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KTT Purple Star vs. Gazzew U4Tx RGB

An in-depth look at the KTT Purple Star and the Gazzew U4Tx RGB switches—which one is the best fit for you?

Overview

When selecting a mechanical keyboard switch, the choice between the KTT Purple Star and the Gazzew U4Tx RGB represents a distinction between preference for smoothness versus tactile feedback. The KTT Purple Star switches are celebrated for their completely alien POM construction, resulting in a buttery smooth typing experience, accentuated by a very light 45g bottom-out force. This makes them particularly appealing to light typists who prioritize ease and comfort during long typing sessions. In contrast, the Gazzew U4Tx RGB switches are characterized by their luxurious tactile bump and distinctive "thock" sound upon bottoming out, offering a refined auditory experience that many enthusiasts savor. The combination of a quiet top-out and pronounced bottom-out yields a unique blend of acoustic satisfaction while ensuring a responsive feel with each keystroke. Ultimately, choosing between these switches boils down to whether you prefer a smooth, low-pitched typing experience or a tactile sensation complemented by a rich sound profile. However, let's dive in a bit deeper beyond generalities so you can best decide on the ideal switch for you.

By the numbers

Technical specifications

Actuation force

43g

Actuation force

N/A

Bottom-out force

50g

Bottom-out force

65g

Pre-travel

1.80 mm

Pre-travel

N/A

Total travel

3.50 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Partial box

Stem construction

Standard

Stem material

POM

Stem material

POM

Top housing material

POM

Top housing material

Proprietary Gazzew blend

Bottom housing material

POM

Bottom housing material

Proprietary Gazzew blend

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel

Spring

Stainless steel Korean spring

Housing materials

The housing materials of the KTT Purple Star and the Gazzew U4Tx RGB switches both play crucial roles in shaping the auditory and tactile experiences of each switch. The KTT Purple Star features a POM (Polyoxymethylene) top and bottom housing, known for producing a uniquely muted sound profile that leans towards the deeper end of the spectrum. In contrast, the Gazzew U4Tx RGB utilizes a proprietary plastic blend, commonly referred to as "boba plastic," for both its top and bottom housings. This blend is designed to enhance sound richness and depth due to its inherent softness. While both switch types aim for a rich auditory feedback, their differing housing materials lead to variations in the overall sound experience.

Comparatively, the housing characteristics of the Purple Star and the U4Tx RGB influence their performance and acoustic properties distinctively. The POM housing of the Purple Star contributes to a balanced sound experience that is pleasingly muted, creating an atmosphere that can be described as more subdued. Meanwhile, the U4Tx RGB, with its soft boba plastic, offers a sound that is not only rich but also accentuates the deeper tones, presenting a vibrant feel that's aligned with many gamers' preferences. Although they produce different sound qualities, both switches cater to those who appreciate a deeper sound profile; this shared trait ensures that users can achieve a satisfying auditory experience, albeit through various mechanisms.

Ultimately, the impact of these housing materials extends beyond sound and delves into the switch's tactile feedback during use. With the Purple Star, users will experience the softer qualities of the POM material, contributing a subtle dampening effect upon bottoming out, while the U4Tx RGB's boba plastic offers a more pronounced engagement that highlights its depth and richness. The key distinctions between the two switches lie in how profoundly the materials affect the auditory feedback during both actuation and release. In essence, while both switch types aim to create an enriching sound experience, the materials employed provide unique characteristics that cater to different preferences, allowing users to choose based on their desired key feel and audible feedback.

Weight

The KTT Purple Star linear switch and the Gazzew U4Tx RGB tactile switch showcase contrasting characteristics in their actuation and bottom out forces. The Purple Star features a light actuation force of 43 grams and a bottom out force of 50 grams, making it suitable for users who prefer a lighter touch, ideal for long typing sessions or gaming. In contrast, the U4Tx RGB has an unknown actuation force but a notably higher bottom out force of 65 grams, categorizing it as medium-heavy. This suggests that the U4Tx RGB may provide a more substantial tactile experience, catering to users who enjoy a stronger push feel. Overall, the KTT Purple Star is the lighter option, while the Gazzew U4Tx RGB is the heavier choice, allowing users to select based on their typing preferences and comfort during extended use.

Travel distance

When comparing the travel distances of the KTT Purple Star linear switch and the Gazzew U4Tx RGB tactile switch, there is a slight difference that may influence user preference. The Purple Star has a travel distance of 3.5 mm, while the U4Tx RGB features a travel distance of 3.6 mm. Consequently, the Purple Star is the shorter option, making it better suited for gamers and users who prefer quick response times. On the other hand, the U4Tx RGB’s 3.6 mm travel distance may appeal to those who enjoy a more substantial feel, as it offers a deeper keypress. The difference in travel distance is minimal, but it could significantly impact the overall typing experience for different users, depending on their preferences for responsiveness versus depth.

Price comparison

Which switch is more bang for your buck?

For 10 switches, the KTT Purple Star comes in at $4.88, whereas the Gazzew U4Tx RGB comes in at $6.50.

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, the KTT Purple Star linear switch produces a low-pitched sound signature that leans towards a mellow, bass-heavy tone. This characteristic makes it quite pleasant and unobtrusive, ideal for users who might be concerned about noise, especially in shared environments. In contrast, while the sound profile of the Gazzew U4Tx RGB tactile switch isn’t described, it is known for its deep “thock” when bottoming out, which suggests a more pronounced and resonant sound that may appeal to users seeking a more thumping auditory feedback. Ultimately, both switches offer unique auditory qualities, but the Purple Star leans towards a softer, quieter experience, whereas the U4Tx could provide a more dynamic and defined sound.

When considering feel, the KTT Purple Star excels with its mild characteristics and an easy-to-press nature. The smooth actuation mechanism ensures that users can type effortlessly, making it an excellent choice for light typists looking for comfort during prolonged typing sessions. The gentle resistance of the Purple Star promotes a relaxed typing experience without the risk of finger fatigue. On the other hand, the tactile bump of the U4Tx RGB likely contributes to a more defined typing feel, although specific descriptions of its characteristics are absent. This variance may appeal to typists who enjoy a more pronounced tactile feedback, contrasting with the smoother approach of the Purple Star.

In conclusion, both the KTT Purple Star and Gazzew U4Tx RGB switches bring unique qualities to the table. The Purple Star stands out with its low-pitched sound and mild, easy-to-press feel, offering a smooth and quiet typing experience that caters to light typists. In contrast, the U4Tx RGB likely provides a more pronounced auditory feedback with its thocky sound profile and a tactile bump that enhances the typing sensation, even though specific descriptions of its feel remain unknown. Ultimately, choosing between the two will come down to personal preference in sound and tactile feedback, as both options provide distinct experiences that can suit different typing styles and environments.

Conclusion

To conclude, the choice between the KTT Purple Star linear switch and the Gazzew U4Tx RGB tactile switch ultimately hinges on your personal typing preferences and usage scenarios. If you favor a light touch and enjoy a smooth and effortless typing experience, the Purple Star's low bottom-out force of 50 grams, along with its buttery smooth feel and neutral sound signature, makes it an excellent option for light typists or gamers seeking rapid key presses. This switch is ideal for prolonged typing sessions where comfort and minimal finger fatigue are paramount. Conversely, if you prefer a more refined experience featuring a tactile bump and a deeper sound profile, the U4Tx RGB with its 65-gram bottom-out force would be your best choice. Its medium-heavy resistance provides a satisfying feedback mechanism, making it particularly well-suited for typists who appreciate a pronounced tactile response and an engaging auditory experience. Ultimately, whether you lean towards the gentle ease of the Purple Star or the satisfying heft of the U4Tx RGB will depend on how you prioritize typing feel and sound in your keyboard setup.

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