Akko CS Jelly Black
vsOutemu Dustproof Black
Hear them
Side by side
| Akko CS Jelly Black | Outemu Dustproof Black | |
| Type | Linear | Linear |
| Sound | Balanced | Recorded |
| Loudness | -47.9 dB | -40.8 dB |
| Pitch | 1,591 Hz | 2,446 Hz |
| Spring weight | 74.9 g | 75.9 g |
| Actuation force | 49.7 g | 50.3 g |
| Bottom-out force | 89.9 g | 101.4 g |
| Total travel | 4.1 mm | 4.2 mm |
Force curves compared
Both curves modeled from each switch's measured actuation, bottom-out values.
Which should you pick?
The Akko CS Jelly Black 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 74.9g — about 1g more — so it feels more deliberate under the finger, while Akko CS Jelly Black is quicker and lighter to press.
On sound, Outemu Dustproof Black is the louder of the two at -40.8dB versus -47.9dB (7.100000000000001dB quieter), pitched higher at roughly 2,446Hz. It reads as recorded, while Akko CS Jelly Black comes across more balanced.
Pick Akko CS Jelly Black if you want a lighter, faster press and a quieter typing sound. Pick Outemu Dustproof Black 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.
Full pages
Hear the difference for real
Load either switch into the live simulator and A/B them with your plate, case and keycaps.
Open the simulator →