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HMX Hibiscus vs. KTT Purple Star

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

Overview

When it comes to mechanical keyboard switches, the HMX Hibiscus and KTT Purple Star stand out as exceptional options, each catering to different typing preferences while boasting linear characteristics. The HMX Hibiscus is celebrated for its ultra-light actuation force, surpassing 80% of all switches, and offers an unrivaled smoothness along with a satisfyingly clacky, poppy, and crispy sound profile, making it a dream for those who enjoy responsive feedback and a delightful auditory experience. In contrast, the KTT Purple Star features an all-POM construction that produces a buttery smooth typing experience complemented by a neutral sound signature. With a light 45g bottom-out force, these switches are perfect for typists seeking a comfortable and effortless feel during long typing sessions, emphasizing ease and comfort. While both switches provide a unique blend of performance and tactile pleasure, they cater to different typing styles and preferences. 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

42g

Actuation force

43g

Bottom-out force

48g

Bottom-out force

50g

Pre-travel

2.00 mm

Pre-travel

1.80 mm

Total travel

3.50 mm

Total travel

3.50 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

T3

Stem material

POM

Top housing material

Nylon

Top housing material

POM

Bottom housing material

Nylon

Bottom housing material

POM

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

20mm single-stage spring

Spring

Stainless steel

Housing materials

The HMX Hibiscus and the KTT Purple Star switches utilize different housing materials that significantly influence their sound profiles and tactile experiences. The Hibiscus employs nylon for both the top and bottom housings, which is considered a classic switch housing material. The use of nylon contributes to a deeper, fuller sound due to its softer properties, which absorb more sound and result in a muted, rounded auditory experience. In contrast, the Purple Star utilizes POM for both the top and bottom housings. While POM is also designed to create a satisfying sound profile, it maintains a unique and pleasing quality that leans towards a deeper and somewhat muted sound. Thus, while both housing materials aim for a rich auditory experience, their fundamental compositions lead to distinctive sound characteristics.

In examining the bottom housing specifically, the Hibiscus’s nylon material delivers a sound profile that retains a warmer quality, aligning with the general properties of nylon, which is known for its ability to absorb sound. The Purple Star, on the other hand, benefits from POM’s design that results in a slightly different sound, even if it is also categorized as deeper and muted. While both materials can create a satisfying typing experience, the specific sound and feedback felt when bottoming out may vary. Users may notice that the Hibiscus offers a more subdued acoustic experience since nylon absorbs more sound compared to the sharper acoustics that POM can provide, even though the POM bottom may capture some similar qualities.

Although the Hibiscus and Purple Star switches employ different materials, they can yield similar results in terms of sound profile when considering how sound characteristics are influenced by both the top and bottom housings. For instance, the nylon of the Hibiscus will provide a warming, rounded sound, while the POM of the Purple Star will maintain a pleasing yet distinct quality. However, because the bottom housing generally impacts the bottom-out sound more than the top, the similarity in design purpose helps maintain a cohesion in sound experience, regardless of the specific material used. Both materials effectively create a deeper, more muted sound profile; thus, users may find that while their switches exhibit unique qualities, they are united in delivering an enjoyable typing experience.

Weight

When comparing the HMX Hibiscus linear switch to the KTT Purple Star linear switch, both have relatively light actuation and bottom out forces, making them suitable for extended typing sessions or gaming. The Hibiscus has an actuation force of 42 grams and a bottom out force of 48 grams, while the Purple Star requires a slightly greater actuation force of 43 grams and a bottom out force of 50 grams. This makes the Hibiscus the lighter option, offering a marginally easier keystroke and potentially more comfortable experience for users preferring lighter switches. Despite the minimal differences in actuation and bottom out forces, both switches maintain a similar feel, ensuring that users seeking a gentle touch with solid feedback won't be disappointed. However, those who appreciate a more substantial typing experience may find the heavier force of the Purple Star more satisfying.

Travel distance

Both the HMX Hibiscus linear switch and the KTT Purple Star linear switch feature the same travel distance of 3.5 mm. This identical measurement means that users can expect a similar tactile experience when pressing down on the keys of either switch. Since both switches have equal travel distances, they will provide comparable performance in terms of key actuation depth and responsiveness, making them suitable options for those who prefer a consistent feel in their typing experience. Therefore, regardless of the choice between the Hibiscus and the Purple Star, users can anticipate similar results in travel distance.

Price comparison

Which switch is more bang for your buck?

The HMX Hibiscus has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Hibiscus for $2.99.

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

When it comes to sound, the HMX Hibiscus switch is noted for its satisfyingly clacky, poppy, and crispy sound signature, offering a lively auditory feedback that many typists find pleasurable. This energetic sound profile stands in contrast to the KTT Purple Star switches, which have a low-pitched and neutral sound signature that typically features a mellower and more bass-heavy tone. The Hibiscus's exciting sound can be a delightful experience for those who appreciate audible feedback, while the Purple Star's quieter demeanor may appeal to users who prefer a more subdued auditory experience.

In terms of feel, the HMX Hibiscus switch is renowned for its unparalleled smoothness, making every keystroke feel effortless and luxurious, ideal for those who prioritize a premium typing experience. On the other hand, the KTT Purple Star switch provides a mild yet easy-to-press feel, characterized by gentle resistance and minimal force required for actuation, making it well-suited for light typists. The Purple Star's light actuation force reduces finger fatigue, enhancing comfort during lengthy typing sessions, while the Hibiscus's superior smoothness creates an indulgent feel that elevates the overall typing experience.

In summary, the HMX Hibiscus linear switch excels with its lively sound and exceptional smoothness, making it a joy for enthusiasts who enjoy clarity and responsiveness in their typing. In contrast, the KTT Purple Star linear switch offers a neutral acoustic profile coupled with a gentle and approachable typing feel, perfect for those who prefer ease and comfort. Depending on your preferences, both switches can provide enjoyable typing experiences; while their qualities may differ, you can expect satisfaction whether you lean towards the vibrant feedback of the Hibiscus or the mellow subtlety of the Purple Star.

Conclusion

To conclude, your choice between the HMX Hibiscus linear switch and the KTT Purple Star linear switch ultimately depends on your personal preferences in terms of typing feel, sound, and the typing experience you seek. If you crave an ultra-smooth typing experience combined with a satisfying, clacky sound signature that offers engaging feedback, the Hibiscus switch is your best bet. With its lighter actuation force and comfortable bottom-out weight, it caters exceptionally well to those who enjoy a more tactile and expressive response while typing. On the other hand, if you prefer a more subdued experience focused on buttery smoothness with a mellow, low-pitched sound, then the Purple Star will likely suit you better. Its neutral sound profile and light actuation force make it an excellent choice for comfortable, extended typing sessions, particularly for users who prioritize ease and minimal finger fatigue. Ultimately, think about how you like your keyboard to feel and sound; your answer will guide you to the switch that will enhance your mechanical keyboard experience the most.

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