Aliaz Silent
vsKailh Box Deep Sea Silent Pro
Hear them
Side by side
| Aliaz Silent | Kailh Box Deep Sea Silent Pro | |
| Type | Silent | Silent |
| Sound | Silent | Silent |
| Loudness | -59.2 dB | -51.4 dB |
| Pitch | 2,016 Hz | 2,461 Hz |
| Spring weight | 57.9 g | 62.1 g |
| Actuation force | 39.8 g | 43.3 g |
| Bottom-out force | 70.1 g | 80.2 g |
| Total travel | 4.1 mm | 4.1 mm |
Force curves compared
Both curves modeled from each switch's measured actuation, bottom-out values.
Which should you pick?
The Aliaz Silent and Kailh Box Deep Sea Silent Pro are both silent switches, but they feel and sound different enough to be worth comparing directly.
Kailh Box Deep Sea Silent Pro runs the heavier spring at 62.1g versus 57.9g — about 4.200000000000003g more — so it feels more deliberate under the finger, while Aliaz Silent is quicker and lighter to press.
On sound, Kailh Box Deep Sea Silent Pro is the louder of the two at -51.4dB versus -59.2dB (7.800000000000004dB quieter), pitched higher at roughly 2,461Hz. It reads as silent, while Aliaz Silent comes across more silent.
Pick Aliaz Silent if you want a lighter, faster press and a quieter typing sound. Pick Kailh Box Deep Sea Silent Pro if you'd rather have a heavier, more controlled press and a louder, more present sound. Use the players above to hear which one you actually prefer.
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Hear the difference for real
Load either switch into the live simulator and A/B them with your plate, case and keycaps.
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