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KTT Darling vs. HMX Xinhai (Heavy)

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

Overview

When considering mechanical keyboard switches, the KTT Darling and the HMX Xinhai (Heavy) represent two compelling options for enthusiasts who appreciate linear switches. The KTT Darling is celebrated for its chewy, substantial feel that allows typists to indulge in the sensory pleasure of each keystroke, enhanced by a pronounced bounciness that adds a vibrant responsiveness. Acoustically, it's a standout, producing a resonant, high-pitched sound that provides a delightful auditory experience, making it a favorite among users who enjoy a clacky and engaging typing experience. On the other hand, the HMX Xinhai (Heavy) caters to those seeking a heavier switch with a more refined acoustic profile. Its unique PA12 top housing delivers softer sounds, while the POM stem ensures a crisp resonance that blends subtle sophistication with precise performance. Both switches are appealing for their distinct attributes, offering a satisfying typing feel and sound; 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

62.5g

Pre-travel

2.00 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

Nylon

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel

Spring

22mm single-stage spring

Housing materials

The housing materials of the KTT Darling and the HMX Xinhai (Heavy) switches present an interesting contrast that significantly impacts their overall sound profiles and tactile experiences. The KTT Darling employs a polycarbonate top housing, which is known for its stiffness and ability to produce a sharper, higher-pitched sound profile. This characteristic makes polycarbonate an excellent choice for those who seek clarity and a more resonant sound, particularly when combined with RGB lighting due to its translucency. In contrast, the Xinhai (Heavy) utilizes a nylon top housing, which is softer and absorbs sound, resulting in a deeper and fuller sound profile. The difference in material between the two switches manifests in the auditory experience; where the Darling's polycarbonate top offers a crisper return sound, the Xinhai's nylon top configuration delivers a rounder and more muted acoustic response.

When considering the bottom housings, there is a notable similarity between the KTT Darling and the HMX Xinhai (Heavy) as both utilize nylon material. This commonality leads to a consistent sound profile characterized by a deeper and fuller tone when typing. Nylon's inherent qualities allow it to absorb more sound, thereby generating a softer bottom-out feel that adds to the overall tactile experience. As a result, regardless of the top housing material, both switches share a common foundation in their bottom housings that enhances the overall auditory experience during typing. Thus, the configuration of the bottom housing significantly influences the sound felt when pressing the switches.

In summary, the KTT Darling and HMX Xinhai (Heavy) deliver distinct auditory characteristics owing to their differing top housings—polycarbonate versus nylon—while they share a common nylon bottom housing that adds a rich, full-bodied sound. The contrasting effects of the top housing materials inevitably split the auditory experience between the two switches; the Darling accentuates the sound during key release, while the Xinhai focuses on softening the sound profile through its dampening ability. However, with both switches adopting nylon for their lower halves, users can expect a similarly enriched and comforting typing experience, illustrating how the interplay of housing materials can significantly shape the overall feeling and sound of mechanical switches.

Weight

The KTT Darling linear switch and the HMX Xinhai (Heavy) linear switch differ notably in their actuation and bottom out forces. The Darling features a lighter actuation force of 45 grams and a bottom out force of 53 grams, falling into the medium-light category, making it a suitable choice for users who prefer a gentler typing experience. In contrast, the Xinhai (Heavy) switch has a firmer actuation force of 55 grams and a bottom out force of 62.5 grams, categorizing it as medium, which may appeal to those who enjoy a more substantial feel while typing. Consequently, the Darling is the lighter option, while the Xinhai provides a heavier, more forceful response. This difference in weight can significantly impact user experience; those who type for extended periods may benefit from the lighter Darling, while users seeking a pronounced tactile engagement may favor the Xinhai. Overall, the switches cater to different preferences in typing dynamics.

Travel distance

When comparing the KTT Darling linear switch and the HMX Xinhai (Heavy) linear switch, we see a subtle difference in travel distance that may influence user preference. The KTT Darling has a travel distance of 3.5 mm, while the HMX Xinhai (Heavy) features a slightly shorter travel distance of 3.4 mm. This difference means that if you're looking for a more responsive feel during key presses, the Xinhai (Heavy) may be the better choice, as shorter travel distances are favored for quicker actuation, especially by gamers. However, for those who enjoy a deeper keystroke and a more traditional typing experience, the Darling’s 3.5 mm travel distance might be more appealing. Ultimately, the KTT Darling offers the longer travel distance, while the HMX Xinhai (Heavy) provides a slightly shorter option, allowing users to choose based on their desired typing sensation.

Price comparison

Which switch is more bang for your buck?

The KTT Darling has an MSRP of $4.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Darling for $3.90.

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

When it comes to sound, the KTT Darling linear switch stands out with its notably clacky and high-pitched audio profile. Typing on the Darling results in a sharp, bright, and percussive tone, providing a resonant auditory experience that many users find engaging. Each keystroke produces a clean and crisp sound, contributing to an immersive typing atmosphere. In contrast, the sound characteristics of the HMX Xinhai (Heavy) switch are less defined, though it is crafted with a PA12 top housing aimed at delivering a softer acoustic profile paired with a POM stem that suggests a distinct and crisp resonance. However, no specific descriptors are provided for the Xinhai's sound qualities.

In terms of feel, the KTT Darling offers a uniquely satisfying typing experience that combines a chewy, substantial sensation with a pronounced bounciness. The elastic feedback creates an enjoyable rebound when pressing the keys, making each actuation lively and responsive. On the other hand, the HMX Xinhai (Heavy) doesn't provide specific details regarding its tactile feedback or overall feel. This lack of descriptor means one cannot definitively compare the tactile experience of the two switches.

In summary, the KTT Darling linear switch appears to excel in both sound and feel, delivering a bright, resonant auditory experience along with a bouncy, satisfying feedback upon keypresses. Meanwhile, while the HMX Xinhai (Heavy) boasts an intriguing design aimed at delivering a sophisticated performance, its sound and feel characteristics remain largely unknown. If you're seeking a certain auditory or tactile quality, the Darling will offer a more defined experience, whereas the Xinhai will require further exploration to evaluate its potential.

Conclusion

To conclude, your choice between the KTT Darling linear switch and the HMX Xinhai (Heavy) linear switch ultimately depends on your personal preferences and typing needs. If you enjoy a lighter keystroke with a bouncy, chewy feel that provides substantial feedback, the Darling is an ideal option. Its medium-light force of 53 grams combined with its resonant, high-pitched sound will keep your typing experience lively and engaging, making it perfect for those who appreciate a more tactile and auditory journey while typing or gaming. On the other hand, if you prefer a heavier switch that offers a more refined and precise performance, the Xinhai (Heavy) with its 62.5 grams bottom-out force is your go-to choice. This switch will provide a solid and stable feel with subtle acoustics due to its unique PA12 top housing, ideal for those who seek a sophisticated typing experience with less noise. Ultimately, the decision comes down to whether you value the bouncy nature and lively sound of the Darling or the solid, crisp responsiveness of the Xinhai (Heavy).

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