Azure vs AWS for Magento: Performance, Pricing, and the Right Choice (2026)

Quick Answer

For Magento stores, AWS is the stronger choice. AWS has deeper integration with the Magento stack (ElastiCache for Redis sessions, Aurora for MySQL, CloudFront for CDN) and Graviton ARM processors that reduce compute costs 20-40%. Azure costs less on-demand but lacks Magento-specific optimizations.

Perfect for: Production Magento stores, high-traffic catalogs, stores needing auto scaling during sales events, teams with AWS experience.

Not ideal for: Shops locked into the Microsoft ecosystem (Active Directory, Windows Server, Office 365), companies with existing Azure Enterprise Agreements.

Azure vs AWS: 2026 Cloud Market Overview

AWS is the oldest player in the cloud computing industry. Amazon Web Services launched this cloud platform in 2006. Microsoft Azure followed in 2010 and is growing faster. Both are cloud computing platforms offering compute, storage, database, and networking services. Choosing a cloud provider for your Magento store requires understanding how the two providers compare on pricing models, compute services, and database options.

(Source: Synergy Research Group, Q4 2025. Full-year 2025 cloud market: ~$419 billion.)

Azure is the fastest growing of the two providers. Azure OpenAI Service and integration with Microsoft products pull enterprise workloads onto the platform. AWS leads in total market share, service breadth, and developer adoption.

The cloud computing market reached about $419 billion in full-year 2025. Many Fortune 500 companies use Azure for workloads tied to Microsoft 365 and Active Directory, while AWS dominates among startups, SaaS providers, and e-commerce brands like AWS-based Adobe Commerce Cloud.

Key Differences Between AWS and Azure for Magento

This section compares both cloud service providers across the areas that matter for running a Magento store.

Compute Services

Each compute service handles Magento workloads with different pricing models. AWS offers Elastic Compute Cloud (EC2) instances with Graviton4 ARM processors. These deliver 30% better performance than the previous generation and 25% improved price-performance versus x86. For PHP workloads like Magento, Graviton instances run the same code at lower cost.

The competing platform runs Virtual Machines on AMD EPYC and Intel Xeon processors, and also provides Ampere ARM-based instances (Dpsv5 series) that compete with Graviton on price-performance.

On-demand pricing for x86 compute is identical between AWS and Azure. ARM instances from both cloud providers cost about 20% less. Azure Spot VMs and AWS Spot Instances can reduce costs further for fault-tolerant batch workloads.

Database Services

This is where the two platforms diverge for Magento stores.

AWS has Amazon Aurora MySQL, which delivers up to 5x the throughput of standard MySQL with automatic failover and up to 15 read replicas. Aurora is the preferred database service for high-traffic Magento stores running on managed hosting.

Azure offers Azure Database for MySQL Flexible Server, a managed MySQL database service with zone-redundant high availability. It also provides Azure SQL Database and Azure SQL Managed Instance for SQL Server workloads. For Magento (which runs on MySQL), the Flexible Server is the relevant option. It costs less than Aurora but does not match Aurora's performance at scale.

The Microsoft option is 36% cheaper for managed MySQL. Aurora justifies the premium with higher throughput and faster replication for stores processing thousands of orders per hour.

Storage and CDN

Both platforms offer object storage and content delivery networks. Storage cost is a smaller factor for Magento stores, but it adds up at scale.

Storage costs about 20% less on the Microsoft side. The AWS free tier for egress is larger (100 GB vs 5 GB). For a Magento store serving product images through a CDN, the cost difference is small. AWS and Azure provide cost management tools to monitor and optimize storage spend.

In-Memory Cache (Redis)

Magento requires Redis for session storage and full page cache tag management. AWS provides ElastiCache for Redis. Azure provides Azure Cache for Redis.

Important: ElastiCache reserves 25% of memory for overhead, so a 13 GB instance delivers about 9.75 GB usable. On a per-dollar basis, the Azure C3 Standard tier delivers more usable Redis memory: 6 GB for ~$130/month ($21.67/GB) versus 9.75 GB usable for $241/month ($24.72/GB) on AWS.

The Azure Cache for Redis (Basic and Standard tiers) is being retired on September 30, 2028. Microsoft launched Azure Managed Redis (based on Redis Enterprise) as the replacement, which has been GA since 2025. The migration is not a simple tier change. Managed Redis uses a different architecture, connection handling, and pricing model. Magento stores on Azure must plan and test this migration before the deadline. ElastiCache on AWS has no announced retirement date, making it the more stable option for long-term Magento deployments.

Hybrid Cloud and On-Premises

Azure excels in hybrid cloud setups. For complex hybrid cloud deployments, Azure Arc manages on-premises and cloud resources through one portal, and Azure Stack runs cloud services on your own hardware. The Azure Hybrid Benefit provides cost savings for businesses already using Microsoft products like Windows Server and SQL Server licenses.

AWS Outposts brings AWS infrastructure on-premises, but AWS focuses on cloud-native approaches. For companies invested in Microsoft tools (Active Directory, Windows Server), Azure is preferred for seamless integration with services that AWS cannot match.

Security and Compliance

Both AWS and Azure deliver enterprise-grade security. AWS includes Shield (DDoS protection), WAF (web application firewall), and IAM for access control. Azure provides equivalent security tools including Azure AD (Entra ID) and Azure Sentinel for threat detection.

Both are PCI-DSS compliant, which is critical for Magento stores processing payment data. AWS has more compliance certifications (143 vs 100+). Azure Active Directory handles identity management for services designed around the Microsoft ecosystem. For most Magento stores, both provide sufficient security.

AWS and Azure Pricing: Real Magento Stack Cost Comparison

No comparison article shows the actual math. When you compare the two cloud platforms, AWS pricing and Azure pricing look similar on paper. Here is what a mid-size Magento store costs on each with 2 web servers, a managed database, Redis, 500 GB storage, and 1 TB monthly egress.

The on-demand total favors the Microsoft option by about 26%, driven by cheaper database and Redis.

All prices are based on US East (N. Virginia / East US) region as of January 2026. Prices vary by region and change over time. Use the AWS Pricing Calculator or Azure Pricing Calculator for your exact configuration.

With 1-year reserved instances:

Reserved instance pricing closes the gap in absolute dollars but the Microsoft option maintains its pricing advantage. Both providers offer further discounts with 3-year commitments.

Hidden cost: Cross-AZ traffic. AWS charges $0.01/GB for data transfer between availability zones. A Magento store moving 10 TB per month between web, RDS, and ElastiCache across zones pays $100/month in invisible fees. You can pay less with Azure here, as it does not charge for most intra-region transfers.

Why AWS Wins for Magento Stores

Graviton ARM for PHP Workloads

AWS Graviton4 processors run PHP (the language Magento is built on) at 20-40% lower cost than x86 instances. Graviton4 received a 7% price cut in September 2025. For a store running 4 web servers, switching from m6i to m8g instances saves $100-200 per month.

Azure offers Ampere ARM instances that match Graviton on raw price-performance, but Graviton has more community validation for Magento/PHP workloads. AWS offers more granular instance sizing for PHP workloads. The AWS ecosystem also has the broader library of community tutorials, pre-built AMIs, deployment scripts, and Magento-optimized configurations. Most managed Magento hosting providers run on AWS, which means more real-world testing and tuning for Magento on Graviton than on Azure ARM.

Deeper Magento Stack Integration

AWS services map to every layer of the Magento architecture:

• ElastiCache for Redis sessions and cache operations
• Aurora MySQL for high-throughput database queries
• CloudFront for global CDN with origin failover
• S3 for media storage and backups
• Auto Scaling for traffic spikes during sales events

Adobe Commerce Cloud runs on AWS infrastructure. Adobe also launched Adobe Commerce as a Cloud Service (ACCS) in 2025, a new microservices-based offering that remains on AWS. When the platform vendor builds both its monolithic and next-generation products on AWS, that signals deep ecosystem maturity.

Global Infrastructure for E-commerce

The platform operates 34 regions with 108 availability zones. For Magento stores serving international customers, CloudFront has 450+ edge locations that reduce latency for product images and static assets. It also supports multi-store setups with region-specific deployments.

Where Azure Has the Edge

Azure wins in specific scenarios:

Microsoft ecosystem shops. Businesses already using Active Directory and Dynamics 365 get seamless integration. Entra ID handles single sign-on across all cloud solutions from Microsoft.

Hybrid cloud requirements. Azure Arc and Stack provide superior on-premises integration. If your Magento store must connect to on-premises ERP or PIM systems, Azure for enterprise hybrid deployments is simpler.

Existing Enterprise Agreements. Companies with Enterprise Agreements can apply existing licenses through the Hybrid Benefit, reducing costs beyond the list prices shown above.

Budget-constrained stores. With 26% lower on-demand costs for a comparable Magento stack, Azure delivers more infrastructure per dollar if AWS-specific features (Graviton, Aurora, deep Magento tooling) are not required.

AI and Machine Learning: 2026 Developments

Both cloud providers are competing on AI and machine learning capabilities relevant to e-commerce:

• Azure Machine Learning and Azure OpenAI Service give merchants direct access to GPT models. The platform also provides Azure Kubernetes Service (AKS) for deploying ML models at scale, plus Azure Synapse Analytics for customer data processing. Azure Functions can trigger serverless AI workflows.
• AWS offers Amazon Bedrock with access to multiple AI models (Claude, Titan, Llama, Stability AI). Bedrock AgentCore (launched October 2025) supports enterprise-grade agent systems for automated customer service and product discovery. AWS offers a broad set of services like SageMaker for custom model training.

Neither offers native Magento AI integration out of the box. In 2026, third-party extensions are starting to bridge this gap, connecting Amazon Bedrock or Azure OpenAI Service to Magento for product recommendations, search, and customer support. Both still require configuration and custom development to work with your catalog and customer data.

Choosing Between Azure and AWS: Decision Framework

AWS vs Azure FAQ

What is the main difference between AWS and Azure?

AWS has the largest cloud market share (~28%) and the broadest service portfolio. Azure is the fastest growing cloud provider (+32% YoY) with deep ecosystem integration. Companies that use Microsoft tools daily find Azure services a natural extension of their workflow. For Magento stores, the AWS ecosystem offers better stack integration while the other offers lower on-demand pricing.

Is Azure cheaper than AWS for Magento hosting?

On-demand, yes. A comparable Magento stack costs about $784/month on the Microsoft option versus $1,060/month on AWS. The difference comes from cheaper managed MySQL and Redis. With reserved instances, both drop 30-40% but the cost gap remains.

Can Magento run on an Azure Virtual Machine?

Yes. Magento runs on virtual machines with the MySQL Flexible Server and Azure Cache for Redis. The core application is PHP-based and cloud-agnostic. Azure also provides Azure Cosmos DB and Azure Database for PostgreSQL, but Magento requires MySQL. Azure lacks some AWS-specific optimizations (Graviton ARM, Aurora MySQL) but is a functional hosting environment for Magento.

Which cloud platform does Adobe Commerce Cloud use?

Adobe Commerce Cloud runs on AWS infrastructure. Adobe's newer offering, Adobe Commerce as a Cloud Service (ACCS, launched 2025), also runs on AWS. This means the vendor has optimized both its monolithic and microservices platforms for EC2, RDS, ElastiCache, and CloudFront. Self-hosted Magento stores can run on either provider.

What is AWS Graviton and does it work with Magento?

Graviton processors use ARM architecture and cost 20-40% less than x86 instances for comparable performance. Magento runs on PHP, which is ARM-compatible. Graviton4 instances (m8g family) received a 7% cut in September 2025.

Is Azure or AWS better for security?

Both meet enterprise security standards and are PCI-DSS compliant. AWS has more compliance certifications (143+). Azure integrates with Active Directory for identity management. For Magento stores handling payment data, both cloud platforms provide sufficient security.

What about Google Cloud for Magento?

Google Cloud holds about 14% market share and is strong in data analytics and machine learning. It lacks the Magento-specific ecosystem that AWS has built. Few managed Magento hosting providers support Google Cloud compared to AWS. The cloud strategy should match your team's existing skills and your store's traffic patterns.

Should I choose AWS or Azure for a new Magento store?

For a new Magento store, AWS is the safer choice. The Magento ecosystem, including Adobe Commerce Cloud, is built around AWS services. Azure works if your company already runs on Microsoft infrastructure, but the migration path and tooling favor AWS.

Should I use managed hosting instead of self-managing cloud infrastructure?

Self-managing a Magento stack on either provider requires DevOps expertise. Server configuration, security patches, scaling policies, and database tuning take ongoing effort. Managed Magento hosting handles this infrastructure layer so your team can focus on the store. The TCO of self-managed cloud often exceeds managed hosting when you factor in engineering time.

What is the Azure Redis retirement risk?

The Azure Cache for Redis (Basic and Standard tiers) is being retired September 30, 2028. Microsoft offers Azure Managed Redis (GA since 2025) as the replacement. The migration requires architecture changes since Managed Redis uses Redis Enterprise with different connection handling and pricing. Magento stores on Azure must plan and test this migration well before the deadline. ElastiCache on AWS has no announced retirement date.

How do reserved instances work for Magento hosting?

Both providers offer 1-year and 3-year reserved instance options that reduce costs 30-60% versus on-demand. For Magento stores with predictable traffic, reserving web servers and database instances makes sense. Reserved pricing brings the stack cost from ~$1,060 to ~$680/month on AWS.

Conclusion

Both run Magento stores well. AWS wins on Magento stack integration, Graviton ARM savings, and ecosystem depth. The Microsoft option wins on raw on-demand cost and hybrid cloud capabilities.

For most Magento stores, AWS is the better foundation. The combination of Aurora MySQL, ElastiCache, CloudFront, and Graviton processors creates a stack optimized for e-commerce workloads.

If managing cloud infrastructure is not your core competency, consider managed Magento hosting on AWS where the provider handles server configuration, scaling, and security.