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HMX Game1989 vs. HMX SU

An in-depth look at the HMX Game1989 and the HMX SU switches—which one is the best fit for you?

Overview

When it comes to choosing the right mechanical keyboard switch, the HMX 1989 and the HMX SU both offer unique attributes that cater to different preferences. The HMX 1989 is renowned for its deep, thocky sound, making it a favorite among gamers and typists who crave auditory feedback and a satisfying keystroke experience. On the other hand, the HMX SU features a full PA12 housing and a T5 stem, delivering a subtle yet relatively deep sound profile that appeals to users who prefer a more understated typing experience. Both switches fall into the linear category, providing smooth actuation without the tactile bump found in other switch types, but they differ in acoustics and feel, giving users distinct sensations when typing or gaming. Ultimately, your choice might hinge on whether you prefer the pronounced sound of the 1989 or the nuanced quietude of the SU. 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

45g

Actuation force

45g

Bottom-out force

53g

Bottom-out force

50g

Pre-travel

2.00 mm

Pre-travel

1.80 mm

Total travel

4.00 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

T5

Stem material

T5

Top housing material

Polycarbonate

Top housing material

Nylon

Bottom housing material

Nylon

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

22mm single-stage spring

Housing materials

When comparing the housing materials of the HMX 1989 and the HMX SU, a clear distinction is noted in their top housings. The 1989 utilizes polycarbonate for its top housing, which is characterized by its stiffness and translucency. This choice of material contributes to a sharper, higher-pitched, and crisper sound profile, making it particularly advantageous for applications involving RGB lighting, as the clear housing allows for enhanced illumination effects. In contrast, the HMX SU features a nylon top housing, which leads to a deeper and fuller sound profile. The nylon's softer nature absorbs more sound, resulting in a more rounded and less resonant auditory experience. Consequently, while both switches may feel and perform similarly in tactile scenarios, the acoustic sensations they produce will be notably different due to their opposing top housing materials.

However, when examining the bottom housings of both models, we find a similarity. Both the HMX 1989 and the HMX SU utilize nylon for their bottom housings, which is recognized as a classic material in switch design. The properties of nylon are consistent across both switches, resulting in a deeper and fuller sound profile that occurs when bottoming out. This intensity of sound is due to the absorption characteristics of nylon, which dampens vibrations more effectively than harder plastics, creating a more muted auditory output. As such, regardless of the disparities seen in the top housings, the bottom housings contribute equally to the satisfaction of tactile feedback in both switches.

Ultimately, while the top housings diverge in material choice—from the polycarbonate of the HMX 1989 to the nylon of the HMX SU—the bottom housings align in their nylon composition, ensuring a unified auditory experience when the keys are pressed down. This means that while the sound profiles will differ during the keystroke's release, the foundation of a deeper sound created by the nylon bottom housing will be consistent across both switches. Hence, users seeking a particular sound profile will likely find the outcomes complimentary: the HMX 1989 offering a more vibrant auditory experience with the polycarbonate top and the HMX SU providing a cohesive, bold resonation through its nylon components.

Weight

When comparing the HMX 1989 linear switch and the HMX SU linear switch, it becomes clear that they share the same actuation force of 45 grams, making them equally responsive to key presses. However, the bottom out forces differ, with the 1989 featuring a slightly higher bottom out force of 53 grams compared to the SU's 50 grams. This indicates that while both switches require the same effort to actuate, the 1989 provides a bit more resistance when fully pressed down. As a result, the HMX SU can be considered the lighter option overall, providing a more gentle typing experience, which may be preferable for extended use in work or gaming scenarios. In contrast, those who enjoy a more substantial typing feel might gravitate towards the HMX 1989 due to its heavier bottom out force. Ultimately, users can expect a similar actuation experience from both, but the difference in bottom out forces presents distinct tactile preferences for different typists.

Travel distance

The HMX 1989 linear switch and the HMX SU linear switch differ in their travel distances, with the 1989 measuring 4 mm and the SU measuring 3.6 mm. This means that the 1989 switch provides a longer travel distance, offering a deeper keypress experience that some users may find more satisfying and robust. In contrast, the SU switch, with its shorter travel distance, caters to those who prefer a quicker response time, making it potentially more appealing for gamers looking for rapid actuation. Ultimately, if you seek the feeling of a fuller press, the HMX 1989 is the better choice, while if speed and responsiveness are your priorities, the HMX SU is the way to go.

Price comparison

Which switch is more bang for your buck?

The HMX Game1989 has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Game1989 for $3.29.

The HMX SU has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the SU for $3.29.

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 1989 linear switch stands out for its thocky, deep auditory profile, making it an excellent choice for those who enjoy a pronounced acoustic feedback while typing or gaming. This quality is complemented by the switch's design, which enhances the overall sound experience. In contrast, the HMX SU linear switch features a subtle yet relatively deep sound profile, which has a more understated character. Although both offer satisfying audible experiences, the 1989 is for those who prefer a more resonant and pronounced sound, while the SU provides a quieter, smoother acoustic that still offers depth.

Regarding the feel, the HMX 1989 is recognized for its satisfying smoothness and consistent actuation, delivering a highly enjoyable typing experience, especially for prolonged use. The depth of the switch contributes to a plush sensation that users often find comforting. On the other hand, the HMX SU linear switch provides a smooth keystroke as well, thanks to its PA12 housing and T5 stem. Although the tactile feedback may not be as pronounced as the 1989, it still offers a pleasing actuation that many users appreciate.

In summary, both the HMX 1989 and HMX SU linear switches provide distinct experiences tailored to different preferences. If you're seeking a deeper, thocky sound with a plush feel, the 1989 will likely be your best bet. Conversely, if you prefer a quieter typing experience with subtle depth, the SU switch will suit your needs. Ultimately, both switches deliver smooth actuation, ensuring that users will enjoy a satisfying typing experience, but your choice will depend on whether you prioritize sound and feedback or a more understated approach.

Conclusion

To conclude, choosing between the HMX 1989 linear switch and the HMX SU linear switch hinges on your personal preferences for typing feel, sound profile, and force requirements. If you appreciate a medium-light actuation that offers a distinct depth and thockiness, the HMX 1989 is the way to go. It's particularly suited for gamers and typists who enjoy a bit of tactile feedback combined with a satisfying sound, making each keystroke feel substantial. On the other hand, if you prefer a lighter touch with a slightly lower actuation force at 50 grams and a subtle sound profile, the HMX SU is your best bet. The SU’s smooth keystrokes can enhance your overall typing experience by providing a gentler, quieter option for long typing sessions or in shared workspaces. Ultimately, consider your primary activities—whether gaming, typing, or a mix of both—as well as the acoustics of your environment to make an informed choice between these two notable switches.

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