macOS 27 Supported Macs – Complete Compatibility List 2025 | Check Your Mac
COMPATIBILITY GUIDE

macOS 27 Supported Macs

Complete compatibility list for macOS 27. Check if your Mac is supported with our interactive compatibility checker and find detailed information about all compatible models.

October 2, 2025 10 min read iOS 27 Beta Team

Check Your Mac Compatibility

Select your Mac model below to instantly check if it's compatible with macOS 27

Overview

macOS 27 represents Apple's most ambitious desktop operating system update, introducing revolutionary AI capabilities, enhanced privacy features, and seamless integration across the Apple ecosystem. However, these advanced features require specific hardware capabilities to function optimally.

Apple has carefully curated the list of supported Mac models, focusing on devices that can deliver the full macOS 27 experience. The compatibility list includes all Apple Silicon Macs (M1, M2, M3 series) and select Intel-based models from recent years. This guide provides comprehensive information about which Mac models are compatible with macOS 27.

Key Information

Important: macOS 27 requires modern hardware to support advanced features like:

  • On-device AI processing with Neural Engine
  • Enhanced security protocols requiring Apple Silicon or T2 chip
  • Advanced graphics rendering for new UI elements
  • Machine learning capabilities for system optimization

System Requirements

Understanding the minimum system requirements helps ensure optimal performance when running macOS 27. Here's what your Mac needs to support the new operating system:

Processor
Apple Silicon M1 or later required. All M1, M2, M3 variants supported including Pro, Max, and Ultra configurations.
Memory (RAM)
Minimum 8 GB RAM required. 16 GB or more recommended for optimal performance with AI features and multitasking.
Storage
35 GB of available storage space for installation. 50+ GB recommended for updates and system caching.
Internet
Broadband internet connection required for download and installation. Apple ID needed for activation.
Intel Mac Support

Important Notice: macOS 27 is designed exclusively for Apple Silicon Macs. Intel-based Macs, even recent models, are not compatible with macOS 27. This marks Apple's transition to requiring Apple Silicon for the latest macOS versions.

MacBook Pro Compatibility

MacBook Pro models with Apple Silicon processors are fully compatible with macOS 27. Here's the complete list of supported MacBook Pro models:

MacBook Pro Models
MacBook Pro 16-inch (2023)
Compatible
M3 Pro, M3 Max • Up to 128GB RAM • Fully optimized for macOS 27
MacBook Pro 14-inch (2023)
Compatible
M3, M3 Pro, M3 Max • Up to 128GB RAM • Full feature support
MacBook Pro 16-inch (2021)
Compatible
M1 Pro, M1 Max • Up to 64GB RAM • Excellent performance
MacBook Pro 14-inch (2021)
Compatible
M1 Pro, M1 Max • Up to 64GB RAM • Full compatibility
MacBook Pro 13-inch (2022)
Compatible
M2 • Up to 24GB RAM • Complete support
MacBook Pro 13-inch (2020)
Compatible
M1 • Up to 16GB RAM • Supported with all features
MacBook Pro 16-inch (2019)
Not Compatible
Intel Core i7/i9 • Not supported (Intel-based)
MacBook Pro 13-inch (2019)
Not Compatible
Intel Core i5/i7 • Not supported (Intel-based)

MacBook Air Compatibility

All Apple Silicon MacBook Air models are fully compatible with macOS 27, delivering excellent performance and battery life with the new operating system.

MacBook Air Models
MacBook Air 15-inch (2023)
Compatible
M2 • Up to 24GB RAM • Optimized performance
MacBook Air 13-inch (2022)
Compatible
M2 • Up to 24GB RAM • Full feature support
MacBook Air 13-inch (2020)
Compatible
M1 • Up to 16GB RAM • Excellent compatibility
MacBook Air 13-inch (2019)
Not Compatible
Intel Core i5 • Not supported (Intel-based)
MacBook Air 13-inch (2018)
Not Compatible
Intel Core i5 • Not supported (Intel-based)

iMac Compatibility

The 24-inch iMac with Apple Silicon is compatible with macOS 27. Unfortunately, Intel-based iMac models, including the popular 27-inch model, are not supported.

iMac Models
iMac 24-inch (2023)
Compatible
M3 • Up to 24GB RAM • Fully optimized
iMac 24-inch (2021)
Compatible
M1 • Up to 16GB RAM • Full support
iMac 27-inch (2020)
Not Compatible
Intel Core i5/i7/i9 • Not supported (Intel-based)
iMac 21.5-inch (2019)
Not Compatible
Intel Core i3/i5/i7 • Not supported (Intel-based)

Mac Pro & Mac Studio Compatibility

Professional Mac workstations with Apple Silicon are fully compatible with macOS 27, offering maximum performance for demanding workflows.

Mac Pro & Mac Studio
Mac Pro (2023)
Compatible
M2 Ultra • Up to 192GB RAM • Maximum performance
Mac Studio (2023)
Compatible
M2 Max, M2 Ultra • Up to 192GB RAM • Fully optimized
Mac Studio (2022)
Compatible
M1 Max, M1 Ultra • Up to 128GB RAM • Excellent support
Mac Pro (2019)
Not Compatible
Intel Xeon W • Not supported (Intel-based)

Mac mini Compatibility

Apple Silicon Mac mini models offer excellent compatibility with macOS 27, providing desktop power in a compact form factor.

Mac mini Models
Mac mini (2023)
Compatible
M2, M2 Pro • Up to 32GB RAM • Fully supported
Mac mini (2020)
Compatible
M1 • Up to 16GB RAM • Complete compatibility
Mac mini (2018)
Not Compatible
Intel Core i3/i5/i7 • Not supported (Intel-based)

Installation Tips

Before upgrading to macOS 27, follow these essential tips to ensure a smooth installation process:

Pre-Installation Checklist

  • Backup Your Data: Create a complete Time Machine backup or use another reliable backup solution
  • Check Storage Space: Ensure at least 50GB of free storage for comfortable installation
  • Update Current Apps: Update all applications to their latest versions for compatibility
  • Review Third-Party Software: Check with vendors about macOS 27 compatibility
  • Charge Your Battery: Ensure your Mac is fully charged or connected to power

Performance Optimization

  • RAM Considerations: 16GB+ RAM provides best performance with AI features
  • Clean Installation: Consider clean install for optimal performance
  • SSD Health: Ensure your SSD has good health status
  • Network Connection: Use stable internet connection for download
Best Practices
  • Download macOS 27 installer during off-peak hours for faster speeds
  • Disconnect unnecessary peripherals during installation
  • Allow 2-3 hours for complete installation process
  • Don't interrupt the installation once started

Frequently Asked Questions

Can Intel Macs run macOS 27?

No, macOS 27 requires Apple Silicon (M1 or later). Intel-based Macs, regardless of model year, are not compatible with macOS 27. This marks Apple's transition to requiring Apple Silicon for the latest macOS versions.

Will macOS 27 run well on M1 Macs?

Yes! All M1 Macs are fully compatible with macOS 27 and will run the operating system smoothly. While M3 Macs may have slight performance advantages with some AI features, M1 provides excellent performance for all core functionality.

How much RAM do I need for macOS 27?

The minimum requirement is 8GB RAM, but 16GB or more is recommended for optimal performance, especially if you plan to use AI features, run multiple applications simultaneously, or work with large files.

Can I downgrade back to my previous macOS version?

Yes, but it requires erasing your Mac and restoring from a Time Machine backup made before upgrading. This is why creating a backup before upgrading is crucial. You cannot directly downgrade without erasing your data.

What if my Mac isn't compatible?

If your Mac isn't compatible with macOS 27, you have several options: continue using your current macOS version (Apple typically supports older versions for 2-3 years), consider upgrading to a newer Mac, or check if your Mac supports an earlier macOS version with continued updates.

Will all my apps work on macOS 27?

Most modern applications will work, but some older or specialized software may not be compatible. Check with software developers before upgrading. Applications specifically designed for Intel Macs may have compatibility issues even with Rosetta 2 translation.