KTT Semi Mute vs. HMX SU
An in-depth look at the KTT Semi Mute and the HMX SU switches—which one is the best fit for you?
Overview
When exploring the world of mechanical keyboard switches, two standout options are the KTT Semi Mute and the HMX SU, both of which offer a linear experience tailored to different preferences. The KTT Semi Mute switch, true to its name, provides a completely silent operation ideal for users who prioritize a noise-free environment—perfect for late-night typing sessions, where discretion is key. Its advanced dampening technology, combined with a buttery and mild feel, ensures a satisfying typing experience without any auditory distractions. On the other hand, the HMX SU switch offers a distinct sound profile thanks to its full PA12 housing and T5 stem, which yield a subtle yet relatively deep acoustic experience. While it may not be as silent as the Semi Mute, it delivers a richer feedback that some users may find more enjoyable during use. Both switches cater to linear switch enthusiasts, but their unique qualities make them suited to different typing environments and preferences. However, let's dive in a bit deeper beyond generalities so you can best decide on the best switch for you.
By the numbers
Technical specifications
Actuation force
43g
Actuation force
45g
Bottom-out force
58g
Bottom-out force
50g
Pre-travel
1.60 mm
Pre-travel
1.80 mm
Total travel
4.00 mm
Total travel
3.60 mm
Factory lubed
Yes
Factory lubed
Yes
Stem construction
Standard
Stem construction
Standard
Stem material
POM
Stem material
T5
Top housing material
Polycarbonate
Top housing material
Nylon
Bottom housing material
Polycarbonate
Bottom housing material
Nylon
Mount type
Plate (3-pin)
Mount type
PCB (5-pin)
Spring
15mm spring
Spring
22mm single-stage spring
Housing materials
The housing materials of the KTT Semi Mute and the HMX SU switches present a stark contrast in terms of their acoustic properties and aesthetic qualities. The KTT Semi Mute features polycarbonate for both its top and bottom housings. This choice of material conveys a sharper, higher-pitched, and crisper sound profile, as polycarbonate is a relatively stiff plastic that promotes clarity and resonance. Moreover, its translucency allows for optimal RGB lighting effects, making it a popular choice among gamers and enthusiasts who appreciate both performance and visual appeal. In juxtaposition, the HMX SU utilizes nylon for both its top and bottom housings. Nylon’s softer characteristics contribute to a deeper, fuller sound, effectively absorbing vibrations to create a more muted auditory experience. This fundamental difference in material choice dictates the overall sound signature and tactile feedback one would expect from each switch.
When it comes to the interaction of these materials during usage, the varying qualities of the top and bottom housings play key roles. The KTT Semi Mute’s polycarbonate top housing accentuates the sound upon releasing a key, ensuring that the high-pitched tones remain prominent, while the polycarbonate bottom housing enhances the clarity of the bottom-out sound. Users benefit from a consistent sound experience that is bright and engaging in both pressing and releasing the key. On the other hand, the nylon top and bottom housings of the HMX SU work together to create a significantly different auditory experience. The softness of nylon means that both pressed and released sounds are more subdued, resulting in a fuller and rounder profile that may appeal to those who prefer a quieter typing experience. This interplay shows how the material differences profoundly shape user experiences.
In terms of outcomes, although the KTT Semi Mute employs polycarbonate while the HMX SU operates with nylon, both designs aim to provide enjoyable typing experiences rooted in their unique sound profiles. While the former enables a bright, resonant quality perfect for dynamic setups with RGB lighting, the latter offers a rich, immersive typing sound favored by those who prioritize a more classic tactile response. Despite their differences, both switches can deliver satisfactory performance based on user preference, whether that leans toward brilliance with the Semi Mute or a comforting depth with the HMX SU. As such, one’s choice between these switches tailored by their housing materials will ultimately depend on the desired typing feel and sound aesthetics.
Weight
When comparing the KTT Semi Mute linear switch and the HMX SU linear switch, there are notable differences in both actuation force and bottom out force. The Semi Mute features an actuation force of 43 grams and a bottom out force of 58 grams, categorizing it as a medium-weight switch. In contrast, the HMX SU has a slightly heavier actuation force at 45 grams; however, its bottom out force is lighter at 50 grams. This means that while both switches require a moderate amount of force to register a keystroke, the Semi Mute provides a firmer feel when fully depressed, making it potentially preferable for users seeking a more substantial typing experience. On the other hand, the HMX SU's lighter bottom out force can benefit those who prefer a quicker, less forceful key press, which could enhance comfort during long typing or gaming sessions. Overall, the Semi Mute is the heavier option in terms of both actuation and bottom out forces, whereas the HMX SU is lighter, particularly at the bottom out stage.
Travel distance
When comparing the KTT Semi Mute linear switch and the HMX SU linear switch, there is a notable difference in travel distance: the Semi Mute features a travel distance of 4 mm, while the SU has a shorter travel distance of 3.6 mm. This 0.4 mm difference means that the Semi Mute provides a more pronounced key press, offering users a fuller tactile experience, which may appeal to those who prefer a deeper feel when typing. In contrast, the HMX SU's shorter travel distance may be preferable for gamers and individuals seeking quicker response times, as it allows for faster actuation but can feel somewhat abrupt for those not accustomed to such brevity. Ultimately, the choice between these two switches will depend on personal preferences regarding tactile feedback and responsiveness, with the Semi Mute being the longer option and the HMX SU being the shorter one.
Price comparison
Which switch is more bang for your buck?
The KTT Semi Mute has an MSRP of $3.97 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Semi Mute for $3.55.
The HMX SU has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the SU for $3.29.
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
The KTT Semi Mute switch is designed to provide an exceptionally quiet typing experience, embodying its name with completely silent operation. This switch features advanced dampening technology, resulting in a muted sound profile that minimizes the typical noise associated with mechanical keyboards. Its neutrality makes it versatile enough for different environments, whether at home or in a workplace setting. Contrastingly, the HMX SU switch produces a more subtle sound characterized as relatively deep, though the specific details of its sound profile remain less defined. Overall, while the Semi Mute focuses on total silence, the HMX SU offers a deeper, yet still muted auditory experience, making it ideal for users who prefer a low-key sound.
When it comes to feel, the KTT Semi Mute switches provide a buttery smooth typing experience. The smooth and fluid keystrokes are complemented by a mild tactile sensation, appealing to users who appreciate a seamless and gentle typing rhythm. This mild characteristic makes it suitable for both beginners and seasoned typists, offering a universal appeal. On the other hand, while specific tactile feedback for the HMX SU is not outlined, the combination of a PA12 housing with a T5 stem is likely to result in a satisfactory feel. While details on its tactile nature are not available, its design suggests a dependable typing experience.
In conclusion, while both the KTT Semi Mute and HMX SU linear switches cater to those who prefer quieter environments, they do so with different auditory and tactile profiles. The Semi Mute excels in providing an entirely silent and buttery-smooth feel, making it an excellent choice for focused typing sessions. In contrast, the HMX SU offers a subtler, deeper sound that may appeal to users who enjoy a bit of auditory character without excess noise. Depending on personal preferences and typing styles, either switch can deliver a satisfying experience, though the KTT Semi Mute is the clearer choice for absolute silence and smoothness.
Conclusion
To conclude, choosing between the KTT Semi Mute linear switch and the HMX SU linear switch ultimately comes down to your specific typing preferences and environment. If you prioritize a completely noise-free experience, especially if you often type late at night or in shared spaces where silence is valued, the KTT Semi Mute is your go-to option. Its 58-gram bottom-out force offers a satisfying, yet firm tactile feedback that many find enjoyable, offering a buttery and mild typing experience that alleviates typing fatigue during extended sessions. On the other hand, if you prefer a lighter touch with a more casual sound profile, the HMX SU with its 50-gram actuation force could be the better choice. It provides a gentle, yet pleasant acoustic quality that strikes a balance between functionality and subtle character, making it a versatile switch suitable for both home and office use. Ultimately, your decision should reflect your individual typing style and the context in which you'll be using your keyboard.
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