The Lian Li Lancool 217 wins in 5 out of 8 comparable specs. Its biggest advantage is 2.5" Bays (50% better).
H9 Flow wins in 1 spec (Max GPU Length: 3% better).
Recommendation
Choose Lancool 217 if you want the best overall performance — especially 2.5" bays.
Choose H9 Flow if max gpu length matters more to you.
| Spec | Lian LiLancool 217 | NZXTH9 Flow |
|---|---|---|
| Design | ||
| Type | ATX Full Tower | ATX Mid Tower |
| Side Panel | Tempered Glass | Tempered Glass |
| Weight | 12.6 | 10.2 |
| Compatibility | ||
| Max GPU Length | 421 mm | 435 mm+3% |
| Max Cooler Height | 178 mm+8% | 165 mm |
| Max PSU Length | 210 mm+14% | 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 | 4 | 4 |
| Storage | ||
| 2.5" Bays | 6+50% | 4 |
| 3.5" Bays | 2 | 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 | $150−9% | $165 |
| Release Date | Jun 2023 | Jan 2023 |
