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Bsun Guyu vs. Durock Lupine

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

Overview

When it comes to choosing between two linear switches, the Bsun Guyu and the Durock Lupine both offer unique features that cater to different preferences. The Guyu is renowned for its all-POM housings that create a deep and resonant auditory experience, enhanced by a long pole stem for a bright bottom-out sound. With medium weight and a UPE stem for smooth keystrokes, typing on the Guyu switch is a seamless and satisfying experience. On the other hand, the Lupine stands out with its two-stage long springs, providing a consistent weight distribution when pressing down and a powerful rebound sensation. The switches also produce a classic clacky sound profile. While the Guyu is described as 'Clacky', 'Creamy', and 'Snappy', the Lupine is characterized as 'Neutral', 'Mild', and 'High-pitched'. 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

45g

Actuation force

N/A

Bottom-out force

50g

Bottom-out force

62g

Pre-travel

N/A

Pre-travel

2.00 mm

Total travel

3.60 mm

Total travel

3.70 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

UPE

Stem material

POM

Top housing material

POM

Top housing material

Polycarbonate

Bottom housing material

POM

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

21mm spring

Spring

Two-stage long spring

Housing materials

The Bsun Guyu and the Durock Lupine both have unique housing materials that significantly impact the sound profile of the switches. The Guyu's POM top housing creates a deeper and more muted sound, while the Lupine's polycarbonate top housing produces a sharper, higher-pitched sound. The use of polycarbonate in the Lupine's top housing also allows for RGB lighting, adding an aesthetic appeal to the switches. On the other hand, the Guyu's POM bottom housing contributes to a deep and unique sound profile, whereas the Lupine's nylon bottom housing creates a fuller and rounder sound due to its softer nature.

While the top and bottom housings of the Bsun Guyu and Durock Lupine differ in material, they both play a crucial role in determining the overall sound profile of the switches. The split qualities between the top and bottom housing materials mean that pressing down on the switch will reveal the impact of the bottom housing on the bottom-out sound and feel, while releasing the key will showcase the qualities of the top housing. This division of characteristics adds complexity and depth to the typing experience with these switches, providing users with a diverse range of sound options depending on how they interact with the keys.

In conclusion, the housing materials of the Bsun Guyu and Durock Lupine offer distinct sound profiles and tactile experiences. While the Guyu's POM housing creates a pleasing and unique sound that is deeper and more muted, the Lupine's polycarbonate and nylon housings produce sharper, higher-pitched, and fuller sound profiles. The choice between these switches ultimately depends on personal preference for sound and feel, as well as any desire for RGB lighting in the case of the Lupine's polycarbonate top housing. Both switches offer quality housing materials that enhance the mechanical keyboard typing experience in their own unique ways.

Weight

The Bsun Guyu linear switch has a lighter actuation force of 45 grams compared to the Durock Lupine linear switch, which has an unknown actuation force. However, the Guyu also has a lighter bottom out force of 50 grams, while the Lupine has a heavier bottom out force of 62 grams. For those who prefer a lighter typing experience, the Guyu may be the better option due to its lower actuation and bottom out forces. However, for individuals who prefer a more substantial typing feel, the Lupine with its heavier bottom out force may be more suitable. Ultimately, the choice between the two switches comes down to personal preference in terms of typing experience and desired force feedback.

Travel distance

The Bsun Guyu linear switch has a travel distance of 3.6 mm, while the Durock Lupine linear switch has a travel distance of 3.7 mm. Both switches fall into the category of shorter travel distances, which are becoming increasingly popular, especially among gamers looking for faster response times. The slight difference in travel distance between the two switches may not be notable to most users, but for those sensitive to the feel of the keys, the Lupine may provide a slightly deeper keypress experience compared to the Guyu. Ultimately, both switches offer a relatively short travel distance and can deliver similar results in terms of response time and typing comfort.

Price comparison

Which switch is more bang for your buck?

The Bsun Guyu has an MSRP of $4.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Guyu for $3.70.

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.

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 Bsun Guyu linear switch offers a unique auditory experience with its deep acoustics and bright, crisp bottom-out sound, while the Durock Lupine linear switch provides a classic clacky sound profile. The Guyu's sound signature combines depth and clarity for a distinct typing rhythm, while the Lupine has a neutral sound profile with high-pitched characteristics, suitable for various purposes depending on personal preference and use case.

Moving on to the feel of the switches, the Bsun Guyu linear switch is known for its super-smooth keystrokes, creating an effortless glide with resonant feedback. Described as creamy, frictionless, polished, silky, and snappy, the Guyu switch offers a luxurious typing experience that minimizes resistance and enhances smoothness. On the other hand, the Durock Lupine linear switch has a mild feel, providing a gentle typing experience that falls within a safe, middle-ground zone. The Lupine also features a polished finish for reduced friction and smooth key travel, ensuring a sleek typing experience.

In conclusion, the Bsun Guyu linear switch stands out for its unique sound profile that combines depth and brightness, along with a luxurious feel that offers smoothness and responsiveness. On the other hand, the Durock Lupine linear switch provides a classic clacky sound and a mild, polished typing experience suitable for a wide range of users. Both switches offer distinct characteristics that cater to different preferences and typing styles, ensuring that users will find a satisfying typing experience with either switch.

Conclusion

To sum up, when deciding between the Bsun Guyu linear switch and the Durock Lupine linear switch, consider the key characteristics of each. If you prioritize a unique auditory experience with a bright, crisp bottom-out sound and smooth keystrokes, the Guyu switch with its medium weight and all-POM housing would be a great choice. On the other hand, if you prefer a consistent weight distribution and powerful rebound movement, along with a classic clacky sound profile, the Lupine switch with its two-stage long springs would be more suitable. Ultimately, your decision should be based on the sound and feel that best align with your typing preferences.

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