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KTT F2 vs. HMX Xinhai (Heavy)

An in-depth look at the KTT F2 and the HMX Xinhai (Heavy) switches—which one is the best fit for you?

Overview

When it comes to choosing a mechanical keyboard switch, the KTT F2 and the HMX Xinhai (Heavy) linear switches both offer unique attributes that cater to different user preferences. The KTT F2 is celebrated for its distinct hollow sound signature, providing an auditory experience that stands apart from other switches. Its medium-light weight delivers a comfortable typing experience, ensuring keystrokes feel neither too forceful nor too fleeting. Additionally, the lightly textured feel of the F2 adds a subtle tactile quality, enhancing the act of typing. In contrast, the HMX Xinhai (Heavy) switch is designed for those who prefer a more robust feel. Its unique PA12 top housing provides a softer acoustic profile while the POM stem generates a crisp, higher-pitched resonance, combining sophistication with precision. Each switch has its merits: the F2 focuses on creating a nuanced, pleasant typing experience, while the Xinhai (Heavy) emphasizes a heavier and more resonant feedback. However, let's dive in a bit deeper beyond generalities so you can best decide on the perfect switch for you.

By the numbers

Technical specifications

Actuation force

43g

Actuation force

55g

Bottom-out force

53g

Bottom-out force

62.5g

Pre-travel

1.90 mm

Pre-travel

2.00 mm

Total travel

3.50 mm

Total travel

3.40 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

POM

Stem material

POM

Top housing material

Polycarbonate

Top housing material

Nylon

Bottom housing material

Polycarbonate

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel

Spring

22mm single-stage spring

Housing materials

When comparing the housing materials of the KTT F2 and the HMX Xinhai (Heavy), notable distinctions arise in both the composition and sound profile they offer. The KTT F2 utilizes a polycarbonate top and bottom housing, which is characterized by its stiffness and translucency. This choice of material contributes to a sharper, higher-pitched, and crisper sound profile that appeals to enthusiasts looking for clarity and resonance. Furthermore, the clear nature of polycarbonate makes it an excellent choice for RGB lighting, as it allows for vibrant illumination effects. The F2's design underlines how polycarbonate can enhance not only the acoustics but also the visual aesthetics of the switch.

In contrast, the HMX Xinhai (Heavy) employs nylon for both its top and bottom housings, a classic material that differs significantly from polycarbonate. Nylon is known for its softer qualities, resulting in a deeper and fuller sound profile that absorbs more vibrations, creating a duller and rounder auditory experience. The nylon material's ability to dampen sound offers a unique tactile feedback, differing from the sharper response of polycarbonate. As such, users may find that the Xinhai (Heavy) caters to those who prefer a more subdued auditory feedback when typing, aligning with a different set of functional aesthetics compared to the F2.

While the KTT F2 and HMX Xinhai (Heavy) switch housings employ different materials, the overall sound experience of these switches can still be comparable, albeit in distinct ways. The F2, with its dual polycarbonate design, focuses on clarity and brightness, which is particularly noticeable during key release. Conversely, the HMX Xinhai (Heavy), with its nylon composition, excels in producing a softer, rounded key press experience. Despite the differences, the way each housing material shapes both the bottom-out sound and feel will appeal to various preferences. Ultimately, whether a user opts for the sharper tone of the KTT F2 or the warmer notes of the HMX Xinhai (Heavy), the distinctive qualities of each material will provide a tailored typing experience that aligns with their specific auditory and tactile preferences.

Weight

When comparing the KTT F2 linear switch and the HMX Xinhai (Heavy) linear switch, there are notable differences in both actuation force and bottom out force. The F2 operates with a lower actuation force of 43 grams, making it a lighter option that can facilitate longer typing sessions with less strain. In contrast, the Xinhai (Heavy) requires a higher actuation force of 55 grams, providing a more substantial typing experience. Similarly, the F2’s bottom out force is 53 grams, while the Xinhai (Heavy) has a bottom out force of 62.5 grams, further emphasizing its heavier build. Consequently, users who prefer a lighter switch for prolonged use may gravitate toward the KTT F2, whereas those who desire a firmer feel and more resistance in their keystrokes would likely favor the HMX Xinhai (Heavy). In summary, the F2 is the lighter option with medium-light forces, whereas the Xinhai is heavier with medium actuation and bottom out forces.

Travel distance

The KTT F2 linear switch and the HMX Xinhai (Heavy) linear switch present a slight difference in travel distance, with the F2 measuring 3.5 mm and the Xinhai (Heavy) at 3.4 mm. This difference makes the Xinhai (Heavy) the shorter option, while the F2 offers a slightly longer travel distance. For users who favor a more responsive keypress, the Xinhai (Heavy) may be preferable due to its shorter profile, which can facilitate quicker actuation. Conversely, the KTT F2 might be better suited for individuals who appreciate a more substantial depth in their keystrokes, providing a somewhat more tactile experience. Ultimately, while the difference is minimal, it allows for varying preferences depending on an individual’s typing or gaming style.

Price comparison

Which switch is more bang for your buck?

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.

The KTT F2 comes in at $3.90 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 KTT F2 linear switch presents a distinctive auditory profile characterized by a hollow, neutral sound signature. This switch has a subdued quality, producing a dampened sound when pressed, making it suitable for both casual and professional settings. The acoustics are gentle enough not to disturb those in shared environments, ensuring a balance between performance and civility. The sound produced by the Xinhai (Heavy) linear switch is noted to have a softer acoustics profile thanks to its unique PA12 top housing, complemented by a crisp, higher-pitched resonance from its POM stem. While the exact descriptors for the Xinhai's sound are not provided, it stands to reason that it will also cater to a quieter typing experience, although the differences in materials may create a different tonal quality compared to the F2.

When considering the feel of these switches, the KTT F2 linear switch offers a wonderfully light and comfortable typing experience with its feathery actuation that significantly reduces finger fatigue. The mild and subtle resistance enhances an approachable user experience. This makes the F2 a great choice for extended typing sessions, whether for gaming or work. Meanwhile, the Xinhai (Heavy) switch is heavier, which may affect its responsiveness and user comfort; however, specific descriptions of its tactile feel are not available. While one can assume that the Xinhai may provide a firmer typing experience, the lack of detailed feedback means any potential nuances are left unknown.

In conclusion, both the KTT F2 and HMX Xinhai (Heavy) linear switches bring unique qualities to the table, particularly in sound and feel. The F2 excels in creating a subdued, hollow soundscape that pairs with a light, comfortable actuation, while the Xinhai promises higher-pitched, sophisticated acoustics with a heavier profile. While the subjective experiences may vary and specifics regarding the Xinhai's feel remain undefined, users can expect varied sensations and sound environments catering to individual preferences from either switch. Choosing between them ultimately hinges on whether a lighter, subtler typing experience is desired, or if a heavier, more precise performance is preferred.

Conclusion

To conclude, your choice between the KTT F2 linear switch and the HMX Xinhai (Heavy) linear switch ultimately hinges on your personal preferences and intended use. If you prioritize a medium-light keystroke that minimizes finger fatigue during extended typing sessions, the KTT F2 might be your best bet. Its distinct hollow sound signature and subtly textured feel make it an inviting option for both casual and professional settings, particularly if you work or game in shared environments where a quieter switch is beneficial. On the other hand, if you prefer a more substantial typing experience with increased resistance that offers a palpable feedback without sacrificing acoustics, the Xinhai (Heavy) is an excellent choice. This switch’s crisper sound profile, combined with its higher actuation force, ensures a precise and deliberate keystroke, enhancing your typing experience whether you’re engaged in serious work or immersive gaming. Ultimately, both switches cater to different preferences, so consider your typing style, acoustic environment, and the level of force you find most comfortable when making your final decision.

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