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be quiet! Dark Base Pro 901 vs Fractal Design Define 7: Comparison
be quiet! Dark Base Pro 901 and Fractal Design Define 7 differ on motherboard support: be quiet! Dark Base Pro 901 at E-ATX, XL-ATX, ATX, Micro-ATX, Mini-ITX, Fractal Design Define 7 at E-ATX, ATX, mATX, ITX.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | be quiet! | Fractal Design |
| Motherboard Support | E-ATX, XL-ATX, ATX, Micro-ATX, Mini-ITX | E-ATX, ATX, mATX, ITX |
| Case Type | Full-Tower | Mid-Tower |
| Model | Dark Base Pro 901 | Define 7 |
| Panel Type | Tempered glass | Solid or tempered glass (swappable) |
| Typical Price | 280 | 180 |
Verdict
be quiet! Dark Base Pro 901
8.5 / 10 Expert Rating
be quiet!'s flagship materials and acoustic engineering at full-tower scale.
Fractal Design Define 7
8.5 / 10 Expert Rating
One chassis that adapts between silent, storage-heavy, and airflow configurations.




