Phanteks has officially launched its new XT M3 chassis, a compact micro-ATX and ATX case designed for high-performance PC builds. Revealed at Computex 2025, the XT M3 combines premium features, efficient cooling, and a sleek design, making it an attractive option for gamers and enthusiasts seeking a space-saving yet powerful solution.
Designed for Performance and Accessibility
The XT M3 is engineered to deliver exceptional performance within a compact footprint. Its innovative layout supports full-length GPUs and next-generation hardware, ensuring compatibility with the latest components. A key highlight is the tool-less side panels, which provide effortless access for quick builds, upgrades, and maintenance.

Advanced Cooling Capabilities
Cooling is a central focus of the XT M3, offering extensive options to keep components running optimally. The case boasts up to nine fan mounting positions for optimized airflow. Key cooling features include:
- Preinstalled 3x 120mm M25 fans (in the fan-included model)
- Dedicated 360mm radiator space at the top
- Triple bottom fan mounts for direct GPU cooling
Modern Connectivity and Compatibility
The XT M3 is built with modern PC builders in mind, offering robust connectivity and compatibility features:
- Front I/O: 1x USB-C 3.2 Gen 2 and 1x USB-A 3.0 ports
- Motherboard Compatibility: Supports Rear-Connect Mainboards for cleaner cable routing and improved airflow
- GPU Support: Accommodates full-length graphics cards

Pricing and Availability
The Phanteks XT M3 is set to be available starting July 1, 2025, in both black and white color options. It will be offered in two configurations:
- XT M3 (Triple fans included):
- USD: $69.99
- EUR: €69.90
- GBP: £59.99
- XT M3 (Fan-less):
- EUR: €59.90
- GBP: £49.99
Key Takeaways
- Compact micro-ATX/ATX chassis with high-end features.
- Tool-less side panels for easy access.
- Extensive cooling options, including support for 360mm radiators and direct GPU airflow.
- Compatibility with Rear-Connect Mainboards and full-length GPUs.
- Available in two versions (with or without fans) starting July 1, 2025.
Via Phanteks