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HMX FJ400 vs. Durock T1

An in-depth look at the HMX FJ400 and the Durock T1 switches—which one is the best fit for you?

Overview

When it comes to choosing the perfect mechanical keyboard switch, the HMX FJ400 linear switch and the Durock T1 tactile switch offer distinct experiences tailored to different typing preferences. The FJ400 stands out for its balanced sound profile, making it an excellent choice for those who seek a smooth and quieter typing experience, free from the distractions of a tactile bump. Its linear design is ideal for gamers who benefit from rapid key presses and consistent actuation force, providing a seamless flow during intense gaming sessions. On the other hand, the Durock T1 excels in comfort, delivering a delightful tactile bump that enhances the typing experience, reminiscent of the soothing sound of rain on a window. This switch's stepped and low-pitched characteristics offer gratifying feedback on each keystroke, making it a top pick for typists who appreciate a more conventional feel while typing. 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

50g

Actuation force

N/A

Bottom-out force

58g

Bottom-out force

67g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.80 mm

Total travel

4.00 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

T2

Stem material

POM

Top housing material

POM

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

Gold-plated

Housing materials

When comparing the housing materials of the HMX FJ400 and the Durock T1, notable differences can be observed in the top housing while their bottom housings are identical. The FJ400 features a polyoxymethylene (POM) top housing that is renowned for its unique sound profile, characterized by being deeper and relatively muted. This contrasts sharply with the Durock T1's polycarbonate top housing, which delivers a sharper, higher-pitched, and crisper sound. The stiffness of polycarbonate contributes to its resonance, making it an excellent choice for those looking to achieve a pronounced auditory feedback. Thus, when users experience these switches, the sound profile distinctly diverges due to the contrasting materials used in their top housings.

On the other hand, both the HMX FJ400 and Durock T1 use nylon for their bottom housings, which provides a deeper and fuller sound profile. Given nylon's softer composition, it naturally absorbs more sound, leading to a rounder auditory experience when the switch is pressed down. This shared characteristic of the bottom housing means that regardless of the differences in top housing materials, both switches will maintain a similar sound quality when bottoming out. As a result, users can expect a satisfying depth in sound during key presses, highlighting nylon's effectiveness in isolating and softening sound waves.

The combination of these housing materials yields a unique interplay of auditory characteristics, with each switch offering its distinct flavor of sound. The sound from the HMX FJ400 will be more muted and rounded due to the POM top, whereas the Durock T1 will present a brighter sound profile fueled by its polycarbonate top. However, both switches will deliver that rich depth during key presses because of their shared nylon bottom housings. Therefore, while a user could easily prefer one switch over the other based on the auditory properties of the top housing, they will still experience a similar foundational sound quality when typing due to the nylon component, which ties their experiences together despite the differences.

Weight

The HMX FJ400 linear switch and the Durock T1 tactile switch offer distinct experiences in terms of actuation and bottom out forces. The FJ400 features an actuation force of 50 grams and a bottom out force of 58 grams, classifying it as a medium force option. In contrast, the T1 lacks a specified actuation force but has a bottom out force of 67 grams, indicating a medium-heavy feel. This comparison reveals that the FJ400 is lighter overall, making it more suitable for users who prefer a gentler typing experience for prolonged use, such as during lengthy work sessions or extended gaming. In contrast, the T1's higher bottom out force provides a heftier tactile feedback, appealing to those who favor a more substantial typing experience. Thus, while both switches offer a unique feel, the FJ400 is designed for lighter performance, whereas the T1 leans towards a heavier touch.

Travel distance

When comparing the travel distances of the HMX FJ400 linear switch and the Durock T1 tactile switch, we find that the FJ400 has a travel distance of 3.8 mm, while the T1 measures 4 mm. This makes the FJ400 the shorter option, offering a more responsive feel, which can be particularly advantageous for gamers looking for quick key presses. On the other hand, the T1, with its longer travel distance, provides a more substantial depth, which some users may prefer for a more tactile and satisfying typing experience. Ultimately, the choice between these two switches will depend on whether one values a quick response or a more pronounced key press.

Price comparison

Which switch is more bang for your buck?

The HMX FJ400 has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the FJ400 for $3.29.

The Durock T1 has an MSRP of $5.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the T1 for $4.90.

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 FJ400 linear switch is recognized for its balanced sound profile, which likely positions it as a versatile option suitable for various environments, be it gaming or typing. On the other hand, the Durock T1 tactile switch has a sound characterized as low-pitched and neutral. This means that while typing on the T1, you can expect a more mellow tone, reminiscent of rain against a window, making it pleasant and less intrusive in office settings or shared spaces. The neutral sound profile further supports its adaptability for different user preferences, whether you're a beginner or more experienced.

When it comes to feel, the FJ400 is regarded as a middle ground switch, suggesting a smooth and balanced actuation that won't overwhelm typists with an overly stiff resistance or excessively light touch. In contrast, the Durock T1 offers a delightful typing experience defined by its stepped and accented tactile feedback. With a medium bump that can be felt during the keystroke, the T1 provides a subtlety in its feedback that makes it engaging without being tiring. Additionally, its polished finish contributes to a refined and smooth feel, enhancing the overall typing experience with reduced friction.

In summary, the HMX FJ400 linear switch delivers a balanced sound and a smooth feel, making it versatile for different use cases. The Durock T1 tactile switch, with its low-pitched sound and distinct tactile feedback, provides a more comforting typing experience that many find enjoyable. While both switches cater to different preferences, those looking for a smoother experience may lean towards the FJ400, whereas users seeking more tactile engagement might prefer the T1. Ultimately, both switches can provide satisfying results depending on individual typing style and personal preference.

Conclusion

In summary, your choice between the HMX FJ400 linear switch and the Durock T1 tactile switch largely depends on your typing preferences and the contexts in which you intend to use them. If you favor a smooth and straightforward typing experience without the distraction of tactile interruptions, the FJ400, with its medium bottom-out force of 58 grams and balanced sound profile, would be an excellent choice, especially for gaming or tasks that require rapid key presses. On the other hand, if you enjoy the nuanced feedback of a tactile switch that provides a comfortable typing experience with a medium-heavy bottom-out force of 67 grams, then the Durock T1 would serve you well; its stepped and accented feel offers just the right amount of tactility without being overwhelming, making it an engaging option for prolonged typing sessions. Furthermore, the T1's low-pitched sound evokes a calming atmosphere, perfect for a workspace. Ultimately, aligning your choice with your typing style—whether you prefer the effortless glide of a linear switch or the satisfying feedback of a tactile switch—will enhance your overall keyboard experience.

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