The Corsair 4000D RS Frame wins in 2 out of 8 comparable specs. Its biggest advantage is Included Fans (50% better).
3000D Airflow wins in 1 spec (MSRP: 32% better).
Recommendation
Choose 4000D RS Frame if you want the best overall performance — especially included fans.
Choose 3000D Airflow if msrp matters more to you.
| Spec | Corsair3000D Airflow | Corsair4000D RS Frame |
|---|---|---|
| Design | ||
| Type | ATX Mid Tower | ATX Mid Tower |
| Side Panel | Tempered Glass | Tempered Glass |
| Weight | 6.5 | 8 |
| Compatibility | ||
| Max GPU Length | 370 mm | 370 mm |
| Max Cooler Height | 170 mm | 170 mm |
| Max PSU Length | 180 mm | 200 mm+11% |
| Max Radiator | 360 mm | |
| 360 mm |
| Motherboard Support | ATX, Micro ATX, Mini ITX | ATX, Micro ATX, Mini ITX |
| Cooling | ||
| Included Fans | 2 | 3+50% |
| Storage | ||
| 2.5" Bays | 2 | 2 |
| 3.5" Bays | 2 | 2 |
| I/O | ||
| Front I/O | 1x USB-C, 1x USB-A 3.0, Audio | 1x USB-C, 1x USB-A 3.0, Audio |
| Price | ||
| MSRP | $75−32% | $110 |
| Release Date | Sep 2024 | Jan 2025 |
