ATX Mid Tower Mainstream Best 2026年。Tier 1 Show Build: Lian Li O11 Vision ¥29,800(3-side glass)・Lian Li O11 Dynamic EVO RGB ¥34,800・HYTE Y70 Touch ¥69,800(LCD)・Tier 2 Mass appeal Mesh: NZXT H7 Flow 2024 ¥18,000(白/黒・Mass appeal No.1)・Lian Li LANCOOL III ¥29,800・Fractal North ¥26,800(Wood accent・北欧映え)・Corsair 4000D Airflow ¥15,000・Tier 3 Cost-perf: JONSBO D41 Mesh ¥12,000(Asia budget)・Cooler Master MasterBox NR400 ¥8,000・Phanteks Eclipse G500A ¥14,000・Tier 4 Premium Performance: Fractal Torrent ¥34,800(180mm fan)・be quiet! Pure Base 501 ¥15,000(静音)・2026年 H7 Flow/O11 Vision双強。