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HMX Lucky vs. SP-Star Polaris Purple

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

Overview

When it comes to mechanical keyboard switches, the HMX Lucky and the SP-Star Polaris Purple offer distinctly different experiences tailored to various typing preferences. The HMX Lucky, celebrated for its lightweight design and softer, glittery nylon housings, provides a neutral and deeply satisfying typing experience ideal for those who favor smooth key presses without any noticeable resistance. On the other hand, the Polaris Purple thrives on its pronounced tactile bump, delivering an exhilarating and snappy feedback that engages typists who prefer a more dynamic interaction with their keyboards. While the Lucky caters to those seeking a more fluid and subtle experience, the Polaris Purple is perfect for users who appreciate tactile cues and auditory responses. However, let's dive in a bit deeper beyond generalities so you can best decide on the ideal switch for your specific needs.

By the numbers

Technical specifications

Actuation force

37g

Actuation force

N/A

Bottom-out force

43g

Bottom-out force

67g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.80 mm

Total travel

4.00 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

POM

Stem material

POM

Top housing material

Nylon

Top housing material

Polycarbonate

Bottom housing material

Nylon

Bottom housing material

Polycarbonate

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm double-staged spring

Spring

Gold plated

Housing materials

When comparing the HMX Lucky and the SP-Star Polaris Purple, we see a clear distinction in the materials used for their switch housings. The Lucky utilizes a nylon top and bottom housing, while the Polaris Purple features polycarbonate for both the top and bottom. The choice of nylon in the Lucky's construction gives it a softer, more muted sound profile, as nylon is known for its ability to absorb sound effectively. This results in a typing experience characterized by deeper and fuller resonates, which can feel more plush and gentle when typing. In contrast, the Polaris Purple, crafted with polycarbonate, offers a sharper and crisper sound, allowing for a clearer auditory feedback thanks to its stiffer nature. This difference not only affects the sound but also the overall typing experience, offering a more lively and resonant response with the Polaris Purple.

Both switches exhibit distinct characteristics due to their unique housing materials, leading to different sound profiles and tactile sensations. The nylon used in the Lucky absorbs sound, creating a duller and rounder auditory experience, ideal for users who prefer a quieter typing environment. Conversely, the polycarbonate used in the Polaris Purple's construction enhances sound clarity and articulation, making any keystroke resonate with a brighter pitch. This stiffer plastic not only contributes to a notable acoustic profile but also offers aesthetic advantages, particularly with RGB lighting, as polycarbonate is typically clearer. Users seeking a more vibrant visual effect on their keyboards may be drawn to the aesthetics offered by polycarbonate.

The composite nature of the construction in each switch means that users will experience various effects based on the materials used in the top and bottom housings. The Lucky, with its entirely nylon build, will deliver a consistent sound profile influenced by both parts, resulting in a more uniform typing feel and acoustic experience. In contrast, the Polaris Purple presents a layered approach, where the top housing contributes to the sound of key releases, while the bottom housing impacts the bottom-out sound and feel. Those who choose the Polaris Purple may appreciate this interplay, enjoying a sharper sound when releasing keys alongside the crisp feedback from bottoming out. Ultimately, both switches serve specific user preferences, with either providing a satisfying typing experience through their specific choice of materials.

Weight

The HMX Lucky linear switch and the SP-Star Polaris Purple tactile switch present a clear contrast in their actuation and bottom out forces. The Lucky switch features a light actuation force of 37 grams and a bottom out force of 43 grams, making it ideal for those who favor longer typing sessions or gaming, as the lighter touch can reduce fatigue. In contrast, the Polaris Purple switch does not specify an actuation force, but it does have a significantly heavier bottom out force of 67 grams, indicating a more substantial push feel that may appeal to typists who prefer a stronger tactile feedback. Consequently, while the Lucky’s lighter forces might benefit extended usage, the Polaris Purple’s heavier contact could provide a more satisfying typing experience for those who enjoy a firmer key press. Overall, the differences clearly suggest that the HMX Lucky is the lighter option compared to the medium-heavy feel of the SP-Star Polaris Purple.

Travel distance

When comparing the travel distances of the HMX Lucky linear switch and the SP-Star Polaris Purple tactile switch, there is a notable difference. The HMX Lucky has a travel distance of 3.8 mm, making it the shorter option. In contrast, the SP-Star Polaris Purple features a travel distance of 4 mm, which aligns more closely with traditional switch designs. This means that the Polaris Purple may provide a more substantial tactile experience, beneficial for those who prefer a deeper key press. For gamers seeking rapid response times, the slightly shorter travel distance of the Lucky may be advantageous, but some users might find it too abrupt compared to the more pronounced feel of the Polaris Purple.

Price comparison

Which switch is more bang for your buck?

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

The SP-Star Polaris Purple has an MSRP of $5.60 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Polaris Purple for $5.00.

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 Lucky linear switch offers a neutral auditory profile, allowing for a smooth and unobtrusive typing experience. This characteristic makes it versatile for various environments, whether at work or home. On the other hand, the SP-Star Polaris Purple tactile switch presents a snappier sound profile, punctuated by its distinct tactile bump. This contributes to a more engaging auditory experience that signals each keystroke with clarity while still maintaining a level of moderation that is appealing to a wide range of users.

In terms of feel, the Lucky switch provides a deeply satisfying typing experience with its lightweight design and the softness of the nylon housing, promoting a fluid keypress that many users find enjoyable. In contrast, the Polaris Purple switch is characterized by its pronounced tactile bump, offering a more exhilarating typing experience. It is designed to create a tactile sensation that is noticeable but still mild enough to be approachable for a variety of users. Moreover, the polished nature of the Polaris switches lends a refined quality to the key travel, ensuring a smoother action with minimized friction.

In conclusion, both the HMX Lucky linear and the SP-Star Polaris Purple tactile switches cater to different typing preferences. The Lucky is ideal for those who favor a neutral sound and smooth keypress, while the Polaris Purple appeals to users seeking a more pronounced tactile feedback and an engaging auditory response. Ultimately, the choice between these two switch types will hinge on whether you prioritize a more subdued, linear typing experience or a tactile feel that adds a layer of excitement to your keystrokes. Regardless of your selection, either switch will provide a satisfactory typing experience tailored to your needs.

Conclusion

To conclude, your choice between the HMX Lucky linear switch and the SP-Star Polaris Purple tactile switch ultimately depends on your typing preferences and usage scenarios. If you appreciate a lightweight typing experience that feels neutral yet satisfying, the Lucky switch may be your best option. Its bottom-out force of only 43 grams allows for easy, effortless keystrokes, making it a great choice for individuals who type extensively or require a soft touch during long writing sessions. Additionally, if you tend to type in quieter environments or prefer a less pronounced sound profile, the Lucky’s sound characteristics should suit you well. On the other hand, if you're looking for a more tactile feedback that enhances your typing experience with a pronounced tactile bump, the Polaris Purple might be the right switch for you. With a medium-heavy bottom-out force of 67 grams, it offers a snappy and exhilarating sensation on each keystroke which can be very satisfying, especially for those who enjoy a more engaged typing experience. This switch is particularly suited for users who appreciate the feedback of a tactile bump and want a polished typing feel that balances sound and tactile response. Ultimately, your decision should reflect whether you value a lighter, smoother typing experience or a robust, tactile sensation while typing.

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