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TTC Iron vs. TTC Yunhai

An in-depth look at the TTC Iron and the TTC Yunhai switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, the TTC Iron and the TTC Yunhai both bring unique characteristics to the table, despite both being linear switches. The TTC Iron is celebrated for its distinct clacky sound signature, providing an auditory satisfaction with each keystroke that can enhance the overall typing experience. Its light actuation force paired with a smooth travel lets users enjoy lengthy typing sessions without fatigue, making it a favored choice for both enthusiasts and everyday typists. On the other hand, the TTC Yunhai offers a deeper, more rounded sound profile, complementing its incredibly light actuation force to create an effortlessly gentle typing experience. This makes the Yunhai ideal for those who favor a milder touch and crave an understated yet satisfying sound. While both switches cater to different preferences in auditory feedback and actuation feel, your choice ultimately boils down to your personal typing style. 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

41g

Actuation force

42g

Bottom-out force

50g

Bottom-out force

50g

Pre-travel

1.40 mm

Pre-travel

1.50 mm

Total travel

3.80 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Partial box

Stem construction

Standard

Stem material

POM

Stem material

POK

Top housing material

POM

Top housing material

Nylon

Bottom housing material

POM

Bottom housing material

Nylon

Mount type

Plate (3-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

23mm single-stage spring

Housing materials

The housing materials of the TTC Iron and the TTC Yunhai switches present a fascinating comparison between two widely used plastics: POM (Polyoxymethylene) and nylon. Both switches utilize materials known for creating a notable auditory experience during typing. The POM top housing of the Iron is engineered to produce a pleasing yet more muted sound profile, characterized by deeper tones. Similarly, the Yunhai's nylon top housing also delivers a deeper sound but achieves this through its softer nature, which absorbs more sound waves, resulting in a fuller auditory experience. The commonality between the two materials lies in their ability to produce deeper sound profiles; thus, users of both switches can expect similarly rich acoustics regardless of the differences in specific materials.

When considering the bottom housings, the TTC Iron utilizes POM which, much like its top counterpart, creates a unique and muted sound, enhancing the overall typing experience. In contrast, although the Yunhai's nylon bottom housing provides a deep sound profile as well, it accomplishes this through sound absorption characteristics inherent to softer plasters. The key difference here lies in the materials’ density and vibration-dampening capabilities. While both switches exhibit similarities in providing a pleasant typing sound, the Iron's POM may contribute to a sharper sound isolation, while the Yunhai’s nylon optimally absorbs sound for a more balmy experience. Consequently, users may prefer one over the other based on their personal auditory preferences.

In practical application, both switches will produce a satisfying typing experience due to the distinctive qualities of their materials—POM and nylon. It's important to understand how the interplay between the top and bottom housings affects overall sound and feel during keypresses. The bottom housing largely influences the bottom-out sound and tactile feel, where the muted nature of POM may yield a different sensation compared to the sound-absorbing qualities of nylon in the Yunhai. The top housing similarly shapes the release sound and feel, with POM offering that unique metallic resonance and nylon presenting a fuller, more rounded auditory output. By addressing these distinct characteristics, the users will achieve a nuanced understanding of how the construction of these switches plays a pivotal role in their overall typing experience.

Weight

When comparing the TTC Iron and TTC Yunhai linear switches, both exhibit relatively light actuation and bottom out forces, making them suitable for extended typing sessions and gaming. The Iron switch has an actuation force of 41 grams, while the Yunhai slightly increases that requirement with an actuation force of 42 grams. Both switches share a bottom out force of 50 grams, indicating that they require the same amount of force to reach the base of the switch. Consequently, users will experience a similar feel when bottoming out with either switch. Overall, while the Yunhai is marginally heavier in terms of actuation force, both switches are designed for users who prefer lighter resistances, providing an efficient typing experience without substantial fatigue over long periods.

Travel distance

When comparing the travel distances of the TTC Iron linear switch and the TTC Yunhai linear switch, we find distinct differences that cater to various user preferences. The TTC Iron has a travel distance of 3.8 mm, making it the longer option between the two, while the TTC Yunhai features a shorter travel distance of 3.6 mm. For users who favor a more responsive typing experience, the Yunhai's reduced distance may be more appealing, as it allows for quicker actuation, which is particularly advantageous for gamers. Conversely, those who appreciate a more substantial feel and depth in their keystrokes might prefer the Iron switch because it offers a slightly longer travel distance, resulting in a less abrupt experience. Thus, the choice between the two switches ultimately depends on individual preferences for responsiveness versus depth.

Price comparison

Which switch is more bang for your buck?

The TTC Iron has an MSRP of $5.40 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Iron for $4.30.

The TTC Yunhai has an MSRP of $7.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Yunhai for $5.99.

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 TTC Iron linear switch features a pronounced clacky sound signature, which brings a delightful audible feedback with each keystroke. This crisp and bright sound profile not only enhances the typing experience but also provides a percussive element that many users find satisfying. In contrast, while the specifics regarding the sound profile of the Yunhai linear switch are not provided, it is known for its deep and rounded sound. This gentler, deeper resonance may appeal to those who prefer a subtler auditory experience while typing. Both switches, however, tend to exhibit characteristics that cater to different auditory preferences, allowing users to select based on their personal taste.

When it comes to feel, the TTC Iron switch offers an easy-to-press experience with a light actuation force that ensures minimal resistance during key presses. This contributes to a smooth typing experience, making it comfortable for long sessions and reducing finger fatigue. The mild feedback of the Iron strikes a balance that feels approachable for both novice and seasoned typists. Conversely, details on the tactile characteristics of the Yunhai switch are not specified, but it is noted for an incredibly light actuation force, suggesting a similarly effortless feel that could easily match the comfort of the Iron in terms of ease of use.

In conclusion, both the TTC Iron and Yunhai linear switches cater to typists looking for a lightweight and smooth experience, though they differ in their sound profiles. The Iron offers a more pronounced clack that is ideal for those who enjoy auditory feedback, whereas the Yunhai leans towards a softer, deeper sound that may be more appealing to users who prefer a muted aural environment. Regardless of your choice, both switches provide an effortless typing experience that reduces strain and enhances enjoyment, making either option a solid pick for newcomers to mechanical keyboards.

Conclusion

To conclude, when deciding between the TTC Iron and the TTC Yunhai linear switches, it’s essential to consider your personal preferences and typing style. If you enjoy a more dynamic sound profile with a clacky auditory feedback and want to enhance your typing experience, the Iron switch is an excellent choice. Its pronounced sound signature combined with an easy-to-press, buttery smooth actuation makes it ideal for typists who appreciate not just functionality but also an engaging auditory aspect to their typing. On the other hand, if you prefer a gentler experience with minimal resistance, the Yunhai switch would suit you better. Its deeper sound and lighter feel allow for a seamless typing experience, perfect for those who want to type for extended periods without fatigue. Both switches share a similar bottom-out force of 50 grams, ensuring that your choice hinges more on the tactile and auditory preferences rather than force requirements. Ultimately, whether you lean towards the clackiness of the Iron or the soft depth of the Yunhai, both switches promise an enjoyable experience customized to your typing style.

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