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HMX Blue Topaz vs. Aflion Thunder Shadow

An in-depth look at the HMX Blue Topaz and the Aflion Thunder Shadow switches—which one is the best fit for you?

Overview

When comparing the HMX Blue Topaz linear switch and the Aflion Thunder Shadow tactile switch, a clear distinction can be drawn between the two based on their characteristics. The Blue Topaz stands out for its super smooth actuation and lightweight feel, making typing a breeze, while also offering a visually appealing glitter housing and a clacky sound signature. On the other hand, the Thunder Shadow by Aflion boasts a pronounced tactile bump with a medium weight feel, along with a neutral sound signature for a harmonious typing experience. Both switches cater to different preferences, with the Blue Topaz being ideal for those who prefer an easy-to-press and clacky typing experience, while the Thunder Shadow appeals to those seeking an invigorating tactile feel with a neutral sound profile. 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

40g

Actuation force

N/A

Bottom-out force

48g

Bottom-out force

63.5g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.90 mm

Total travel

3.50 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

Ly

Stem material

POM

Top housing material

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Nylon

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

20mm double-stage spring

Housing materials

The HMX Blue Topaz and Aflion Thunder Shadow both feature polycarbonate top housings, which create a sharper, higher-pitched, and crisper sound profile due to the stiffness of the material. This translates to a more clear and resonant sound when typing on switches with polycarbonate top housings. Additionally, the translucency of polycarbonate makes it ideal for switches with RGB lighting, adding an aesthetic appeal to the overall look of the switch.

In terms of the bottom housing material, both the Blue Topaz and Thunder Shadow use nylon, known for providing a deeper and fuller sound profile when typing on switches. Nylon's softer plastic composition absorbs more sound than harder plastics, resulting in a duller and rounder sound that can enhance the typing experience. The use of nylon in the bottom housing contributes to the overall sound profile of the switch, complementing the qualities of the polycarbonate top housing.

While both switches share similar qualities in their housing materials, the distribution of these materials can impact the overall typing experience. The qualities of the bottom housing, such as the impact on bottom-out sound and feel, will be more noticeable when pressing down on the switch. Conversely, the top housing will have a greater influence on the sound when releasing a key. Understanding how these materials interact and contribute to the sound profile can help users choose the switch that best suits their typing preferences.

Weight

The actuation force of the HMX Blue Topaz linear switch is 40 grams, while the Aflion Thunder Shadow tactile switch does not have a specified actuation force. However, the bottom out force of the Blue Topaz is 48 grams, while the Thunder Shadow has a bottom out force of 63.5 grams, making it heavier. The Blue Topaz provides a lighter typing experience, which is ideal for those who prefer extended typing sessions or gaming sessions. In contrast, the Thunder Shadow offers a more substantial typing experience with a heavier push feel. Both switches have their advantages depending on individual preferences. Those who prefer a lighter touch may opt for the Blue Topaz, while those who prefer a heavier feel may choose the Thunder Shadow for a more tactile typing experience. Ultimately, the choice between the two switches will depend on personal preference for actuation and bottom out force.

Travel distance

The HMX Blue Topaz linear switch has a travel distance of 3.9 mm, which is slightly longer than the Aflion Thunder Shadow tactile switch with a travel distance of 3.5 mm. Both switches fall within the range of shorter travel distances, which are popular among gamers for their quicker response times. The Blue Topaz offers a slightly deeper key press compared to the Thunder Shadow, making it a better choice for those who prefer a bit more depth in their keystrokes. However, if you enjoy a more responsive and snappy feel, the Thunder Shadow may be the better option for you. Ultimately, both switches provide a shorter travel distance that is suitable for fast-paced typing and gaming activities.

Price comparison

Which switch is more bang for your buck?

The HMX Blue Topaz has an MSRP of $4.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Blue Topaz for $3.49.

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 Blue Topaz linear switch is known for its clacky sound signature, providing a sharp and snappy sound that is crisp, bright, and percussive. On the other hand, the Aflion Thunder Shadow tactile switch offers a neutral sound profile, which is moderate and suitable for various purposes. Both switches deliver distinct auditory experiences, with the Blue Topaz offering a more pronounced and attention-grabbing sound, while the Thunder Shadow provides a more balanced and versatile sound that can cater to different preferences. Ultimately, the choice between the two would come down to personal preference and the desired sound profile for the user's typing experience.

In terms of feel, the Blue Topaz linear switch is characterized by its easy-to-press nature, offering a gentle resistance during key presses that requires minimal force to activate. This results in a light and effortless typing experience that minimizes finger fatigue during prolonged use. On the other hand, the Aflion Thunder Shadow tactile switch provides an invigorating typing sensation with its pronounced feedback, moderate to firm actuation force, and snappy feel. This creates a more immersive typing experience that caters to users who prefer a more tactile response. Again, the decision between the two switches would depend on the user's preference for typing feel and the level of feedback they desire.

Overall, the HMX Blue Topaz linear switch and the Aflion Thunder Shadow tactile switch offer distinctive qualities in terms of sound and feel. The Blue Topaz stands out for its smooth actuation, lightweight feel, and clacky sound signature, providing a visually and audibly pleasing typing experience. In contrast, the Thunder Shadow offers a well-balanced tactile bump, medium weight feel, and neutral sound profile that cater to users looking for a more versatile and immersive typing experience. Ultimately, both switches have their strengths and would provide satisfying results based on the user's preferences for sound, feel, and overall typing experience.

Conclusion

To sum up, when choosing between the HMX Blue Topaz linear switch and the Aflion Thunder Shadow tactile switch, consider the following guidelines. If you prefer a lightweight and smooth typing experience with a distinctive visual and auditory appeal, opt for the Blue Topaz. This switch is ideal for those who enjoy a clacky sound signature and effortless keystrokes. On the other hand, if you prefer a medium-weight switch with a pronounced tactile bump and a neutral sound profile, the Thunder Shadow is the way to go. This switch offers a balanced feel with a snappy and reactive typing sensation. Ultimately, your choice should be based on your preference for actuation force, sound profile, and typing feel.

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