The be quiet! Pure Base 500DX is the objective winner of this comparison, securing victories in six out of eight evaluated specifications. Its most significant advantage lies in its storage capacity for smaller drives, offering 150% more 2.5" bays than the alternative. This superior configuration makes the be quiet! Pure Base 500DX the more versatile choice for users prioritizing high-density solid-state storage within their system build.

Users who require extensive space for 2.5" drives should select the be quiet! Pure Base 500DX for its clear capacity lead. Conversely, the NZXT H510 Flow remains the better option for builders who prioritize 3.5" drive support, as it provides a 50% advantage in that specific category. Choosing between these two cases depends entirely on whether your storage strategy relies more heavily on smaller form-factor drives or traditional mechanical hard drives.