NZXT H9 Flow (2025) vs Phanteks XT Pro

Key differences

  • NZXT H9 Flow (2025): included fans 4 vs 1 (75% higher)
  • NZXT H9 Flow (2025): max gpu length 459 mm vs 415 mm (10% higher)
  • Phanteks XT Pro: max cooler height 184 mm vs 165 mm (10% higher)

Same on both: type mid tower, side panel tempered glass, 3.5" bays 2, motherboards E-ATX, ATX, Micro-ATX, Mini-ITX.

NZXT H9 Flow (2025)Phanteks XT Pro
Released20252024
Typemid towermid tower
Side paneltempered glasstempered glass
Front panelglassmesh
2.5" bays62
3.5" bays22
Included fans41
Max GPU length459 mm415 mm
Max PSU length200 mm270 mm
Radiatorstop 420, side 420, bottom 360, rear 120top 360, front 240, rear 120
Max cooler height165 mm184 mm
MotherboardsE-ATX, ATX, Micro-ATX, Mini-ITXE-ATX, ATX, Micro-ATX, Mini-ITX