Akko Astrolink
vsKailh Rainy Whisper
Hear them
Side by side
| Akko Astrolink | Kailh Rainy Whisper | |
| Type | Linear | Linear |
| Sound | Balanced | Recorded |
| Loudness | -34.8 dB | -28.7 dB |
| Pitch | 1,610 Hz | 3,165 Hz |
| Spring weight | 59.8 g | 60.3 g |
| Actuation force | 37.4 g | 34.1 g |
| Bottom-out force | 70.8 g | 70.1 g |
| Total travel | 3.8 mm | 4 mm |
Force curves compared
Both curves modeled from each switch's measured actuation, bottom-out values.
Which should you pick?
The Akko Astrolink and Kailh Rainy Whisper are both linear switches, but they feel and sound different enough to be worth comparing directly.
Kailh Rainy Whisper runs the heavier spring at 60.3g versus 59.8g — about 0.5g more — so it feels more deliberate under the finger, while Akko Astrolink is quicker and lighter to press.
On sound, Kailh Rainy Whisper is the louder of the two at -28.7dB versus -34.8dB (6.099999999999998dB quieter), pitched higher at roughly 3,165Hz. It reads as recorded, while Akko Astrolink comes across more balanced.
Pick Akko Astrolink if you want a lighter, faster press and a quieter typing sound. Pick Kailh Rainy Whisper 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.
Open the simulator →