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HMX 1989 vs. Outemu Dustproof Purple

An in-depth look at the HMX 1989 and the Outemu Dustproof Purple switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboards, the choice of switch can significantly impact your typing and gaming experience. The HMX 1989, a linear switch, is often praised for its smooth keystrokes and satisfying depth, making it ideal for gamers and typists who prioritize speed and fluidity. Its signature thocky sound adds an enjoyable auditory element for users who appreciate a more tactile feedback without the interruptions of a click. On the other hand, the Outemu Dustproof Purple is a tactile switch that provides a distinct bump at the actuation point, offering a more pronounced feedback for those who prefer a succinct, responsive feel while typing. While the smoothness of the HMX 1989 may appeal to those seeking a seamless experience, the tactile nature of the Dustproof Purple caters to individuals who enjoy a more deliberate and engaged typing experience. 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

55g

Bottom-out force

53g

Bottom-out force

65g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

4.00 mm

Total travel

4.00 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

T5

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

Plate (3-pin)

Spring

22mm single-stage spring

Spring

Stainless steel

Housing materials

When comparing the housing materials of the HMX 1989 and the Outemu Dustproof Purple, it's clear that both utilize polycarbonate for the top housing, which serves to create a distinctive sound profile. Polycarbonate's properties, being a stiffer plastic, allow for a sharper, higher-pitched, and crisper sound. This characteristic is particularly advantageous for users who prefer a clearer auditory feedback from their keys, and the translucency of the material enhances the appearance of RGB lighting. Since both switches employ polycarbonate for the top housing, users can expect similar results in sound quality and visual aesthetics, particularly when illuminated, leading to an engaging experience with either switch.

On the other hand, both the HMX 1989 and the Outemu Dustproof Purple also incorporate nylon in their respective bottom housings. This choice results in a deeper and fuller sound profile due to nylon's softer plastic characteristics, which help to absorb more sound compared to harder materials. Consequently, the bottom housing primarily influences the bottom-out feel and sound when pressing the keys. While the top housing produces a sharper sound during key release, the nylon bottom provides a contrast with its duller and rounder acoustic qualities, contributing to a more balanced typing experience.

In summary, the combination of polycarbonate in the top housing and nylon in the bottom housing for both the HMX 1989 and Outemu Dustproof Purple results in a cohesive sound experience, where the sharpness of the top housing is complemented by the depth of the bottom housing. As both switches reveal the same materials and their inherent properties, users can expect to achieve a pleasing and consistent auditory and tactile feedback while typing, making either switch suitable for those who value both sound clarity and fullness in their mechanical keyboards.

Weight

When comparing the HMX 1989 linear switch and the Outemu Dustproof Purple tactile switch, we can observe notable differences in both actuation and bottom out forces. The HMX 1989 requires a lighter actuation force of 45 grams and a bottom out force of 53 grams, making it a medium-light switch that is ideal for extended typing sessions or gaming marathons. In contrast, the Outemu Dustproof Purple demands a heavier actuation force of 55 grams and a bottom out force of 65 grams, categorizing it as a medium-heavy switch. This increase in weight can provide a more substantial typing experience, appealing to users who prefer a stronger push feel. Thus, those who prioritize a lighter switch for comfort and longer use would lean towards the HMX 1989, whereas individuals seeking a firmer touch might favor the Outemu Dustproof Purple. Overall, the 1989's lower force requirements make it the lighter option, while the Dustproof Purple’s higher force specifications deem it the heavier choice.

Travel distance

Both the HMX 1989 linear switch and the Outemu Dustproof Purple tactile switch have a travel distance of 4 mm, making them equal in this regard. This means that when pressing down on a key with either switch, users will experience the same distance from the top to the bottom, resulting in a similar tactile feedback. Therefore, for those seeking a consistent keypress experience, either switch will yield comparable results in terms of travel distance.

Price comparison

Which switch is more bang for your buck?

The HMX 1989 has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the 1989 for $3.29.

The Outemu Dustproof Purple comes in at $3.10 per 10 switches.

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

In terms of sound, the HMX 1989 linear switch is renowned for its deep and thocky characteristic, which gives it a rich auditory experience often favored by enthusiasts looking for a satisfying typing sound. Conversely, the Outemu Dustproof Purple tactile switch does not have well-documented auditory qualities, making it less predictable in terms of sound profile. However, it’s important to remember that the sound produced by any switch can vary significantly depending on other factors such as the keyboard's construction, the type of keycaps used, and how the switch is mounted to the PCB.

When it comes to feel, the HMX 1989 is known for its smooth linear action, providing a consistent and uninterrupted typing experience as it lacks any tactile bumps or resistance points. In contrast, the Outemu Dustproof Purple tactile switch provides a tactile feedback that gives a slight bump upon actuation, enhancing the typing experience for those who prefer a more pronounced response when pressing a key. This difference in feel makes the HMX 1989 more suitable for users who enjoy fluid keystrokes, while the Dustproof Purple may appeal to those who like tactile cues during typing.

In summary, the HMX 1989 linear switch excels in producing a satisfying, deep sound coupled with a smooth keystroke, appealing to those who prioritize audio feedback and a seamless typing experience. On the other hand, the Outemu Dustproof Purple offers tactile feedback, allowing for more pronounced keystrokes but lacks detail in auditory profiling. Choosing between these two will ultimately depend on individual preferences, whether the user values a smooth, deep sound or a tactile bump for more engagement while typing.

Conclusion

To conclude, when deciding between the HMX 1989 linear switch and the Outemu Dustproof Purple tactile switch, it’s essential to consider your typing and gaming preferences. If you favor a smooth and quiet keystroke that provides a softer touch, the HMX 1989 is likely the better choice for you. With its medium-light actuation force of 53 grams, it allows for rapid key presses without causing finger fatigue, making it ideal for long gaming sessions or extensive typing. The "thocky" sound and feel of the 1989 will also complement your setup if you enjoy a more immersive audio experience while you type. On the other hand, if you prefer a more tactile feedback that allows you to feel the actuation point with a firmer key press, the Outemu Dustproof Purple is worth considering. With a higher actuation force of 65 grams, it provides a more substantial push that many typists and gamers appreciate for its precise response. Although the Dustproof Purple lacks a distinctive identity in sound and feel, its robustness against dust adds an element of durability that might appeal to you. Ultimately, your decision should hinge on whether you prioritize smoothness and a light touch versus tactile feedback and a firmer response.

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