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Gazzew U4Tx RGB vs. TTC Yunhai

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

Overview

When it comes to mechanical keyboards, the choice of switch can significantly influence your typing experience. The Gazzew U4Tx RGB, a tactile switch, is celebrated for its rich "thock" sound at the bottoming out stage, combined with a quiet ascent and a pronounced tactile bump, creating a luxurious and satisfying typing experience. It’s an excellent choice for those who enjoy feedback and sound while typing, striking a balance between auditory and tactile pleasure. On the other hand, the TTC Yunhai is a linear switch known for its lightweight actuation force and smooth keystroke, which provides a gentle, effortless feel that many typists find appealing. Its deep, rounded sound profile contributes to a unique typing experience free from tactile bumps. While the U4Tx is ideal for users seeking a tactile and acoustic experience, the Yunhai caters to those who prefer a smoother, less resistant keystroke. However, let's dive in a bit deeper beyond generalities so you can best decide on the switch that suits your needs.

By the numbers

Technical specifications

Actuation force

N/A

Actuation force

42g

Bottom-out force

65g

Bottom-out force

50g

Pre-travel

N/A

Pre-travel

1.50 mm

Total travel

3.60 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

POM

Stem material

POK

Top housing material

Proprietary Gazzew blend

Top housing material

Nylon

Bottom housing material

Proprietary Gazzew blend

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel Korean spring

Spring

23mm single-stage spring

Housing materials

The Gazzew U4Tx RGB and TTC Yunhai switches are both designed to deliver a rich sound profile, though they utilize different materials for their housings. The U4Tx RGB features a proprietary plastic blend known as "boba plastic" for both its top and bottom housings, which is noted for its softness and ability to create a deep sound signature. This distinct blend emphasizes a richer auditory experience, often favored by enthusiasts seeking a warmer typing sound. In contrast, the TTC Yunhai employs nylon for both its top and bottom housings. While nylon is a traditional choice, it also possesses the properties of softness, which helps absorb sound and contribute to a satisfactory auditory experience characterized by a deeper and rounder sound profile.

Despite the difference in materials, both housing types share similar acoustic properties that contribute to the overall typing experience. The U4Tx RGB's soft boba plastic allows for a sound absorption quality that is on par with the nylon used in the Yunhai. Because both materials are relatively soft plastics, they each facilitate a typing experience that emphasizes quieter bottoming-out sounds and a pleasant release sound when keys are lifted. Specifically, users of both switch types would notice that the typing sensations are enriched by the material characteristics of the housings, leading to a similarly satisfying auditory feedback during use.

Furthermore, the impact of each housing material on the overall switch experience can be seen in the way they combine to affect sound and feel. With the U4Tx RGB's dual boba plastic housing, the softness contributes to both the bottom-out experience and the key release sound, leading to consistency in sound quality. On the other hand, the Yunhai’s nylon housing also distributes the qualities of softness between the top and bottom, yet each contributes differently to the sound profile. Ultimately, while the Gazzew U4Tx RGB and TTC Yunhai switches differ in their material composition, they offer users a comparable tactile and auditory experience due to their shared emphasis on soft housing materials that absorb sound and enrich the typing experience.

Weight

The Gazzew U4Tx RGB tactile switch and the TTC Yunhai linear switch exhibit notable differences in both actuation and bottom out forces. The U4Tx RGB has an undefined actuation force, but it features a bottom out force of 65 grams, classified as medium-heavy. In contrast, the TTC Yunhai switch has a lighter actuation force of 42 grams and a bottom out force of 50 grams, making it suitable for those who prefer a gentler typing experience. With the U4Tx being heavier overall due to its greater bottom out force, it may appeal to users who enjoy a more substantial feel while typing. On the other hand, the lighter Yunhai switch is likely to be favored in scenarios where prolonged typing is necessary, such as in a work environment or during extended gaming sessions. Overall, the differences in force between the two switches will influence user preference based on the balance between typing comfort and feedback.

Travel distance

Both the Gazzew U4Tx RGB tactile switch and the TTC Yunhai linear switch feature a travel distance of 3.6 mm, which means that when pressed down, they require the same amount of travel to activate. This similarity ensures that users will experience a comparable feel and responsiveness when using either switch, making them suitable alternatives for those who prioritize consistent keypress distances in their typing or gaming experiences. Since both switches have identical travel distances, users can expect similar performance in terms of key actuation and tactile feedback.

Price comparison

Which switch is more bang for your buck?

The TTC Yunhai has an MSRP of $7.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Yunhai for $5.99.

The Gazzew U4Tx RGB 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, the Gazzew U4Tx RGB tactile switch produces a rich "thock" when bottoming out, combined with the soft stealth of the switch during the topping out stage. This creates a refined auditory experience that many users find satisfying, providing a deep, resonant sound that enhances the typing experience. On the other hand, the TTC Yunhai linear switch features a deep, rounded sound profile, which results in a quieter typing experience overall. This gentler sound, paired with the light actuation force, creates a more subdued auditory presence that some typists may prefer, especially in quieter environments. However, keep in mind that the sound of a switch can vary based on the type of keyboard used and the keycaps chosen.

When it comes to feel, the U4Tx RGB offers a tactile bump that adds a sense of engagement for typists, making it luxurious and enjoyable to type on. The tactile feedback provides a clear indication of actuation, allowing for a more controlled typing experience. Conversely, the Yunhai switch is celebrated for its incredibly light actuation force, which promotes a gentle and effortless typing feel. This makes it suitable for users who prefer a smooth, linear transition without any tactile interruptions. Both switches provide unique typing sensations, and users will find that each caters to different preferences in terms of how engaging or smooth they want their typing experience to be.

In conclusion, both the Gazzew U4Tx RGB tactile switch and the TTC Yunhai linear switch present distinct qualities that will appeal to different types of users. The U4Tx stands out with its luxurious "thock" sound and tactile feedback, making it ideal for those who enjoy a more pronounced typing experience. Meanwhile, the Yunhai offers a softer, quieter sound with an incredibly light touch, suiting typists who favor a smooth, effortless action. Ultimately, the choice between the two switches will come down to personal preference regarding sound and feel, as each fulfills its own niche in the realm of mechanical keyboard switches.

Conclusion

To summarize, your choice between the Gazzew U4Tx RGB tactile switch and the TTC Yunhai linear switch ultimately hinges on your typing preferences and intended use. If you find that you appreciate a more tactile typing experience with a pronounced bump and a medium-heavy bottom-out force that provides a satisfying "thock" sound, then the U4Tx RGB will likely suit you well. It's ideal for someone who enjoys a luxurious feel while typing, particularly if you're looking for a switch that offers a balance of robust feedback without being too noisy. On the other hand, if you prefer a lighter touch for a more effortless typing experience, the TTC Yunhai linear switch could be the better option. Its 50-gram bottom-out force and subtle sound profile make it perfect for those who favor speed and ease, especially in a fast-paced typing environment or gaming session. In essence, choose the U4Tx RGB for a richer tactile and auditory experience, while the Yunhai is better suited for a smooth, low-effort feel. Consider your priorities in typing feedback and comfort to make the best decision for your mechanical keyboard setup.

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