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HMX EVA vs. HMX Xinhai (Heavy)

An in-depth look at the HMX EVA and the HMX Xinhai (Heavy) switches—which one is the best fit for you?

Overview

When choosing mechanical keyboard switches, the nuances between options can significantly influence your typing experience. The HMX EVA, infused with the vibrant colors of Evangelion Unit-01, is celebrated for its resonant sound signature and silky smooth typing feel, making it an excellent choice for those seeking a visually engaging and enjoyable typing experience. In contrast, the HMX Xinhai (Heavy) offers a denser tactile experience, crafted with a unique PA12 top housing that delivers softer acoustics and a POM stem for crisp, higher-pitched resonance. This switch blends subtle sophistication with precise performance, catering to users who appreciate a robust yet refined touch. Each switch has its unique appeal: the EVA captivates with its aesthetic flair and smoothness, while the Xinhai (Heavy) impresses with its tactile feedback and acoustic profile. However, let’s dive in a bit deeper beyond generalities so you can best decide on the switch that aligns with your typing preferences and style.

By the numbers

Technical specifications

Actuation force

42g

Actuation force

55g

Bottom-out force

48g

Bottom-out force

62.5g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.60 mm

Total travel

3.40 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

T2

Stem material

POM

Top housing material

Nylon

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

The HMX EVA and HMX Xinhai (Heavy) switches both utilize nylon for their top and bottom housings, which means they share a fundamental characteristic in terms of sound profile and tactile response. Nylon, known for its softer texture, absorbs sound more effectively compared to harder plastics, resulting in a deeper, fuller audio experience when typing. This commonality suggests that users can expect similar acoustic performance between the two switch models, with both delivering a rounded and muffled sound that is often desired in mechanical keyboards. Therefore, anyone considering these switches can anticipate a comparable typing sound and overall pleasurable sound experience whether they opt for the EVA or the Xinhai.

Despite the identical nylon composition in both switch types, the impact of the top and bottom housings might differ based on any variances in design or dimensions, if applicable. Such differences might influence how each housing interacts with the key press. For instance, if the housing design alters any ergonomic factors, it could affect how key presses feel and sound; the bottom housing typically influences the bottom-out sound and feel, while the top housing may affect the sound during key release. However, in terms of material properties, the use of nylon in both the HMX EVA and HMX Xinhai (Heavy) ensures they will still produce a harmonious auditory experience, preserving the dampening qualities inherent to nylon.

In summary, the primary similarities between the HMX EVA and HMX Xinhai (Heavy) arise from their shared use of nylon, which offers a classic, sound-absorbing quality that promotes a muted and richer typing noise. The choice between the two may ultimately come down to differences in design and user preferences rather than material differences. As a result, both switches are likely to cater to users who appreciate deeper sound profiles and softer tactile feedback, fostering a similar experience irrespective of the specific model chosen.

Weight

When comparing the HMX EVA linear switch and the HMX Xinhai (Heavy) linear switch, significant differences in both actuation and bottom out forces emerge. The EVA features a light actuation force of 42 grams and a bottom out force of 48 grams, making it an excellent choice for those who prefer a lighter typing experience. This can be particularly beneficial during long typing sessions or for users who frequently carry their keyboards to work. In contrast, the Xinhai (Heavy) has a higher actuation force of 55 grams and a bottom out force of 62.5 grams, appealing to those who appreciate a more substantial and pronounced push feel. While the EVA offers a gentler experience ideal for extended use, the Xinhai caters to users who favor a firmer touch. Therefore, if one were to choose between these two, the HMX EVA would be better suited for those prioritizing lightness, while the HMX Xinhai (Heavy) would be preferable for individuals seeking a heavier switch experience.

Travel distance

When comparing the travel distances of the HMX EVA linear switch and the HMX Xinhai (Heavy) linear switch, the EVA features a travel distance of 3.6 mm, whereas the Xinhai (Heavy) comes in slightly shorter at 3.4 mm. This difference indicates that the EVA switch provides a more substantial keystroke experience, appealing to users who appreciate a deeper feel while typing or gaming. On the other hand, the Xinhai (Heavy) offers a more responsive feel due to its shorter travel distance, making it a potentially better choice for gamers seeking quick and efficient actuation. Consequently, if you prefer a more pronounced depth in your keystrokes, the EVA is your go-to option with its longer travel distance. Conversely, those favoring the nimble response associated with shorter distances might find the Xinhai (Heavy) more suitable for their needs.

Price comparison

Which switch is more bang for your buck?

The HMX EVA has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the EVA for $2.99.

The HMX Xinhai (Heavy) has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Xinhai (Heavy) for $2.99.

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

The HMX EVA linear switch produces a resonant sound signature that draws on the iconic themes of its namesake, evoking a unique auditory experience often associated with vibrant clarity. It enhances typing or gaming with a distinctly smooth, almost melodic quality, which makes it enjoyable for extended use. On the other hand, the HMX Xinhai (Heavy) is characterized by a softer acoustics profile, courtesy of its PA12 top housing, delivering a crisp, higher-pitched resonance through its POM stem. This results in a sound that strikes a balance between subtlety and clarity, offering a refined listening experience that is somewhat sophisticated yet understated.

When it comes to feel, the HMX EVA is celebrated for its silky smooth typing experience, providing an effortless and satisfying response under the fingers. This quality makes it particularly appealing for typists and gamers who appreciate a fluid keypress without any tactile feedback interruptions. The HMX Xinhai (Heavy), on the other hand, is designed to convey a heavier feel while maintaining that sought-after smoothness. The combination of its heavier actuation force and unique stem material contributes to a perceivably more substantial typing experience, giving users a sense of control and depth with each keystroke.

In conclusion, while both switches present unique characteristics, they cater to different preferences when it comes to sound and feel. The HMX EVA offers a resonant and immersive auditory experience paired with an exceptionally smooth typing feel, making it suitable for those who enjoy a vivid, fluid response. In contrast, the HMX Xinhai (Heavy) delivers a refined sonic quality with a more substantial typing experience, appealing to users who prefer a heavier, yet crisp, touch. Ultimately, choosing between the two will depend on personal preference for auditory and tactile sensations, though both promise a satisfying experience under the right conditions.

Conclusion

In closing, the choice between the HMX EVA linear switch and the HMX Xinhai (Heavy) linear switch ultimately depends on your typing preferences and intended use. If you prefer a lighter touch and a smoother typing experience, the EVA, with its 48-gram bottom-out force, is an excellent choice. This switch is ideal for prolonged typing sessions or gaming, where quick and effortless key presses are essential. Additionally, the EVA’s resonant sound signature and silky smooth feel cater to those who appreciate both aesthetics and auditory feedback, particularly fans of the Evangelion series. On the other hand, if you find comfort in a more substantial feel and a higher resistance, the Xinhai (Heavy) with its 62.5-gram actuation is better suited for you. The heavier switch provides a tactile and more pronounced feedback, which can enhance your typing precision and control, especially useful for programming, writing, or any tasks where accuracy is paramount. Its advanced acoustic design also appeals to those who seek a crisp sound profile without overwhelming noise. In summary, choose the EVA for a lighter, smoother, and more vibrant experience, while opting for the Xinhai (Heavy) when you want a denser, more deliberate tactile response.

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