The Corsair 3000D Airflow wins in 4 out of 8 comparable specs. Its biggest advantage is MSRP (32% better).
O11 Air Mini wins in 2 specs (3.5" Bays: 100% better).
Recommendation
Choose 3000D Airflow if you want the best overall performance — especially msrp.
Choose O11 Air Mini if 3.5" bays matters more to you.
| Spec | Corsair3000D Airflow | Lian LiO11 Air Mini |
|---|---|---|
| Design | ||
| Type | ATX Mid Tower | ATX Mid Tower |
| Side Panel | Tempered Glass | Tempered Glass |
| Weight | 6.5 | 7.5 |
| Compatibility | ||
| Max GPU Length | 370 mm+2% | 362 mm |
| Max Cooler Height | 170 mm+10% | 155 mm |
| Max PSU Length | 180 mm | 180 mm |
| Max Radiator |
| 360 mm+29% |
| 280 mm |
| Motherboard Support | ATX, Micro ATX, Mini ITX | ATX, EATX, Micro ATX, Mini ITX |
| Cooling | ||
| Included Fans | 2 | 3+50% |
| Storage | ||
| 2.5" Bays | 2 | 2 |
| 3.5" Bays | 2 | 4+100% |
| I/O | ||
| Front I/O | 1x USB-C, 1x USB-A 3.0, Audio | 1x USB-C, 2x USB-A 3.0, Audio |
| Price | ||
| MSRP | $75−32% | $110 |
| Release Date | Sep 2024 | Sep 2021 |