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SP-Star Polaris Gray vs. Aflion Thunder Shadow

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

Overview

When considering mechanical keyboard switches, the SP-Star Polaris Gray and the Aflion Thunder Shadow stand out as excellent options with distinct characteristics. The Polaris Gray is a linear switch that offers a bouncy typing experience and a clean, clacky sound profile. On the other hand, the Thunder Shadow by Aflion is a tactile switch known for its pronounced tactile bump and medium weight feel. While the Polaris Gray is categorized as low-pitched and mild, the Thunder Shadow is described as invigorating and neutral. Choosing between these switches ultimately comes down to personal preference and typing style. 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

In comparing the housing materials of the SP-Star Polaris Gray and Aflion Thunder Shadow, both switches feature a polycarbonate top housing. Polycarbonate is known for creating a sharper, higher-pitched, and crisper sound profile due to its relatively stiffer nature. The use of polycarbonate in the top housing also allows for translucency, making it ideal for switches with RGB lighting. On the other hand, while the Polaris Gray utilizes a polycarbonate bottom housing, the Thunder Shadow features a nylon bottom housing. Nylon is considered a classic switch housing material that produces a deeper and fuller sound profile compared to polycarbonate. This is because nylon is a softer plastic that absorbs more sound, resulting in a duller and rounder sound.

Despite the differences in bottom housing material, the impact of the housing materials on the overall sound and feel of the switches can be discerned. The qualities of the bottom housing, whether it be polycarbonate or nylon, will influence the bottom-out sound and feel when a key is pressed down. On the other hand, the top housing material, which is polycarbonate for both switches, will have a more significant impact on the sound when a key is released. This distinction in housing materials allows for a unique typing experience with each switch, with the Polaris Gray offering a crisper sound profile due to its polycarbonate top and bottom housings, while the Thunder Shadow provides a deeper and fuller sound with its nylon bottom housing.

Overall, the choice of housing materials in a switch plays a crucial role in determining the sound profile and typing experience. While both the SP-Star Polaris Gray and Aflion Thunder Shadow feature polycarbonate top housing for a sharper sound profile, the difference lies in the bottom housing material, with the Polaris Gray using polycarbonate and the Thunder Shadow utilizing nylon. These differences result in distinct sound profiles, with the Polaris Gray offering a clear and resonant sound while the Thunder Shadow provides a deeper and fuller sound. Whether one prefers a crisper sound or a fuller sound, both switches offer unique typing experiences based on their housing materials.

Weight

When comparing the SP-Star Polaris Gray linear switch and the Aflion Thunder Shadow tactile switch, it is evident that the Polaris Gray is the heavier option with a bottom out force of 67 grams, compared to the 63.5 grams of the Thunder Shadow. Both switches have an unknown actuation force, but it is clear that the Polaris Gray would require a slightly stronger push to bottom out fully. For those who prefer a more substantial typing experience, the Polaris Gray may be the better choice due to its heavier bottom out force. On the other hand, the Thunder Shadow may be preferred by those who prefer a lighter weight and a smoother typing experience for extended periods of time. Ultimately, the choice between these two switches will depend on individual preferences for actuation and bottom out forces.

Travel distance

In comparing the travel distance of the SP-Star Polaris Gray linear switch with 4 mm and the Aflion Thunder Shadow tactile switch with 3.5 mm, we can see that the Polaris Gray has a longer travel distance. The Polaris Gray's 4 mm travel distance provides a more distinct key press feel, allowing for a smoother typing experience. On the other hand, the Thunder Shadow's 3.5 mm travel distance offers a slightly shorter key press, which may appeal to those looking for a faster response time or a more shallow feel. Both switches provide quality performance, but the Polaris Gray offers a slightly longer travel distance, providing a more pronounced key press feedback. Ultimately, the choice between the two will come down to personal preference and typing style.

Price comparison

Which switch is more bang for your buck?

The SP-Star Polaris Gray 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 Gray 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, the Polaris Gray linear switch is known for its low-pitched and thocky sound profile, which provides a bass-heavy and satisfying typing experience. On the other hand, the Aflion Thunder Shadow tactile switch boasts a neutral sound signature, offering a more balanced and moderate sound profile overall. Both switches cater to different preferences, with the Polaris Gray focusing on a deep and rich sound, while the Thunder Shadow provides a more neutral and versatile option. Depending on your personal preference and setup, you can achieve a satisfying sound experience with either switch.

Moving on to the feel of the switches, the Polaris Gray linear switch is characterized as mild and polished, offering a gentle typing experience with a smooth and refined finish. This results in comfortable keypresses that are approachable to most users. In contrast, the Aflion Thunder Shadow tactile switch provides an invigorating feel with pronounced feedback, moderate to firm actuation force, and a snappy and reactive sensation. These tactile qualities create an immersive typing experience that can be energizing for users seeking a more responsive feel. Both switches offer distinct tactile experiences, catering to different typing styles and preferences.

In conclusion, the SP-Star Polaris Gray linear switch and Aflion Thunder Shadow tactile switch each offer unique sound and feel characteristics that cater to different preferences. While the Polaris Gray provides a bouncy and thocky sound profile with a mild and polished feel, the Thunder Shadow offers a neutral sound signature with an invigorating and tactile typing experience. Depending on whether you prioritize sound, feel, or a combination of both, you can select the switch that best suits your typing preferences and setup. Ultimately, both switches offer quality performance and can enhance your typing experience based on your individual preferences.

Conclusion

To sum up, when deciding between the SP-Star Polaris Gray linear switch and the Aflion Thunder Shadow tactile switch, consider your typing preferences and needs. If you prefer a bouncy typing experience with a clean and clacky sound profile, opt for the Polaris Gray. On the other hand, if you are looking for a switch with a pronounced tactile bump and a neutral sound signature that offers a balanced typing feel, the Thunder Shadow would be a great choice. Ultimately, your decision should be based on whether you prioritize sound, feel, or a combination of both in your mechanical keyboard switch selection.

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