The Fractal Design Meshify 3 wins in 6 out of 8 comparable specs. Its biggest advantage is 3.5" Bays (50% better).
H9 Flow wins in 1 spec (Included Fans: 33% better).
Recommendation
Choose Meshify 3 if you want the best overall performance — especially 3.5" bays.
Choose H9 Flow if included fans matters more to you.
| Spec | Fractal DesignMeshify 3 | NZXTH9 Flow |
|---|---|---|
| Design | ||
| Type | ATX Mid Tower | ATX Mid Tower |
| Side Panel | Tempered Glass | Tempered Glass |
| Weight | 10.5 | 10.2 |
| Compatibility | ||
| Max GPU Length | 440 mm+1% | 435 mm |
| Max Cooler Height | 185 mm+12% | 165 mm |
| Max PSU Length | 250 mm+35% | 185 mm |
| Max Radiator | 420 mm+17% | 360 mm |
| Motherboard Support | ATX, EATX, Micro ATX, Mini ITX | ATX, Micro ATX, Mini ITX |
| Cooling | ||
| Included Fans | 3 | 4+33% |
| Storage | ||
| 2.5" Bays | 4 | 4 |
| 3.5" Bays | 3+50% | 2 |
| I/O | ||
| Front I/O | 1x USB-C, 2x USB-A 3.0, Audio | 1x USB-C, 2x USB-A 3.0, Audio |
| Price | ||
| MSRP | $140−15% | $165 |
| Release Date | Mar 2025 | Jan 2023 |
