Gartner Research

Comparing Object Storage in the Public Cloud: Amazon, Google and Microsoft

Published: 17 May 2016

ID: G00277691

Analyst(s): Angelina Troy


Object storage from Amazon Web Services, Google Cloud Platform and Microsoft Azure offers cloud architects improved agility and cost-efficiency over on-premises storage, but differentiation among services is tricky. This document assesses these services and provides deployment recommendations.

Table Of Contents



  • Amazon Simple Storage Service (Amazon S3)
    • Amazon Glacier
    • Strengths
    • Weaknesses
  • Google Cloud Storage
    • Google Cloud Storage Nearline
    • Strengths
    • Weaknesses
  • Microsoft Azure Blob Storage
    • Microsoft Azure Blob Storage: Standard Cool Storage
    • Strengths
    • Weaknesses
  • Notable Use Cases
    • Backup
    • Archive
    • File and Content Distribution
    • High-Performance Storage


  • Evaluate Services Based on Operational Cost, Not Capacity Cost
  • Match Service Characteristics to the Use Case
  • Understand the Terms of Service and the SLA
  • Protect Data in the Cloud
  • Implement a Data Deletion or Life Cycle Policy

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