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Durock Lupine vs. KTT Purple Star

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

Overview

When considering two popular linear mechanical keyboard switches, the Durock Lupine and the KTT Purple Star stand out for their unique features. The Durock Lupine is favored for its two-stage long springs, providing a consistent weight distribution when typing and a powerful upward movement on the rebound. The classic clacky sound profile adds to the typing experience, making it a popular choice for those who enjoy a bit of auditory feedback. On the other hand, the KTT Purple Star boasts an all-POM construction, offering a buttery smooth typing experience with a neutral sound signature. The light 45g bottom-out makes it perfect for light typists seeking ease and comfort. 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

N/A

Actuation force

43g

Bottom-out force

62g

Bottom-out force

50g

Pre-travel

2.00 mm

Pre-travel

1.80 mm

Total travel

3.70 mm

Total travel

3.50 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Partial box

Stem construction

Partial box

Stem material

POM

Stem material

POM

Top housing material

Polycarbonate

Top housing material

POM

Bottom housing material

Nylon

Bottom housing material

POM

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Two-stage long spring

Spring

Stainless steel

Housing materials

The key difference between the housing materials of the Durock Lupine and the KTT Purple Star lies in their top housings. The Lupine features a polycarbonate top housing, which is known for creating a sharper, higher-pitched, and crisper sound profile. On the other hand, the Purple Star comes with a POM top housing, which produces a deeper and more muted sound. While both materials have their own unique sound characteristics, the choice between a sharp and crisp sound of polycarbonate versus a deep and muted sound of POM will ultimately come down to personal preference.

In terms of their bottom housings, both the Lupine and the Purple Star offer a similar deep and full sound profile. The Lupine utilizes a nylon bottom housing, which is known for creating a deeper and fuller sound due to its softer plastic and sound absorption properties. Similarly, the Purple Star features a POM bottom housing, which contributes to the deep and muted sound profile of the switch. While the materials are different, both provide a pleasing and unique sound experience that may appeal to those looking for a quieter typing experience.

When comparing the overall sound and feel of the switches, the choice between the Lupine and the Purple Star will largely depend on whether you prefer a sharper, crisper sound profile or a deeper, more muted sound. The split in housing materials between the top and bottom of the switch means that each material will have a different impact on the typing experience. The bottom housing will influence the bottom-out sound and feel, while the top housing will affect the sound when releasing a key. Ultimately, both switches offer unique sound profiles that cater to different preferences, making them both viable options for those in search of a high-quality typing experience.

Weight

The Durock Lupine linear switch and the KTT Purple Star linear switch have different actuation and bottom out forces. The Lupine has a bottom out force of 62 grams, while the Purple Star has a bottom out force of 50 grams, making the Lupine the heavier option. The actuation force of the Lupine is not mentioned, while the Purple Star has an actuation force of 43 grams, making it the lighter option. Those who prefer a lighter weight switch may lean towards the Purple Star for longer typing sessions or gaming, while those who prefer a stronger push may find the Lupine more suitable for a more substantial typing experience. Overall, the actuation and bottom out forces of these switches provide different tactile experiences based on personal preference.

Travel distance

The Durock Lupine linear switch has a travel distance of 3.7 mm, while the KTT Purple Star linear switch has a travel distance of 3.5 mm. Both switches fall within the range of shorter travel distances, with the Lupine being slightly longer than the Purple Star. Gamers looking for quicker response times may prefer the shorter 3.5 mm travel distance of the Purple Star, while those who enjoy a slightly more substantial key press may opt for the 3.7 mm travel distance of the Lupine. Ultimately, the choice between the two switches will depend on personal preference for key feel and responsiveness.

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 KTT Purple Star comes in at $4.88 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 Durock Lupine linear switch offers a high-pitched sound profile, creating a sharp and crisp sound when pressed. This can be appealing for those who prefer a more vibrant and distinct typing experience. On the other hand, the KTT Purple Star linear switch provides a low-pitched, bass-heavy sound that produces a mellow and soothing typing experience. Depending on personal preference, users can choose between the sharp clarity of the Lupine or the deeper tones of the Purple Star to enhance their typing environment. It's important to consider that the sound of a switch can also be influenced by the keyboard and keycaps used.

When it comes to feel, both the Durock Lupine and KTT Purple Star linear switches offer a mild typing experience. This means that users can expect a gentle and approachable feel while typing, with qualities that fall within a safe middle-ground zone. Additionally, the Lupine is described as providing a polished typing experience, offering smooth and refined key presses due to the materials used or factory lubing. On the other hand, the Purple Star is known for being easy-to-press, requiring minimal force to activate the keys and providing a comfortable and effortless typing experience. Both switches prioritize ease of use and comfort for the user, allowing for extended typing sessions without finger fatigue.

In conclusion, the Durock Lupine and KTT Purple Star linear switches offer distinct sound and feel qualities that cater to different preferences. While the Lupine provides a high-pitched sound and polished typing experience, the Purple Star offers a low-pitched sound and easy-to-press keys for a smooth and comfortable typing experience. Ultimately, both switches provide an enjoyable and satisfying typing experience, so choosing between them will depend on individual preferences for sound profile and typing feel. Overall, users can expect quality and consistency from both switches, ensuring a pleasant typing experience regardless of their choice.

Conclusion

To sum up, when deciding between the Durock Lupine linear switch and the KTT Purple Star linear switch, consider your preferences for bottom out force, sound profile, and typing experience. If you prefer a medium bottom out force and a classic clacky sound profile, the Durock Lupine may be the better option for you. On the other hand, if you prefer a lighter bottom out force and a buttery smooth typing experience with a neutral sound signature, the KTT Purple Star could be the ideal choice. Ultimately, your decision should be based on what feels most comfortable and enjoyable for you while typing.

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