7 Best S3 Compatible Object Storage Options for 2026

7 Best S3 Compatible Object Storage Options for 2026

Cloud data in New Zealand is growing faster than ever, making secure, flexible storage a top priority. For IT leaders and businesses, s3 compatible object storage is now essential for seamless integration, future-proof scalability, and easy migration.

S3 compatibility enables you to connect existing tools and unlock hybrid or multi-cloud strategies. With rising concerns about data sovereignty and local compliance, the right solution must balance performance, cost, and local support.

This article reveals the seven best s3 compatible object storage options for 2026, focusing on data sovereignty, Kiwi support, and unique features to help your business stay in control.

What is S3-Compatible Object Storage and Why Does It Matter in 2026?

Cloud data in New Zealand is expanding rapidly, making reliable and flexible s3 compatible object storage crucial for every business. As organisations manage growing volumes of information, understanding how S3 compatibility works—and why it’s the industry benchmark—becomes essential for IT leaders.

What is S3-Compatible Object Storage and Why Does It Matter in 2026?

Definition and Core Concepts

Object storage is a modern approach to managing unstructured data, storing files as discrete objects with rich metadata. Unlike traditional file or block storage, it excels at handling large volumes—perfect for backups, media, and analytics.

S3 compatible object storage refers to any storage platform that supports the Amazon S3 API, the cloud industry’s most widely adopted protocol. This standardisation means developers and businesses can use familiar tools, SDKs, and workflows, no matter the underlying provider.

The value of S3 compatibility comes from its seamless integration. It allows businesses to connect backup software, data lakes, and AI tools directly to storage, reducing migration complexity. For organisations adopting hybrid or multi-cloud strategies, s3 compatible object storage makes it easy to move workloads between cloud providers or even between on-premises and cloud environments.

Common use cases in 2026 include:

  • Backup and disaster recovery for business continuity

  • Long-term archiving of compliance data

  • AI and machine learning data lakes powering analytics


By choosing s3 compatible object storage, NZ businesses ensure their data infrastructure remains agile, future-proof, and widely supported.

The Evolving Storage Landscape in New Zealand

New Zealand’s regulatory environment is putting greater emphasis on data sovereignty and local control. With updates to the Privacy Act and ongoing compliance requirements, more organisations are seeking s3 compatible object storage that guarantees data residency within NZ borders.

Recent trends show a sharp rise in cloud adoption among Kiwi businesses, with many moving to hybrid or multi-cloud strategies to avoid vendor lock-in and control costs. Egress fees and hidden charges from offshore providers are a growing concern, especially for companies with large or unpredictable data flows.

Local data centres and NZ-based providers offer unique advantages:

  • Assurance that sensitive data remains within New Zealand’s legal jurisdiction

  • Faster support and troubleshooting from local teams

  • Lower latency and improved performance for NZ users

For a closer look at the benefits of local solutions, see S3-Compatible Storage for NZ Organisations, which details options designed to meet compliance and sovereignty needs.

As the cloud landscape evolves, s3 compatible object storage with local support and infrastructure is set to become the standard for NZ enterprises, public sector, and SMBs.

Key Criteria for Evaluating S3-Compatible Object Storage Providers

Modern s3 compatible object storage solutions are not one size fits all. For New Zealand businesses, choosing the right provider involves evaluating factors beyond storage capacity. You need to consider performance, compliance with local laws, transparent pricing, and strong support that is close to home.

Key Criteria for Evaluating S3-Compatible Object Storage Providers

Performance, Scalability, and Reliability

Performance is critical for s3 compatible object storage, especially when handling large volumes of data or demanding workloads. Key metrics include input/output operations per second (IOPS), throughput, and latency. High-performing systems ensure fast access to files, which is vital for backup, analytics, and AI workloads.

Scalability is another important factor. Providers should allow you to expand storage as your business grows, without disruption. Look for solutions with elastic scaling and automated resource management, so you never pay for unused capacity.

Reliability is measured through uptime guarantees and service level agreements (SLAs). Top providers offer 99.9% or higher uptime, ensuring your data is always accessible when needed.

Metric

Importance

Top NZ Standard

IOPS

Fast access

5,000+

Throughput

Large transfers

1+ GB/

Uptime SLA

Data availability

99.9%+

Security, Compliance, and Data Sovereignty

Security is non-negotiable for s3 compatible object storage. Look for features like encryption at rest and in transit, granular access controls, and data immutability to protect against accidental or malicious changes.

Compliance with regulations is vital. NZ businesses must adhere to the NZ Privacy Act, and many also require ISO or SOC 2 certification. Data sovereignty is especially important for public sector, healthcare, and education organisations. Choosing a provider with NZ-based data centres ensures your data stays within national borders, reducing risk and supporting local compliance.

Providers such as ASI Solutions InfiniStor offer strong security features and guarantee data residency in New Zealand, making them ideal for businesses with strict regulatory needs.

Cost Structure and Pricing Transparency

Understanding the cost of s3 compatible object storage requires more than checking the price per terabyte. Providers may charge for egress (data leaving the platform), API calls, and storage class transitions. These hidden fees can add up quickly.

Transparent pricing models, such as flat-rate or no egress fee options, are easier to budget for and help avoid surprises. For a deeper analysis of pricing transparency and how it impacts NZ businesses, see Demystifying Cloud Object Storage Pricing.

Always compare the total cost of ownership (TCO) across providers, factoring in all potential fees and your expected usage patterns.

Integration, Ecosystem, and Support

Easy integration is essential for s3 compatible object storage. Leading providers offer robust APIs, command-line tools, and software development kits (SDKs) that work with existing workflows and third-party apps.

Migration tools can simplify the process of moving data from legacy systems or other clouds. Support is a major differentiator, especially for NZ organisations. Local support teams understand Kiwi business needs and can respond quickly to issues, helping you maintain business continuity.

Managed service options and training resources can further streamline operations and reduce the burden on your internal IT teams.

7 Best S3 Compatible Object Storage Options for 2026

New Zealand businesses are navigating a rapidly changing data landscape. Choosing the right s3 compatible object storage is crucial for future-proofing your organisation, ensuring data sovereignty, and maximising value. Below, we rank the top seven solutions for 2026, focusing on features, local support, compliance, and cost.

7 Best S3 Compatible Object Storage Options for 2026

ASI Solutions InfiniStor

When it comes to s3 compatible object storage with true data sovereignty in New Zealand, ASI Solutions InfiniStor stands out. Designed specifically for Kiwi organisations, InfiniStor offers enterprise-grade storage with NZ-based data centres, ensuring your data remains within local jurisdiction.

Pricing: Cold Storage – $5/TBs and Hot Storage – $15/TB.

Core Features:

  • S3 compatibility for seamless integration and migration.

  • NZ-based data centres for compliance and sovereignty.

  • Advanced security: encryption, access controls, and immutable backups.

  • Automated backup and disaster recovery options.

  • 24/7 local Kiwi support and managed services.

  • No egress fees

Key Benefits:

  • Full control over data residency, meeting NZ compliance standards.

  • Future-proof scalability for growing data needs.

  • Integration with 50+ business applications.

  • Customisable options for public sector, education, and SMEs.

Ideal For: NZ enterprises, public sector, education, and SMEs requiring strict compliance, guaranteed data sovereignty, and responsive local support.

Pros:

  • Local expertise and rapid response times.

  • Flexible engagement models.

  • Robust security and compliance alignment.

Cons:

  • Complex needs may need a tailored approach.


For organisations prioritising backup and disaster recovery, InfiniStor is featured in this Backup and Disaster Recovery with S3 Storage article, highlighting its strengths for NZ compliance and resilience.

Backblaze B2 Cloud Storage

Backblaze B2 Cloud Storage is a global contender known for its affordability and reliability. Its s3 compatible object storage platform is ideal for businesses wanting predictable pricing without sacrificing performance.

Pricing: $6 per TB per month, with free egress to partners and clear, upfront billing.

Core Features:

  • Always-hot S3-compatible storage.

  • Object lock for data immutability.

  • Event notifications and live read capabilities.

  • 99.9% uptime SLA.

Key Benefits:

  • Cost efficiency for backup, media, and archiving.

  • Seamless S3 migration and strong third-party integrations.

  • Assisted migration service for smooth onboarding.


Ideal For: SMEs, media companies, and businesses using hybrid or multi-cloud strategies that do not require NZ data residency.

Pros:

  • Transparent, low-cost pricing.

  • High performance and reliability.

  • Broad integration ecosystem.

Cons:

  • Data centres are outside NZ, limiting sovereignty.

  • Less customisation and local support.


Cloudflare R2

Cloudflare R2 is a disruptor in the s3 compatible object storage space, offering a developer-friendly experience with a global network.

Pricing: Pay-as-you-go storage, with zero egress fees.

Core Features:

  • S3-compatible API for easy migration.

  • Deep integration with Cloudflare CDN and Workers.

  • Edge network for fast, global content delivery.

Key Benefits:

  • Eliminates vendor lock-in and costly egress fees.

  • Ideal for web apps, SaaS, and content-heavy workloads.

  • Rapid data access across regions.


Ideal For: Global businesses, SaaS providers, and cost-conscious users who prioritise integration and performance over local data residency.

Pros:

  • No egress fees, reducing unpredictable costs.

  • Fast delivery via Cloudflare’s global edge.

  • Strong developer tools and automation features.

Cons:

  • Data is hosted globally, not specifically in NZ.

  • Some advanced features are still in beta.


Wasabi Hot Cloud Storage

Wasabi Hot Cloud Storage offers a straightforward, flat-rate approach to s3 compatible object storage, making budgeting simple.

Pricing: $5.99 per TB per month, with no egress or API request fees.

Core Features:

  • Full S3 API compatibility.

  • High-speed uploads and downloads.

  • Immutable buckets for secure, tamper-proof storage.

Key Benefits:

  • Unlimited free egress, no surprise bills.

  • Fast performance for backup and disaster recovery.

  • Strong security for compliance-driven workloads.

Ideal For: Backup, disaster recovery, media, and organisations needing predictable cloud storage costs.

Pros:

  • Simple, flat-rate pricing.

  • Easy migration for existing S3 users.

  • Strong security and compliance features.

Cons:

  • Data centres are mainly outside NZ and Australia.

  • Fewer advanced features compared to hyperscalers.


IBM Cloud Object Storage

IBM Cloud Object Storage delivers robust, enterprise-level s3 compatible object storage with a focus on resilience and compliance.

Pricing: Tiered (standard, vault, cold), pay-as-you-go, with egress fees.

Core Features:

  • S3-compatible API.

  • Multi-region redundancy for durability.

  • Lifecycle management and strong encryption.

Key Benefits:

  • Enterprise-grade reliability and high durability.

  • Multiple compliance certifications for regulated industries.

  • Deep integration with IBM Cloud ecosystem.

Ideal For: Large enterprises and regulated sectors needing advanced compliance and global reach.

Pros:

  • High durability and disaster recovery.

  • Advanced security features.

  • Flexible storage classes for different use cases.

Cons:

  • More complex pricing structure.

  • Data centres are global, not NZ-focused.

  • Less tailored for NZ SMEs.


Amazon S3

Amazon S3 remains the industry benchmark for s3 compatible object storage, supporting a vast ecosystem and feature set.

Pricing: Usage-based, multiple storage classes, egress fees apply.

Core Features:

  • Industry-standard S3 API.

  • Lifecycle policies and cross-region replication.

  • Event triggers and extensive documentation.

Key Benefits:

  • Global reach and extensive third-party integrations.

  • Reliable performance and scalability.

  • Mature tooling and community support.


Ideal For: Enterprises needing maximum compatibility, global apps, and hybrid or multi-cloud environments.

Pros:

  • Rich feature set and scalability.

  • Global infrastructure.

  • Mature developer and partner ecosystem.

Cons:

  • Egress costs can add up quickly.

  • Potential for vendor lock-in.

  • Data sovereignty concerns for NZ businesses.


Google Cloud Storage

Google Cloud Storage rounds out the list with advanced analytics and AI/ML integration, making it a strong s3 compatible object storage option for data-driven organisations.

Pricing: Tiered (standard, nearline, coldline, archive), usage-based, with egress fees.

Core Features:

  • S3 interoperability for easy migration.

  • Multi-region support and robust security.

  • Lifecycle management and advanced analytics.

Key Benefits:

  • Seamless integration with Google Cloud’s AI/ML tools.

  • Flexible storage classes for cost optimisation.

  • High performance for big data workloads.

Ideal For: Organisations with AI/ML, analytics, and multi-cloud strategies, or those needing global performance.

Pros:

  • Advanced analytics and machine learning features.

  • Strong security and compliance.

  • Flexible storage class options.

Cons:

  • Data centres outside NZ, less local support.

  • Egress fees and potential sovereignty issues.



Comparison Table

Provider

NZ Data Centres

Pricing Model

S3 Compatibility

Local Support

Egress Fees

Best For

ASI Solutions InfiniStor

Yes


$5 NZD/TB/month


Yes

Yes

No/Low

NZ compliance, sovereignty, SMEs, Enterprise

Backblaze B2

No

$6/TB/month

Yes

No

Free (partners)

Affordable backup, hybrid cloud

Cloudflare R2

No

Pay-as-you-go

Yes

No

None

Web apps, SaaS, global delivery

Wasabi Hot Cloud Storage

No

$5.99/TB/month

Yes

No

None

Simple pricing, backup, DR

IBM Cloud Object Storage

No

Tiered/pay-as-you-go

Yes

No

Yes

Enterprise, compliance

Amazon S3

No

Usage-based

Yes

No

Yes

Global apps, maximum compatibility

Google Cloud Storage

No

Tiered/usage-based

Yes

No

Yes

AI/ML, analytics, big data


Selecting the right s3 compatible object storage provider means weighing sovereignty, compliance, cost, and support. For NZ businesses where data residency is non-negotiable, ASI Solutions InfiniStor leads the way. Global options offer flexibility and scale, but may not meet local regulatory needs. Consider your priorities carefully to future-proof your data strategy.

Data Sovereignty and Compliance: Why Local Matters for NZ Businesses

Data sovereignty is a top concern for New Zealand organisations selecting s3 compatible object storage. As cloud adoption accelerates, businesses must ensure their data remains secure, compliant, and under local jurisdiction. Understanding the regulatory landscape and practical implications of storage location is essential for making informed decisions.

Data Sovereignty and Compliance: Why Local Matters for NZ Businesses

The Regulatory Environment in New Zealand

New Zealand’s data protection framework is centred on the Privacy Act 2020, which sets strict rules for how personal and sensitive information is collected, stored, and transferred. For organisations using s3 compatible object storage, compliance with these requirements is critical, especially in regulated sectors like government, healthcare, and education.

Recent years have seen growing regulatory scrutiny on where data is physically stored. NZ regulators increasingly expect critical data to reside within national borders, reducing risks associated with foreign jurisdictions. The Cloud Jurisdictional Risk Guidance from the New Zealand government provides clear advice for businesses assessing these risks, particularly when considering offshore cloud providers.

Storing data overseas can raise concerns about loss of control, exposure to foreign laws, and compliance breaches. For this reason, many organisations are prioritising s3 compatible object storage solutions hosted in NZ-based data centres. This approach supports both operational efficiency and peace of mind, especially as local cloud adoption continues to rise and compliance expectations intensify.

Practical Implications for Storage Selection

Choosing the right s3 compatible object storage provider means weighing the benefits of local hosting against those of global platforms. Local providers, such as ASI Solutions InfiniStor, offer clear advantages in data sovereignty, ensuring that all information is stored within New Zealand and managed under local law. This is especially valuable for public sector, education, and health organisations, where compliance is non-negotiable.

Global cloud providers may offer vast scalability and a broad feature set, but often host data offshore, introducing jurisdictional risk and potential compliance challenges. In contrast, NZ-based providers deliver tailored support and faster response times, as well as greater transparency around data handling. According to Data Sovereignty in Focus: Why Hosting in NZ Makes Business Sense, businesses benefit from reduced legal exposure and enhanced trust by keeping data close to home.

When evaluating s3 compatible object storage options, consider where your data will physically reside, the level of local support available, and how each provider addresses compliance. For many NZ organisations, the ability to balance performance, cost, and sovereignty makes local solutions particularly compelling.

How to Choose the Right S3-Compatible Storage Solution for Your Organisation

Selecting the right s3 compatible object storage provider is a strategic decision for any New Zealand business. With data sovereignty, compliance, and local support at the forefront, it pays to assess your unique needs before moving forward.

Assessing Organisational Needs and Workloads

Begin by mapping out your organisation’s storage requirements. Ask:

  • How much data will you store, and how fast will it grow?

  • What are your compliance and data sovereignty obligations?

  • Do you need integration with existing cloud tools or on-premise systems?

  • How frequently will you access or move data?

Understanding these factors helps you pinpoint the best s3 compatible object storage fit, especially for NZ businesses with strict data residency needs. For more guidance on evaluating cloud adoption strategies tailored to local organisations, see the Cloud Adoption Guide for NZ SMEs.

Cost-Benefit Analysis and Migration Planning

Next, compare the total cost of ownership for each s3 compatible object storage solution. Go beyond headline rates and consider:

  • Storage costs (per TB per month)

  • Egress and API request fees

  • Migration expenses and downtime risks

  • Long-term scalability and flexibility

Evaluate available migration tools, such as Backblaze’s Universal Data Migration, to ensure a smooth transition. Planning for business continuity during migration is essential, especially when compliance and service uptime are non-negotiable.

Integration, Support, and Local Partnerships

A successful s3 compatible object storage deployment relies on robust integration and ongoing support. Assess:

  • API and SDK compatibility with your existing stack

  • Availability of managed services and NZ-based customer support

  • Quality of documentation and training resources

Partnering with a provider offering local expertise, such as ASI Solutions InfiniStor, ensures responsive service and a better understanding of New Zealand’s regulatory environment. This can make a significant difference in day-to-day operations and long-term resilience.

Decision Matrix and Next Steps

Build a decision matrix to weigh your priorities:

Criteria

Weight

Provider A

Provider B

Provider C

Data Sovereignty

40%

Cost

25%

Features

20%

Support

15%

Assign scores based on your research and team input. Once you identify the top s3 compatible object storage contenders, conduct pilot tests and consult with shortlisted providers. This approach helps you select a secure, future-proof solution that aligns with your business goals and compliance requirements.

As we’ve seen, choosing the right S3 compatible object storage is crucial for future proofing your business, ensuring data sovereignty, and maintaining flexibility as the cloud landscape evolves in New Zealand. If you’re keen to experience the benefits of secure, scalable, and locally supported storage tailored for Kiwi organisations, why not see it in action for yourself? You can explore ASI Solutions’ InfiniStor with no commitment and discover how it fits your business needs. \
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