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Kailh BCP vs. HMX Silent Sakura - 43g

An in-depth look at the Kailh BCP and the HMX Silent Sakura - 43g switches—which one is the best fit for you?

Overview

When choosing a mechanical keyboard switch, the decision often boils down to personal preference, and two notable options to consider are the Kailh BCP and the HMX Silent Sakura - 43g, both of which are linear switches designed to enhance the typing experience. The Kailh BCP is renowned for its reimagined design of the iconic Black Cherry Pies, offering a unique, creamy, viscous feel coupled with a poppy and clacky sound profile that many typists find satisfying. This makes the BCP an enticing choice for those who enjoy auditory feedback while typing. In contrast, the HMX Silent Sakura - 43g is engineered for a completely different experience, featuring an ultra-light 43g bottom-out force that promotes a quiet typing environment reminiscent of gentle raindrops, making it ideal for light typists and those who prefer to keep their keystrokes discreet. Both switches cater to distinct typing needs—whether you're drawn to the engaging sound of the BCP or the serene silence of the Silent Sakura. However, let's dive in a bit deeper beyond generalities so you can best decide on the most suitable switch for you.

By the numbers

Technical specifications

Actuation force

52g

Actuation force

37g

Bottom-out force

63.5g

Bottom-out force

43g

Pre-travel

1.40 mm

Pre-travel

2.00 mm

Total travel

3.50 mm

Total travel

4.00 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

POM

Stem material

POM

Top housing material

Nylon

Top housing material

Nylon

Bottom housing material

Nylon

Bottom housing material

Polycarbonate

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

20mm single-staged spring

Spring

22mm extended single-staged spring

Housing materials

When comparing the housing materials of the Kailh BCP and the HMX Silent Sakura - 43g, it becomes evident that while both switches utilize nylon for their top housings, they diverge in their bottom housing compositions. The nylon top housing in both switches contributes to a sound profile characterized by depth and fullness. This similarity means that users can expect a comparable auditory experience when typing, as both housings absorb sound effectively, resulting in a duller and rounder output. This shared characteristic enhances the typing feel and sound, emphasizing a softer touch that resonates through both switches during use.

However, the differences surface in the bottom housings. The Kailh BCP employs nylon, similar to its top housing, leading to a consistently warm sound profile throughout the switch. In contrast, the HMX Silent Sakura - 43g features a polycarbonate bottom housing, which is known for producing a sharper and crisper sound. This distinction alters the overall sonic experience, as the bottom-out sound of the Silent Sakura - 43g will resonate differently compared to the BCP. The polycarbonate's stiffer nature contributes to a more pronounced and clearer acoustic feedback, making for a more engaging typing session, especially for those who appreciate auditory cues.

The impact of these materials extends beyond just sound, influencing the subjective feel of each switch while typing. In the Kailh BCP, the uniformity of nylon in both the top and bottom ensures a seamless progression in feel and sound, whereas the Silent Sakura - 43g presents a duality that emphasizes differing properties in response to key presses. The nylon top allows for a softer retraction sound, while the polycarbonate bottom enhances the tactile feedback when bottoming out. Ultimately, users will find varying experiences in their typing sessions, shaped not only by the material choices but also by the unique interplay between the softer nylon and the sharper polycarbonate.

Weight

When comparing the Kailh BCP linear switch with its actuation force of 52 grams and bottom out force of 63.5 grams to the HMX Silent Sakura - 43g switch, which features a lighter actuation force of 37 grams and a bottom out force of 43 grams, we can see significant differences in both weight and typing experience. The BCP's higher actuation and bottom out forces make it a medium-heavy switch, providing a more substantial and tactile typing experience, which some users may prefer for its satisfying feedback. In contrast, the Silent Sakura's lower forces create a light touch, ideal for longer typing sessions or gaming marathons, as the reduced effort required can lead to less finger fatigue. Therefore, if you value a heavier feel and feedback while typing, the Kailh BCP would be the better choice, whereas the HMX Silent Sakura - 43g is more suited for those seeking a softer, lighter experience. Overall, the distinct differences in actuation and bottom out forces cater to varying user preferences; thus, neither switch is equivalent in feel or weight.

Travel distance

The Kailh BCP linear switch and the HMX Silent Sakura - 43g linear switch offer different travel distances, with the BCP measuring 3.5 mm and the Silent Sakura at 4.0 mm. This difference indicates that the Silent Sakura has a longer travel distance, which can provide a more substantial feel when pressed. For those who appreciate a more pronounced depth in their keystrokes, the 4.0 mm distance of the Silent Sakura may be preferable, as it typically delivers a traditional typing experience. Conversely, the Kailh BCP's 3.5 mm travel is shorter and may appeal to gamers or users seeking quicker responses, as the reduced travel distance can facilitate faster key actuation. Therefore, if responsiveness is your priority, the BCP would be the better choice, while the Silent Sakura would suit those who favor a more robust typing sensation.

Price comparison

Which switch is more bang for your buck?

The Kailh BCP has an MSRP of $5.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the BCP for $4.75.

The HMX Silent Sakura - 43g comes in at $3.50 per 10 switches.

Here at Milktooth, we offer the best prices on switches (on average, 27% lower the competition). In addition, we offer free shipping on orders over $49.00. We also offer free returns and exchanges, so you can shop with guaranteed satisfaction.

That said, while price is an important piece of the puzzle, our opinion is that you should ultimately pick the option that most suits your unique preferences since you’ll be using these switches for years to come. In other words, finding something perfect for you is, in our view, the most important criteria.

Typing experience

When it comes to sound, the Kailh BCP switch delivers a signature poppy and clacky profile that can evoke a delightful auditory feedback, making every keystroke feel lively and engaging. This could appeal to typists who enjoy a pronounced sound while typing, adding a spirited atmosphere to the typing experience. In contrast, the HMX Silent Sakura - 43g aims for an entirely different approach with its whisper-quiet operation, reminiscent of gentle raindrops. This makes it an excellent choice for users who prefer a more subdued typing sound, allowing for a focused environment without disturbing those nearby. The choice between these two ultimately hinges on whether one prefers the robust sounds of the BCP or the serene quietness of the Silent Sakura, both influenced by other factors such as board and keycap selection.

Feeling the switches under your fingers reveals nuanced differences as well. The Kailh BCP boasts a creamy, viscous, elastic, and bouncy texture, creating a unique tactile experience that encourages dynamic typing. This has the benefit of making each keystroke feel exhilarating and responsive. On the other hand, the Silent Sakura - 43g is designed for a lighter touch, featuring an ultra-light bottom-out force that caters to typists who enjoy a smooth and effortless motion. This can be particularly pleasing for those who type lightly, as it minimizes fatigue during prolonged use. Individual typing styles and preferences will dictate whether an individual finds the bounciness of the BCP or the lightness of the Silent Sakura more comfortable.

In summary, the Kailh BCP and HMX Silent Sakura - 43g switches cater to distinctly different user preferences both in sound and feel. The BCP is oriented towards those who appreciate a lively typing atmosphere with its clacky auditory feedback and elastic bouncy feel, while the Silent Sakura is perfect for those seeking a peaceful environment characterized by subtle sounds and a lightweight experience. Ultimately, your choice will guide your typing experience and should align with your personal typing needs, whether you lean towards a more expressive style or a tranquil, elegant touch.

Conclusion

To conclude, the choice between the Kailh BCP linear switch and the HMX Silent Sakura - 43g linear switch ultimately hinges on your personal typing preferences and the environment in which you'll be using your keyboard. If you favor a more tactile and responsive typing experience, the BCP's medium-heavy bottom-out force of 63.5 grams, combined with its creamy and bouncy feel, will likely provide the satisfying feedback you're looking for, along with a notable sound profile that adds to the experience. This switch is particularly well-suited for those who enjoy a poppy and clacky sound while typing, making it an excellent choice for louder settings or for users who appreciate auditory cues as part of their typing rhythm. Conversely, if you prefer a quieter and lighter typing experience, the HMX Silent Sakura - 43g would be ideal, thanks to its ultra-light 43g bottom-out force that enables a smooth keystroke with minimal effort. The whisper-quiet operation makes it especially suitable for shared workspaces or late-night typing when noise is a concern. In summary, your decision should be based on whether you value a more pronounced sound and tactile sensation with the BCP or a serene and effortless typing experience with the Silent Sakura - 43g.

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