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KTT Semi Mute vs. Gazzew U4

An in-depth look at the KTT Semi Mute and the Gazzew U4 switches—which one is the best fit for you?

Overview

If you are in search of a mechanical keyboard switch that provides a noise-free environment and undisturbed typing, the KTT Semi Mute linear switch may be the perfect fit for you. Despite their completely silent operation, these switches offer a comfortable and gratifying typing experience, thanks to their linear actuation and advanced dampening technology. On the other hand, for those who crave a more exhilarating tactile feel, the Gazzew U4 tactile switch is a great option. Typing on these switches offers a sharp and satisfying tactile bump, accompanied by a plush, felt-like bottom-out sensation. Additionally, the U4s have a whisper-quiet sound profile, perfect for those seeking a stealthy keyboard. However, let's dive in a bit deeper beyond these 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

62g

Pre-travel

1.60 mm

Pre-travel

N/A

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

POM

Top housing material

Polycarbonate

Top housing material

Proprietary Gazzew blend

Bottom housing material

Polycarbonate

Bottom housing material

Proprietary Gazzew blend

Mount type

Plate (3-pin)

Mount type

PCB (5-pin)

Spring

15mm spring

Spring

Stainless steel 14mm Korean spring

Housing materials

The housing materials of the KTT Semi Mute and the Gazzew U4 provide distinct sound profiles. The Semi Mute utilizes a polycarbonate top housing, which creates a sharper, higher-pitched, and crisper sound. This stiffness in the plastic contributes to a clear and resonant sound profile. Additionally, the translucency of polycarbonate is especially beneficial if RGB lighting is intended. In contrast, the U4's proprietary Gazzew blend top housing, sometimes referred to as "boba plastic," delivers a rich and deep sound profile. The softness of this blend contributes to a more mellow and full-bodied sound experience.

Moving on to the bottom housings, the polycarbonate bottom housing of the Semi Mute follows the same principles as the top housing, resulting in a sharper and crisper sound when bottoming-out a key. Its translucency also allows for RGB lighting effects. On the other hand, the Gazzew U4's proprietary blend bottom housing, also known as "boba plastic," provides a different experience. The softness of this blend influences the impact and sound when pressing down on a key, emphasizing a smoother and less harsh bottom-out experience.

Considering the overall performance of the switches, the use of different materials for their top and bottom housings divides the qualities each material brings. While the bottom housing affects the bottom-out sound and feel, the top housing primarily impacts the sound when releasing a key. In terms of similarities, both switches incorporate translucent materials, which are advantageous for utilizing RGB lighting. However, while the Semi Mute's polycarbonate housing emphasizes sharpness and clarity, the Gazzew U4's "boba plastic" blend provides a richer and deeper sound due to its softer nature. Ultimately, the choice between the two will depend on personal preference and the desired sound experience.

Weight

When comparing the actuation force and bottom out force of the KTT Semi Mute linear switch and the Gazzew U4 tactile switch, we find that they both have the same actuation force of 43 grams. This means that the force required to trigger a keystroke is identical for both switches, resulting in a similar responsive typing experience. However, when it comes to the bottom out force, there is a slight difference. The Semi Mute has a bottom out force of 58 grams, while the U4 has a slightly heavier bottom out force of 62 grams. This means that the U4 switch provides a slightly more substantial typing experience, requiring a bit more force to press the keys all the way down. For those who prefer a lighter typing experience, the Semi Mute switch would be the better choice, as it has a lighter bottom out force. However, for users who enjoy a stronger push feel and a more solid typing experience, the U4 switch would be the preferable option, as it has a slightly heavier bottom out force. Ultimately, both switches offer a medium actuation force, but the U4 provides a slightly heavier bottom out force for those seeking a more substantial typing experience.

Travel distance

The KTT Semi Mute linear switch and the Gazzew U4 tactile switch have different travel distances. The Semi Mute has a travel distance of 4 mm, while the U4 has a travel distance of 3.6 mm. The Semi Mute has a slightly longer travel distance, making it more suitable for those who prefer a deeper and more substantial key press. On the other hand, the U4 offers a slightly shorter travel distance, which may be preferred by gamers or individuals looking for faster response times. Ultimately, the choice between the two switches will depend on personal preference and the desired typing experience. Both switches offer different travel distances, allowing users to select the option that best suits their needs.

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 Gazzew U4 comes in at $6.50 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

In terms of sound, both the KTT Semi Mute and the Gazzew U4 switches are described as muted, producing a softer and quieter sound compared to regular switches. This makes them perfect for those who desire a noise-free environment during their typing sessions. However, the U4 switches have an additional quality of being low-pitched, resulting in a more bass-heavy and mellow tone compared to the Semi Mute switches.

When it comes to feel, the Semi Mute switches are described as buttery, implying a smooth and fluid keystroke experience. This provides a seamless and effortless typing sensation. They are also mild switches, offering a gentle typing experience that falls within a safe, middle-ground zone. On the other hand, the U4 switches offer a sharp tactile feedback intensity. They have a strong and crisp tactile bump that can be distinctly felt with every keypress.

In conclusion, both the KTT Semi Mute and the Gazzew U4 switches offer unique subjective qualities. If you prioritize a noise-free environment and a comfortable typing feel, the Semi Mute switches would be a great choice. On the other hand, if you prefer a sharp and exhilarating tactile bump with a plush and felt-like bottom-out sensation, the U4 switches would be more suitable. Despite their differences, both switches aim to provide an enjoyable and satisfying typing experience.

Conclusion

Bringing it all together, the KTT Semi Mute linear switch and the Gazzew U4 tactile switch offer unique advantages depending on your preferences. If you prioritize a noise-free environment and desire an undisturbed typing experience, especially during late-night sessions, the Semi Mute is the perfect choice. With its advanced dampening technology and completely silent operation, you can enjoy a comfortable and gratifying typing feel. Additionally, the Semi Mute provides a moderate actuation force requirement and a moderate sound profile, making it suitable for various purposes, whether you are a beginner or advanced, and whether you plan to use it at home or work.

On the other hand, if you value a sharp and exhilarating tactile bump when typing and prefer a plush, felt-like bottom-out sensation, the Gazzew U4 tactile switch is the way to go. These switches not only provide a satisfying tactile feedback but also offer a whisper-quiet sound profile. The low-pitched tone adds a bass-heavy and mellow quality to your typing experience.

Ultimately, the decision between the KTT Semi Mute linear switch and the Gazzew U4 tactile switch depends on your specific preferences. Consider factors such as noise sensitivity, desired typing feel, and sound profile when choosing between these two switches. Both switches offer their own unique advantages, so make sure to select the one that aligns with your needs and enhances your overall typing experience.

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