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Durock Lupine vs. Gazzew U4

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

Overview

When it comes to mechanical keyboard switches, the Durock Lupine and the Gazzew U4 each offer their own unique characteristics for a delightful typing experience. The Lupine stands out with its linear design, thanks to its two-stage long springs that provide a consistent weight distribution when pressed down and a powerful upward rebound. Additionally, the Lupine emits a classic clacky sound profile that many enthusiasts appreciate. On the other hand, the Gazzew U4 offers a silent tactile experience that is exhilaratingly sharp with its tactile bump and surprisingly plush bottom-out sensation. Not only does it provide a satisfying typing feel, but it also maintains a quiet operation. However, let's dive in a bit deeper beyond these generalities so you can best decide on the perfect switch for you.

By the numbers

Technical specifications

Actuation force

N/A

Actuation force

45g

Bottom-out force

62g

Bottom-out force

62g

Pre-travel

2.00 mm

Pre-travel

N/A

Total travel

3.70 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

Polycarbonate

Top housing material

Proprietary Gazzew blend

Bottom housing material

Nylon

Bottom housing material

Proprietary Gazzew blend

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Two-stage long spring

Spring

Stainless steel 14mm Korean spring

Housing materials

When comparing the housing materials of the Durock Lupine and the Gazzew U4, there are notable differences. The Lupine utilizes a polycarbonate top housing, which results in a sharper, higher-pitched, and crisper sound profile. This is due to polycarbonate being a stiffer plastic, allowing for a more clear and resonant sound. Additionally, the translucency of polycarbonate makes it perfect for RGB lighting purposes. In contrast, the U4 features a proprietary Gazzew blend top housing, sometimes referred to as "boba plastic." This unique plastic blend delivers a rich and deep sound profile thanks to its softness. While the Lupine focuses on a sharper sound, the U4 prioritizes a mellower and rounder sound experience.

Moving on to the bottom housing, the Lupine utilizes a nylon housing material. Nylon is a classic choice for switch housing due to its ability to produce a deep and fuller sound profile. Its softer nature absorbs more sound than harder plastics, resulting in a duller and rounder sound when typing. In comparison, the U4 features its proprietary Gazzew blend bottom housing. Similar to the top housing, this "boba plastic" creates a rich and deep sound profile due to its softness. Both the Lupine and the U4 tap into the benefits of soft plastic in their bottom housings to deliver a more immersive sound experience during typing.

It is important to note that when a switch has different materials for the top and bottom housings, each material brings its own set of qualities to the overall experience. Pressing down on the switch allows you to feel the impact of the bottom housing, influencing the bottom-out sound and feel. On the other hand, the top housing's material has a greater influence on the sound when you release a key. Therefore, while the Lupine and the U4 may have different housing materials, they both offer unique sound profiles that enhance the typing experience in different ways.

Weight

When comparing the actuation force and bottom out force of the Durock Lupine linear switch and the Gazzew U4 tactile switch, there are a few key differences to consider. In terms of weight, the Lupine's actuation force is unavailable, while the U4 has an actuation force of 43 grams. This means that the U4 requires a lighter touch to trigger a keystroke compared to the Lupine. However, both switches have a bottom out force of 62 grams, which is considered medium.

The difference in actuation force between the Lupine and the U4 may result in a slightly different typing experience. Those who prefer a lighter touch may find the U4 to be more suitable for longer periods of typing, as it requires less force to trigger a keystroke. On the other hand, individuals who prefer a stronger push feel may lean towards the Lupine or other options with heavier actuation forces.

It's worth noting that despite the difference in actuation force, both switches have the same bottom out force of 62 grams. This means that regardless of which switch is chosen, the typing experience in terms of bottoming out will be similar.

Ultimately, the decision between the Lupine and the U4 will depend on personal preferences. Those seeking a lighter touch may lean towards the U4 with its lower actuation force, while those desiring a more substantial typing experience may prefer the Lupine or other switches with heavier actuation forces.

Travel distance

The Durock Lupine linear switch has a travel distance of 3.7 mm, while the Gazzew U4 tactile switch has a slightly shorter travel distance of 3.6 mm. Both switches fall within the range of shorter travel distances, which have gained popularity in recent times. Gamers, in particular, tend to prefer shorter travel distances for increased responsiveness and faster response times. If you are looking for a switch that provides a quicker tactile feedback, the Gazzew U4 with its 3.6 mm travel distance would be the suitable choice. However, it is important to note that for some individuals, shorter travel distances can feel abrupt and lacking in depth. In such cases, the Durock Lupine linear switch, with its slightly longer 3.7 mm travel distance, may be more appealing for those seeking a switch with a heartier feel. Overall, both switches offer similar results in terms of travel distance, catering to different preferences and typing experiences.

Price comparison

Which switch is more bang for your buck?

The Durock Lupine has an MSRP of $5.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Lupine for $4.25.

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

When it comes to sound, the Durock Lupine linear switch provides a classic clacky sound profile. This means that when typing on these switches, users can expect a relatively moderate sound that is neither overly loud nor too muted. On the other hand, the Gazzew U4 tactile switch offers a much quieter sound experience. With its muted sound profile, users can enjoy a softer and more gentle typing sound that won't disturb others nearby. The U4 has a low-pitched sound, which gives it a more bass-heavy and mellow tone compared to the sharper and crisper sound of the Lupine. It is important to note that the sound of a switch can also be influenced by other factors, such as the keyboard board and keycaps used.

In terms of feel, the Durock Lupine linear switch provides a consistent weight distribution when pressed down and a more powerful upward movement on the rebound. This gives typists a satisfying and balanced typing experience. Additionally, the Lupine is described as having a polished feel. This means that the switch has a smooth and refined finish, resulting in smooth key travel and reduced friction. On the other hand, the Gazzew U4 tactile switch offers a sharp tactile bump with high feedback intensity. Each keypress provides a distinct and prominent tactile sensation. The Lupine provides a mild typing experience, falling within a safe middle-ground zone that is approachable to most users.

In conclusion, the Durock Lupine linear switch and the Gazzew U4 tactile switch offer distinct subjective qualities in terms of sound and feel. The Lupine provides a classic clacky sound profile with a consistent weight distribution and polished feel, while the U4 offers a quieter sound with a sharp tactile bump and felt-like bottom-out sensation. Users looking for a more moderate sound and balanced typing experience could opt for the Lupine, while those seeking a quieter and more tactile typing experience may prefer the U4. However, it is important to keep in mind that personal preferences and the overall setup, including the keyboard board and keycaps used, can also play a role in the final typing experience.

Conclusion

In closing, if you're looking for a linear switch that offers a consistent weight distribution and a classic clacky sound profile, the Durock Lupine is a great option for you. With its medium bottom out force, it provides a satisfying typing experience for both beginners and advanced users. On the other hand, if you prefer a silent tactile switch with a sharp and exhilarating tactile bump, the Gazzew U4 is the way to go. Its plush, felt-like bottom-out sensation adds a luxurious touch to your typing experience. Additionally, the U4 has a whisper quiet sound profile, making it ideal for environments where noise is a concern. Ultimately, the choice between the Lupine and the U4 depends on your preferences for sound and feel, so consider which qualities are most important to you when making your decision.

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