be more robust, with a focus on providing comprehensive solutions even for novel issues.
Another improvement is making Glacier available in all regions.
The product can be difficult to use compared to how it is marketed.
I would like to know about integration with other Oracle Cloud services and whether it is easy to integrate Oracle Cloud Object Storage with other Oracle Cloud solutions.
The retrievability for Oracle Cloud Object Storage could be made simpler through the implementation of a GUI interface to retrieve data.
 

Setup Cost

Amazon S3's pay-as-you-go model offers cost-effectiveness, though advanced features may increase expenses compared to competitors.
Amazon S3 Glacier provides cost-effective data archiving, though pricing complexity raises concerns despite lower initial costs and operational flexibility.
Oracle Cloud Object Storage offers flexible pricing, appealing security features, though some find it costly for disaster recovery.
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.
Compared to competitors like GCP, AWS can work on reducing hidden costs and overall pricing to retain startups and medium-sized businesses.
The storage cost is minimal, which is beneficial for archival purposes.
Amazon S3 Glacier is beneficial due to its lower cost.
The pricing for Oracle Cloud Object Storage deserves a perfect ten as it is very inexpensive.
It is an expensive product.
The pricing for Oracle Cloud is comparable to other cloud providers.
 

Valuable Features

Amazon S3 is favored for its security, scalability, unlimited storage, and integration with AWS, ideal for diverse data needs.
Amazon S3 Glacier offers affordable, secure, and scalable long-term storage, ideal for infrequent data access and efficient cost management.
Oracle Cloud Object Storage offers scalable, secure, and cost-effective solutions with high performance and multi-region support for large datasets.
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.
Glacier greatly helps in managing storage costs by moving historical data to a lower-cost storage option.
The security features include object lock encryption and immutability options, so we can use this for backups.
The most valuable features of Amazon S3 Glacier are its cost-effectiveness for data archiving and its durability.
High availability, a large dataset, and stability are our main criteria for using this solution.
I find manageability, scalability, and security of the product most valuable.
It also provides multi-region support, enhancing data accessibility and safety.
 

Mindshare comparison

As of October 2025, in the Public Cloud Storage Services category, the mindshare of Amazon S3 is 14.1%, up from 11.5% compared to the previous year. The mindshare of Amazon S3 Glacier is 13.8%, down from 16.8% compared to the previous year. The mindshare of Oracle Cloud Object Storage is 3.9%, down from 4.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Public Cloud Storage Services Market Share Distribution
ProductMarket Share (%)
Amazon S3 Glacier13.8%
Amazon S314.1%
Oracle Cloud Object Storage3.9%
Other68.2%
Public Cloud Storage Services
 

Featured Reviews

Roberto Costa - PeerSpot reviewer
Have used multiple features effectively and find the pricing reasonable
What I appreciate most about Amazon S3 is the tiering of the objects; with the tiering, we can determine if an object won't be accessed frequently and send it to cold storage or a Glacier storage unit, which greatly lowers AWS costs. The inventory feature, called S3 Inventory, is a cool feature as well. The object access point is another notable feature. Amazon S3 has many useful features; I can simply host my website, which has to be a static web page, but even so, it's beneficial to put my code inside of Amazon S3 as a static website that people worldwide can access. I have worked with many petabytes of data stored in Amazon S3, and I have never had any performance issues, stability issues, or anything similar.
ArunDhwaj - PeerSpot reviewer
Versatile data storage improves security and supports increasing data volumes
Amazon S3 Glacier offers robust security features and practically infinite storage, where we can store all kinds of media swiftly. It supports various data types, including semi-structured and raw formats. These features facilitate log management and data dumping since the service is versatile enough to handle large volumes of data and provide necessary security.
PriyankShrivastava - PeerSpot reviewer
A workhorse that enables high availability but support has room for improvement
There is always room for improvement. When a product is marketed, many claims are made, but in reality, it does not always perform as expected. The usability and real-time capabilities could be enhanced. The product can be difficult to use compared to how it is marketed. Technical support also lacks a timely response.
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Top Industries

By visitors reading reviews
Computer Software Company
16%
University
9%
Financial Services Firm
8%
Manufacturing Company
8%
Computer Software Company
14%
Comms Service Provider
11%
Financial Services Firm
9%
University
6%
Manufacturing Company
17%
Computer Software Company
13%
Retailer
7%
Financial Services Firm
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business33
Midsize Enterprise17
Large Enterprise38
By reviewers
Company SizeCount
Small Business25
Midsize Enterprise6
Large Enterprise14
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise3
Large Enterprise6
 

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 manage...
What needs improvement with Amazon S3?
That is a hard question; I cannot think of any improvements right now because all the necessary features are already ...
Which is better - Amazon's S3 Glacier or EBS (Elastic Block Store)?
Our organization ran comparison tests to determine whether Amazon's S3 Glacier or Elastic Block Store data storage so...
What do you like most about Amazon S3 Glacier?
I like creating buckets where data can be segregated at a high level and then routing the appropriate data to each de...
What needs improvement with Amazon S3 Glacier?
The support could be improved by having specialized support staff. When we submit a question, it gets passed between ...
What do you like most about Oracle Cloud Object Storage?
The solution's most valuable features are its speed, unlimited space, and simplicity of use.
What is your experience regarding pricing and costs for Oracle Cloud Object Storage?
The pricing for Oracle Cloud Object Storage deserves a perfect ten as it is very inexpensive.
What needs improvement with Oracle Cloud Object Storage?
We have support but haven't had a reason to use the backup and recovery features.
 

Also Known As

S3, Simple Storage Service
Amazon Glacier
No data available
 

Overview

 

Sample Customers

Netflix, Airbnb, Thomson Reuters, Zillow, Alert Logic
King Cpunty, Illumina, Backupify, Nearmap.com, Scribd, Baylor College of Medicine, SoundCloud
Brinks
Find out what your peers are saying about Amazon Web Services (AWS), Google, Microsoft and others in Public Cloud Storage Services. Updated: October 2025.
872,706 professionals have used our research since 2012.