Cost Optimization

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cheaper than AWS S3 UK

Finding a Cheaper AWS S3 UK Alternative That Delivers Sovereignty and Predictable Costs

10.09.2025

10

Minutes

Christian Kaul

Founder & COO Impossible Cloud

Oct 11, 2025

10.09.2025

10.09.2025

10

Minutes

Christian Kaul

Founder & COO Impossible Cloud

Are unpredictable cloud bills and data sovereignty concerns slowing your business? A surprising number of UK IT leaders face over 15% of their cloud spend going to hidden egress fees alone. Discover a European object storage solution that offers a financially predictable and compliant alternative.

Key Takeaways

UK businesses can mitigate GDPR and CLOUD Act risks by choosing a 100% European-owned cloud provider, ensuring data is governed solely by EU law.

Eliminating egress fees and API charges, which can account for over 15% of a cloud bill, leads to predictable costs and significant savings.

An 'Always-Hot' storage architecture with full S3 compatibility simplifies operations, speeds up restores, and strengthens ransomware defenses with immutable backups.

For UK businesses, reliance on hyperscale cloud storage often creates a difficult trade-off between innovation and cost control. Many IT departments find that egress fees and API call charges can inflate their monthly bills by up to 40%, complicating budgets and hindering growth. Simultaneously, the need for digital sovereignty has become a strategic priority, with 87% of European organizations citing compliance as a top factor in provider selection. This article outlines a practical path forward: a sovereign, S3-compatible object storage solution designed for the UK market. It provides a resilient, cost-effective foundation for backup, archiving, and ransomware protection without vendor lock-in.

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Achieve True Data Sovereignty Beyond Simple Residency

For UK businesses, ensuring data protection alignment with the EU is a strategic necessity, especially as the UK's adequacy decision faces renewal in 2025. Storing data in EU-based data centers under a European provider offers a direct solution to the risks posed by foreign laws like the U.S. CLOUD Act. This American law compels U.S.-based companies to provide access to data regardless of where it is stored, creating a direct conflict with GDPR's core principles.

Choosing a sovereign-by-design provider eliminates this legal jeopardy entirely. With a 100% European-owned and operated infrastructure, your data remains governed exclusively by EU law. This jurisdictional clarity is something that U.S.-owned providers with EU data centers simply cannot guarantee. A recent survey showed 47% of EU tech leaders are actively working to reduce dependency on U.S. vendors for this very reason. Learn more about sovereign S3 alternatives that keep your data safe. This approach ensures your backups, archives, and sensitive workloads are protected from foreign government access requests.

Eliminate Bill Shock with a Predictable Cost Model

The most significant challenge in managing hyperscale storage costs is the prevalence of hidden fees. Gartner has observed that most clients spend 10% to 15% of their total cloud bills on egress costs alone. These charges, incurred every time data is read or moved, make accurate financial forecasting nearly impossible for data-intensive workloads. A pricing model that eliminates these variables offers a clear advantage.

A transparent economic model with zero egress fees, zero API call charges, and no minimum storage durations provides the predictability UK businesses need. For a company with a 10% operating margin, cutting storage costs by 80% can increase overall profitability by nearly 5%. This structure is particularly beneficial for backup and disaster recovery, where data retrieval is a core function. You can find more details in our analysis of egress fees. This shift to a predictable cost structure allows for better budget allocation and removes the financial penalties for accessing your own data.

Migrate Seamlessly with Enterprise-Grade S3 Compatibility

Switching storage providers should not require a complete overhaul of your IT environment. Full S3 API compatibility ensures that your existing applications, scripts, and backup tools continue to work without modification. This protects your past technology investments, which can represent thousands of development hours. The migration process is reduced to simply changing the endpoint and credentials in your current tools.

An enterprise-ready solution supports more than just basic S3 operations. It must handle advanced features your teams rely on every day. Here is what to look for:

  • Full support for object versioning and lifecycle management policies.

  • Compatibility with existing SDKs and CLI tools for automation.

  • Seamless integration with leading backup software like Veeam and NovaBackup.

  • Support for advanced security features like Immutable Storage (Object Lock).

This 1-to-1 compatibility minimizes migration risk and allows your team to onboard in a single afternoon. This focus on interoperability is key to a successful cloud cost strategy, ensuring you can move data freely without being locked in.


Enhance Resilience with an Always-Hot Storage Architecture

Complex storage tiering models, which move data between hot, warm, and cold layers, often introduce operational fragility. A restore operation from a cold tier can incur unexpected delays of several hours and significant retrieval fees, impacting recovery time objectives (RTOs). An "Always-Hot" architecture provides a simpler, more resilient alternative where 100% of your data is immediately accessible.

This model eliminates the risk of API timeouts and lifecycle policy errors that can occur with tiered systems. Every object, whether 1 day or 10 years old, is available for immediate download at no extra cost. This is critical for ransomware recovery, where rapid access to immutable backups is essential. Features like Object Lock create a WORM (Write-Once-Read-Many) state, making it impossible for malicious actors to alter or delete your critical backup files. This modern approach to UK object storage simplifies operations and strengthens your security posture.

Prepare for New EU Regulations Coming in 2025

The regulatory landscape is evolving, and UK businesses operating with EU data must stay ahead. Two key pieces of legislation will reshape compliance requirements starting in 2025. The first is the EU Data Act, which comes into force from September 2025 and mandates greater data portability to prevent vendor lock-in. Providers must facilitate easy switching, and after January 2027, they will be prohibited from charging for the switching process itself.

The second is the NIS-2 Directive, which expands cybersecurity obligations for critical sectors, including cloud providers. It requires robust measures like multi-layer encryption, strict access controls, and comprehensive incident reporting. Choosing a provider already aligned with these principles ensures you are prepared for the 2025 requirements today. This proactive stance on compliance is a core part of effective cloud spend optimisation. A forward-looking approach avoids the future costs and risks of non-compliance.

Empower UK Channel Partners with Predictable Margins

For Managed Service Providers (MSPs) and resellers, profitability depends on predictable service delivery costs. A storage solution with zero egress or API fees allows partners to build Backup-as-a-Service (BaaS) and Archiving-as-a-Service offerings with stable, defensible margins. This model removes the risk of a client's unexpected data restore request erasing the profit from that account for an entire year.

A partner-ready platform provides the tools needed to scale efficiently. This includes a multi-tenant console for managing multiple clients, robust automation via API/CLI, and detailed reporting. With UK distribution now available through partners like Northamber plc, local MSPs have a direct path to onboarding. This channel focus ensures partners can deliver sovereign and compliant storage solutions to their UK clients with confidence. This approach simplifies storage cost analysis for both MSPs and their end customers.

FAQ

How does a European cloud provider help with GDPR compliance?

A European cloud provider whose infrastructure is exclusively in certified EU data centers ensures your data is governed by EU law. This helps meet GDPR requirements for data residency and protects you from extraterritorial laws like the U.S. CLOUD Act, which could force a U.S.-based provider to transfer your data, creating a compliance breach.



What does S3-compatible object storage mean?

S3-compatible object storage means the service uses the same API (Application Programming Interface) as Amazon S3. This allows you to use the same tools, applications, and scripts you already use with S3 without needing to rewrite them, making migration simple and fast.



What is Immutable Storage or Object Lock?

Immutable Storage, also known as Object Lock, is a feature that makes data unchangeable and undeletable for a specified period. It is a critical defense against ransomware, as it ensures that even if attackers gain access, they cannot encrypt or erase your backup files.



Are there really no hidden fees?

Yes. A transparent pricing model means you pay only for the storage you consume. There are no extra charges for data egress (downloads), API requests (like PUT, GET, LIST), or for storing objects for a minimum duration. This makes your monthly costs completely predictable.



How does this solution benefit Managed Service Providers (MSPs)?

For MSPs, a predictable cost model without egress fees allows for stable and profitable Backup-as-a-Service (BaaS) and archiving offerings. The platform also provides essential partner tools like a multi-tenant console and automation capabilities to manage clients efficiently.



What is the EU Data Act?

The EU Data Act, applicable from September 2025, is a regulation designed to make it easier for customers to switch between cloud service providers, preventing vendor lock-in. It mandates that providers must remove obstacles to switching and will eventually phase out switching charges.



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Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.