Best ATX Computer Cases of 2026

The Corsair 4000D RS Case offers a highly customizable FRAME system that lets you upgrade parts like the motherboard tray or front I/O panel to fit your needs, making it easy to adapt your setup as you go. It comes with three powerful RS ARGB fans pre-installed, which provide excellent cooling while staying quiet during light use. Thanks to the InfiniRail fan mounting system, you can easily slide and position fans anywhere on the front or roof for targeted airflow. Plus, the internal side panel doubles as a cable cover to keep your build neat, or you can remove it to add extra fans for better cooling when needed.

The NZXT H5 Flow is designed to enhance your gaming experience with outstanding cooling capabilities. It features a PSU shroud with perforations that allow for excellent airflow from two additional fans. You can also install a hefty 360mm radiator at the front and a 240mm radiator on top, making it perfect for powerful liquid cooling. The ultra-fine mesh panels not only promote high airflow but also filter out dust, keeping your system clean. With pre-installed quiet airflow fans, you can enjoy reliable performance right out of the box.

The Cooler Master MasterBox Q300L Micro-ATX Tower is perfect for anyone who wants a case with adjustable I/O panel, versatile placement options, and excellent ventilation. The edge-to-edge acrylic transparent side panel provides a full view inside and the front magnetic design dust filter with open perforated front, top and bottom ensures high air performance. The extra space behind the motherboard tray allows for hidden cable management. With support for Micro-ATX and Mini-ITX motherboards, normal size ATX power supply, and various cooling options, this case is perfect for anyone building a compact and powerful system.

The Lian Li O11 Case offers a stylish and functional design for your computer setup. With tempered glass panels on the front, top, and left side, you can showcase your components beautifully. The top mesh panel allows for easy installation of a 360 AIO cooler, enhancing your cooling capabilities. This case is designed to support back-connect motherboards, giving you flexibility in your build. Additionally, it cleverly hides AIO tubing in a separate chamber when positioned on the side, keeping your interior neat and organized. Enjoy a clean look while ensuring efficient cooling for your system.

The Montech XR-B Case brings a stylish wood grain design to your desk, combining natural looks with easy access to important ports, making your setup both elegant and functional. It supports large, powerful graphics cards like the latest 40 series, so you can enjoy high-end gaming without worrying about compatibility. Even though it’s compact, it offers plenty of space for your gaming components and cooling needs. With three pre-installed ARGB fans, including two reverse-blade side fans and one rear, this case keeps your system cool and looks great with customizable lighting. This makes the XR-B perfect for gamers who want performance and style in one package.

The CORSAIR 3500X Case is designed to provide both functionality and style for your PC build. It supports various motherboard sizes, allowing you to create an impressive setup without compromising on cooling. With the ability to mount up to 10 fans, you can ensure optimal airflow while enjoying its sleek glass front. The removable tempered glass panels make it easy to access your components, simplifying upgrades or maintenance. Additionally, three pre-installed ARGB fans offer excellent cooling and customizable lighting right out of the box, enhancing your overall experience.

The Lian Li LANCOOL 217 Case offers excellent cooling with five pre-installed fans, including large front fans and a rear fan to keep your CPU and GPU running smoothly during heavy use. You can easily adjust the fan positions without tools, allowing you to direct airflow where it’s needed most, either towards the CPU or balanced for overall cooling. The case stands out with real wood accents in walnut or beech finishes, giving your setup a stylish and modern look. Plus, it supports two PSU mounting options, making it simple to manage cables and fit power supplies up to 220mm, helping you build a neat and efficient PC.

The HYTE Y70 Touch Case offers a stunning 14.9-inch touchscreen with a sharp 2.5K resolution and smooth 60Hz refresh rate, making it perfect for customizing your PC display and accessing controls easily. Its larger and brighter screen ensures clear visibility even in bright environments. The case features a sleek, modern design available in four colors, with a panoramic glass view and a dual chamber layout that helps keep your components organized and cool. Plus, it supports vertical graphics cards with a special riser and matching cover, giving your build a clean, uninterrupted look that’s sure to impress.

The Lian Li LANCOOL 207 is designed for gamers who prioritize cooling and aesthetics. It features an innovative M-ATX layout that supports ATX motherboards and accommodates large radiators, enhancing your system's cooling capabilities. With two stunning ARGB fans at the front, you'll enjoy impressive lighting effects while benefiting from airflow speeds up to 1900 RPM. Additionally, the case includes two PWM fans directly under the GPU, ensuring optimal cooling for your graphics card during intense gaming sessions. The front-facing PSU allows easier access to connections, making setup and maintenance more convenient.

The Lian Li A3X-WD Case offers versatile power supply options by supporting ATX, SFX, SFX-L, and Lian Li Edge units, which you can install either sideways or frontways for flexible setup. Its side and top panels feature steel mesh, allowing for better airflow and helping keep your components cool. The unique wood front panel adds a stylish and distinctive look to your build. Designed for M-ATX and ITX motherboards, this case also accommodates large graphics cards up to 415mm, giving you plenty of room for powerful hardware. Overall, the Lian Li A3X-WD Case combines functionality with aesthetics to enhance your PC building experience.