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SP-Star Polaris Purple vs. Aflion Thunder Shadow

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

Overview

When comparing the SP-Star Polaris Purple and the Aflion Thunder Shadow mechanical keyboard switches, it's clear that both offer a satisfying tactile typing experience. The Polaris Purple is praised for its big tactile bump, providing an exhilarating sensation while typing, accompanied by a snappy sound profile. In contrast, the Thunder Shadow by Aflion stands out for its pronounced tactile bump and medium weight feel with a 63.5g bottom-out, offering a harmonious balance and a neutral sound signature. While the Polaris Purple is described as 'Neutral', 'Mild', and 'Polished', the Thunder Shadow is categorized as 'Invigorating' and 'Neutral'. Both switches have their own unique strengths, making them appealing choices for different 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

N/A

Actuation force

N/A

Bottom-out force

67g

Bottom-out force

63.5g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

4.00 mm

Total travel

3.50 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

POM

Stem material

POM

Top housing material

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Polycarbonate

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Gold plated

Spring

20mm double-stage spring

Housing materials

Both the SP-Star Polaris Purple and the Aflion Thunder Shadow feature a polycarbonate top housing that creates a sharper, higher-pitched, and crisper sound profile. This is due to the stiffness of polycarbonate, which leads to a more clear and resonant sound. Additionally, the translucency of polycarbonate makes it ideal for switches with RGB lighting. The similarities in the top housing material of these two switches suggest that users can expect a similar sound profile and aesthetic experience when using either.

However, where the Polaris Purple differs is in its polycarbonate bottom housing, which shares the same qualities as the top housing. This ensures a consistent sound profile throughout the switch, emphasizing clarity and resonance. On the other hand, the Thunder Shadow features a nylon bottom housing, known for eliciting a deeper and fuller sound profile due to its softer nature. This creates a contrast in sound quality between the two switches, with the Polaris Purple offering a crisper sound and the Thunder Shadow providing a rounder, more subdued sound.

In terms of overall user experience, the choice of housing material for both the top and bottom of a switch plays a significant role. While the top housing impacts the sound when a key is released, the bottom housing affects the sound and feel when a key is pressed. With the Polaris Purple's consistent use of polycarbonate in both top and bottom housings, users can expect a cohesive sound profile and tactile experience. On the other hand, the Thunder Shadow's combination of polycarbonate and nylon housings provides a blend of sharpness and depth in sound output, offering a different typing experience compared to the Polaris Purple.

Weight

When comparing the SP-Star Polaris Purple tactile switch and the Aflion Thunder Shadow tactile switch, it is evident that both switches have the same actuation force of None grams, meaning that they require the same amount of force to trigger a keystroke. However, the Polaris Purple has a heavier bottom out force of 67 grams, while the Thunder Shadow has a slightly lighter bottom out force of 63.5 grams. This difference may result in a slightly more substantial typing experience with the Polaris Purple compared to the Thunder Shadow. Weight is a crucial factor to consider when choosing a switch, as a lighter weight may be preferred for longer typing sessions, while a heavier weight is favored by those who enjoy a stronger push feel while typing. Overall, both switches offer a medium-heavy bottom out force, providing a tactile typing experience with a satisfying amount of resistance.

Travel distance

The SP-Star Polaris Purple tactile switch has a travel distance of 4 mm, while the Aflion Thunder Shadow tactile switch has a travel distance of 3.5 mm. The Polaris Purple offers a slightly longer travel distance, making it more ideal for those who prefer a deeper key press. On the other hand, the Thunder Shadow's shorter travel distance may appeal to gamers or individuals seeking a faster response time. Both switches provide a tactile feel, but the slight variation in travel distance may impact the overall typing experience for the user. Ultimately, choosing between the two switches will depend on personal preference for key depth and responsiveness.

Price comparison

Which switch is more bang for your buck?

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.

The Aflion Thunder Shadow has an MSRP of $5.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Thunder Shadow for $3.91.

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, both the SP-Star Polaris Purple and Aflion Thunder Shadow switches have a neutral sound profile, making them suitable for a variety of users and settings. The sound of a switch can also be influenced by additional factors such as the keyboard and keycaps used.

In terms of feel, the Polaris Purple offers a mild and polished typing experience, providing a gentle and smooth feel that appeals to a broad range of users. On the other hand, the Thunder Shadow switch is described as invigorating, offering a more pronounced feedback with a moderate to firm actuation force for a snappy and reactive feel. This difference in feel can cater to different preferences in typing experience.

Overall, both the Polaris Purple and Thunder Shadow switches offer unique qualities that cater to different preferences in typing experience. The Polaris Purple provides a more gentle and refined typing experience, while the Thunder Shadow offers a more invigorating and immersive feel. Depending on individual preferences for sound and feel, users can choose between these switches to achieve their desired typing experience.

Conclusion

In closing, when choosing between the SP-Star Polaris Purple and the Aflion Thunder Shadow tactile switches, think about your preferences and typing style. If you enjoy a big tactile bump and a snappy sound profile, the Polaris Purple may be the right choice for you. On the other hand, if you prefer a more balanced tactile bump with a harmonious feel and neutral sound signature, the Thunder Shadow could be the better fit. Both switches offer medium-heavy bottom-out forces, so consider how that weight will affect your typing experience. Ultimately, the decision comes down to your personal preferences and the kind of typing experience you are looking for.

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