Cooler MasterCooler Master MasterBox Q300L BlackView full specifications →Part comparison
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Selected partsCooler MasterCooler Master MasterBox Q300L BlackView full specifications → 
AEROCOOLAEROCOOL Cylon WhiteView full specifications →
AntecAntec P6 Neo ARGB BlackView full specifications →
Cooler MasterCooler Master MasterBox Q300L BlackView full specifications →AEROCOOLAEROCOOL Cylon WhiteView full specifications →AntecAntec P6 Neo ARGB BlackView full specifications →| Specification | MasterBox Q300L Black | Cylon White | P6 Neo ARGB Black |
|---|---|---|---|
| Release date | Mar 1, 2018 | Mar 12, 2018 | May 16, 2026 |
| Form factor | mATX | ATX, mATX, Mini-ITX | ATX |
| Color | Black | White | Black |
| Tempered glass | Yes | No | Yes |
| Dimentions | 15.39 x 9.06 x 15 | 7.80 x 18.07 x 16.26 in | 18.31 x 8.66 x 16.93 in |
| Weight | 1.06 | 8.4 lbs | 14.33 lb |
| I O Ports | 2x USB 3.0, 1x MIC, 1x AUX | Audio, Microphone, 1x USB 3.0, 2x USB 2.0, SD card reader | USB 3.2 Gen 2 Type-C |
| Expansion Slots | 4 | 7 | 7 |
| Max GPU length | — | — | 365 mm |
| Max Cooler Height | — | — | 165 mm |
| Radiator Support | — | — | Top 240 mm |