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Bsun Guyu vs. Outemu Dustproof Purple

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

Overview

When looking at mechanical keyboard switches, the Bsun Guyu linear switch and the Outemu Dustproof Purple clicky switch offer unique features that cater to different preferences. The Guyu is renowned for its auditory experience, with all-POM housings and a long pole stem creating a bright and crisp bottom-out sound. Its medium weight and smooth keystrokes make typing feel effortless, providing resonant feedback that enhances the overall typing experience. In contrast, the Dustproof Purple switch is characterized by its clicky feel, offering a tactile response that some users prefer for enhanced typing accuracy. 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

55g

Bottom-out force

50g

Bottom-out force

65g

Pre-travel

N/A

Pre-travel

2.00 mm

Total travel

3.60 mm

Total travel

4.00 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

Plate (3-pin)

Spring

21mm spring

Spring

Stainless steel

Housing materials

The housing materials of the Bsun Guyu and the Outemu Dustproof Purple switches offer contrasting sound profiles due to their different materials. The POM top housing of the Guyu creates a deeper and more muted sound, while the polycarbonate top housing of the Dustproof Purple produces a sharper and higher-pitched sound. This difference is attributed to the stiffness of polycarbonate, which results in a clearer and more resonant sound compared to the softer POM material. Additionally, the translucent nature of polycarbonate makes it ideal for switches with RGB lighting.

In terms of bottom housing materials, the POM bottom housing of the Guyu and the nylon bottom housing of the Dustproof Purple also create distinct sound profiles. The POM material of the Guyu leads to a deeper and fuller sound, whereas the nylon material of the Dustproof Purple absorbs more sound, resulting in a duller and rounder tone. This difference in sound is due to the softer nature of nylon compared to the stiffer POM material. Each material brings its own unique qualities to the switch, affecting the overall sound and feel of typing on the keyboard.

Overall, the choice of housing materials for switches plays a significant role in determining the sound profile and typing experience. While the POM and nylon materials offer their own distinct characteristics in terms of sound quality, the polycarbonate top housing of the Dustproof Purple provides a sharper and crisper sound profile compared to the deeper and more muted sound of the POM top housing of the Guyu. However, both switches offer unique typing experiences based on the combination of top and bottom housing materials utilized.

Weight

When comparing the actuation force and bottom out force of the Bsun Guyu linear switch and the Outemu Dustproof Purple clicky switch, one can see a clear difference in weight. The Guyu has a lighter actuation force of 45 grams and a lighter bottom out force of 50 grams, making it more suitable for those who prefer a lighter typing experience. In contrast, the Dustproof Purple has a heavier actuation force of 55 grams and a heavier bottom out force of 65 grams, providing a more substantial push feel for those who prefer a heavier typing experience. For users looking for a similar result with both switches, they can expect a lighter typing feel with the Guyu and a heavier typing feel with the Dustproof Purple. Ultimately, the choice between the two switches will depend on personal preference for typing force.

Travel distance

In comparing the travel distance of the Bsun Guyu linear switch and the Outemu Dustproof Purple clicky switch, it is clear that the Guyu has a shorter travel distance of 3.6 mm compared to the Dustproof Purple's 4 mm. The 0.4 mm may not seem like a significant difference, but when it comes to typing or gaming, it can make a noticeable impact on the overall feel of the switch. Those who prefer a quicker response time may lean towards the Guyu switch with its shorter travel distance, while individuals who enjoy a more substantial keypress may find the Dustproof Purple switch more to their liking. Both switches have their own unique benefits, and depending on personal preference, either option could provide a satisfying typing or gaming experience.

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 Outemu Dustproof Purple comes in at $3.10 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

Overall, when comparing the subjective qualities of the Bsun Guyu linear switch and the Outemu Dustproof Purple clicky switch, it is evident that the Guyu excels in both sound and feel aspects. The Guyu offers a unique auditory experience with a deep, bright bottom-out sound, creating a distinctive typing rhythm that is unmatched. Additionally, the super-smooth keystrokes of the Guyu, attributed to the high-grade UPE stem, provide an effortless glide with resonant feedback, offering a creamy, frictionless, polished, silky typing experience that is both smooth and responsive. While information on the sound and feel of the Dustproof Purple switch is unknown, based on the descriptions provided for the Guyu, it can be inferred that the Dustproof Purple may not offer the same level of depth, clarity, or smoothness in both sound and feel. For a newcomer seeking a top-notch typing experience, the Bsun Guyu linear switch would be the recommended choice.

Conclusion

Therefore, when choosing between the BSUN Guyu linear switch and the Outemu Dustproof Purple clicky switch, consider your preference for sound and feel. If you value a unique auditory experience with smooth keystrokes and a distinctive sound signature, the Guyu might be the perfect fit for you. On the other hand, if you prefer a medium-heavy bottom out force and are looking for a clicky switch without a specific sound or feel preference, the Dustproof Purple could be the switch for you. Ultimately, your decision should be based on your personal typing preferences and the overall typing experience you are looking to achieve with your mechanical keyboard.

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