Gazzew Boba U4 62g Black Housing
vsOutemu Dustproof Black
Hear them
Side by side
| Gazzew Boba U4 62g Black Housing | Outemu Dustproof Black | |
| Type | Linear | Linear |
| Sound | Silent | Recorded |
| Loudness | -40.7 dB | -40.8 dB |
| Pitch | 2,912 Hz | 2,446 Hz |
| Spring weight | 74.2 g | 75.9 g |
| Actuation force | 51 g | 50.3 g |
| Bottom-out force | 93.5 g | 101.4 g |
| Total travel | 3.8 mm | 4.2 mm |
Force curves compared
Both curves modeled from each switch's measured actuation, bottom-out values.
Which should you pick?
The Gazzew Boba U4 62g Black Housing and Outemu Dustproof Black are both linear switches, but they feel and sound different enough to be worth comparing directly.
Outemu Dustproof Black runs the heavier spring at 75.9g versus 74.2g — about 1.7000000000000028g more — so it feels more deliberate under the finger, while Gazzew Boba U4 62g Black Housing is quicker and lighter to press.
On sound, Gazzew Boba U4 62g Black Housing is the louder of the two at -40.7dB versus -40.8dB (0.09999999999999432dB quieter), pitched higher at roughly 2,912Hz. It reads as silent, while Outemu Dustproof Black comes across more recorded.
Pick Gazzew Boba U4 62g Black Housing if you want a lighter, faster press and a louder, more present sound. Pick Outemu Dustproof Black if you'd rather have a heavier, more controlled press and a quieter typing 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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