Changelog
- Updated Oct 03, 2025: Our 1.0.1 Test Bench Update adds clearer terminology and new measurements to our Keystrokes test with minor refinements to our Compatibility and Illumination tests. See the full changelog.
- Updated Nov 06, 2023: Review published.
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120 PcsSpeed Copper
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Popular Keyboard Switch Comparisons
Cherry MX Brown
Cherry MX Brown and Kailh Speed Copper switches have small tactile bumps to overcome during actuation. The MX Brown switches are designed for everyday typing and gaming. In contrast, the Kailh Speed Copper switches are designed specifically for gaming and have a much shorter pre-travel distance and significantly better latency performance.
Test Results
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Design
Performance
Keystrokes
Feel
Tactile
Initial Force
49gf
Peak Tactile Force
51gf
Actuation Force
42gf
Bottom-Out Force
73gf
Actuation Distance (Pre-Travel)
1.1 mm
Bottom-Out Distance
3.6 mm
6.7
Factory Smoothness
Scratchy Factor
24.9
Mid Actuation Peak Noise
-64.4 dB
Mid Actuation Peak Frequency
1,691 Hz