The ASUS A31 Black is a mid-tower ATX gaming case designed for mainstream DIY PC builders who prioritize clean aesthetics, high compatibility, and strong cooling potential. It supports ATX, mATX, and ITX motherboards, making it versatile for gaming rigs, home setups, or professional workstations. With its frameless dual-sided tempered glass panels, it delivers true panoramic views of your components, perfect for showcasing RGB-lit builds.
Standout features include BTF hidden connector compatibility for seamless cable routing behind the motherboard, 360mm AIO radiator support with 80mm top clearance, and space for GPUs up to 380mm long like the RTX 4090 or 5090. Reviewers praise its roomy interior, which simplifies assembly even for Micro-ATX users, and the 8-degree angled base that improves airflow while amplifying ARGB lighting for immersive displays. Real-world performance shines in ventilation, with perforated panels and magnetic filters ensuring efficient cooling without included fans.
Build quality feels premium, using alloy steel, plastic, and tempered glass with no sharp edges, reusable PCI covers, and color-matched cables. The 34mm-wide cable compartment and dedicated shrouds make tidying effortless, while the rear-mounted PSU and elevated base add style and functionality. Customers highlight its value, ease of cleaning, and ability to fit oversized parts like the XFX 7900XT.
Drawbacks include no bundled fans, which suits budget builders but requires separate purchases, and the absence of a front USB-C port, though it offers two USB 3.0 ports. At 18.1 pounds, it is on the heavier side for portability.
Overall, the ASUS A31 excels as a feature-packed case for gamers and builders wanting professional results without complexity. Its combination of compatibility, airflow, and showpiece design earns high marks for value and performance.