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TTC Ice vs. HMX SU

An in-depth look at the TTC Ice and the HMX SU switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, both the TTC Ice and HMX SU linear switches present unique options that cater to different preferences and typing experiences. The TTC Ice is celebrated for its striking crystal-clear transparent design that not only enhances the aesthetic appeal of your keyboard but also provides a smooth, responsive feel with a satisfying bottom-out sound. This makes it an excellent choice for gamers and typists alike, offering a blend of performance and comfort for everyday use. In contrast, the HMX SU linear switch features a robust PA12 housing paired with a T5 stem, delivering a subtle yet relatively deep sound profile. This switch is particularly well-suited for users seeking a solid and reliable typing experience with an understated auditory feedback. Both switches have their distinct advantages: the Ice stands out for its visual flair and tactile satisfaction, while the SU emphasizes a sturdy construction and deeper 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

Ice
SU

$7.50

$5.99 per 10

$3.50

$3.29 per 10

Learn moreLearn more

Technical specifications

Actuation force

45g

Actuation force

45g

Bottom-out force

60g

Bottom-out force

50g

Pre-travel

1.60 mm

Pre-travel

1.80 mm

Total travel

3.60 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Box

Stem construction

Standard

Stem material

POM

Stem material

T5

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

24mm single-stage spring

Spring

22mm single-stage spring

Housing materials

When comparing the housing materials of the TTC Ice and the HMX SU switches, a clear distinction can be drawn between the two. The TTC Ice features a polycarbonate top and bottom housing, which is known for its stiff structure that yields a sharper, higher-pitched, and crisper sound profile. This construction quality not only enhances the acoustics of the switch, providing a more resonant clarity, but also enables the housing to be translucent, making it ideal for RGB lighting applications. In contrast, the HMX SU employs nylon for both the top and bottom housings, which results in a deeper and fuller sound profile. The softer nature of nylon absorbs sound more effectively, leading to a duller and rounder auditory experience compared to polycarbonate.

Although the Ice and SU switches employ different materials, their distinctive housing combinations contribute uniquely to the overall typing experience. The Ice’s polycarbonate, known for its rigidity, positively influences the sound produced when the key is released, enhancing the auditory feedback that typists often seek. On the other hand, while the HMX SU’s nylon bottom housing produces a substantial impact on the key bottom-out sound and feel, it also maintains a textured typing experience that many users enjoy. This contrast makes the Ice more suitable for users who favor a pronounced, clear sound when typing, while the SU is tailored for those who prefer a muted, more rounded auditory feedback.

In scenarios where switches incorporate different materials for their top and bottom housings, the results can still be harmoniously balanced. For example, even though the TTC Ice and HMX SU utilize different materials, the sound profiles can complement one another. The crispness of the Ice's polycarbonate can provide clarity during the release phase, while the HMX SU's nylon contributes to a smooth and full sound during the actuation. Thus, even when the housing materials differ, it is entirely possible to achieve a satisfying typing experience by effectively balancing the tonal qualities of both polycarbonate and nylon, leveraging their unique properties to deliver a well-rounded switch performance.

Weight

When comparing the TTC Ice linear switch and the HMX SU linear switch, both have the same actuation force of 45 grams, meaning users will experience the same resistance when triggering a keystroke on either switch. However, they differ significantly in bottom out force; the Ice switch requires 60 grams to bottom out, while the SU switch only requires 50 grams. This means that the HMX SU offers a lighter overall feel during prolonged typing or gaming sessions, making it a better choice for those who prefer a lighter touch and might type for extended periods. In contrast, the TTC Ice switch, with its heavier bottom out force, may appeal more to users who favor a more substantial feedback when pressing keys, providing a firmer typing experience. Ultimately, the Ice is the heavier option overall due to its greater bottom out force, while the HMX SU is the lighter choice, making it more suitable for users who prioritize ease of use over tactile feedback.

Travel distance

The TTC Ice linear switch and the HMX SU linear switch both feature a travel distance of 3.6 mm, indicating that they provide the same key press distance from the top to the bottom. This means that when pressed, users can expect a consistent feel and responsiveness from both switches, delivering a similar typing experience. Since their travel distances are equal, users looking for a linear switch can achieve comparable results in feel and feedback, regardless of which switch they choose. Ultimately, the uniformity in travel distance between the Ice and SU switches could make the decision easier for typists and gamers alike, as they can enjoy the same depth of engagement with either option.

Price comparison

Which switch is more bang for your buck?

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

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

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 TTC Ice linear switch is noted for its satisfying bottom-out sound, enhancing the overall typing experience. This switch boasts a crystal-clear transparent design that not only contributes visually but also influences acoustics positively. In contrast, the HMX SU linear switch is characterized by a subtle, relatively deep sound profile, providing a more understated auditory experience. It’s essential to keep in mind that the sound produced by both switches can be influenced by various factors, including the choice of keyboard plate and keycaps, which can alter how these switches resonate during use.

Regarding feel, the Ice switch is recognized for its smooth and responsive characteristics, making each keystroke fluid and enjoyable whether in gaming or everyday typing. This smoothness is complemented by the aesthetic appeal of the switch design. On the other hand, the HMX SU linear switch, featuring a T5 stem, also provides a pleasant tactile experience. Though precise details on the smoothness or resistance levels are not mentioned, the general perception hints at a well-crafted experience that aligns with the expectations of a quality linear switch.

In summary, both the TTC Ice and HMX SU linear switches cater to different preferences. The Ice emphasizes a more vibrant bottom-out sound and a smoother typing feel, while the SU offers a deep, subtle sound combined with a high-quality tactile response. Depending on your choices in keycaps and keyboard construction, you could experience satisfying results from either switch, making both viable options for users in search of a linear switch experience.

Conclusion

To conclude, choosing between the TTC Ice linear switch and the HMX SU linear switch ultimately depends on your preferences for actuation force, sound profile, and tactile experience. If you favor a more responsive typing experience and enjoy the sensation of a medium bottom-out force, the TTC Ice switch may be the better choice for you. Its crystal-clear design not only offers an aesthetically pleasing look but also delivers a satisfying bottom-out sound that can enhance both gaming and typing activities. On the other hand, if you prefer a lighter actuation force that allows for quicker key presses and a relatively deep sound profile, the HMX SU switch could be more suitable. This switch, with its full PA12 housing and T5 stem, provides a subtle auditory experience while ensuring a smooth feel under your fingers. In essence, if you prioritize a robust feel and pronounced sound for a varied user experience, go for the Ice; if you lean towards ease of actuation and a refined sound, the SU is your best bet. Evaluate your typing style and what aspects matter most to you, and you’ll find the perfect switch to suit your needs.

Mentioned in this article

Ice

TTC Ice Linear

$7.50

$5.99 per 10

Learn more
SU

HMX SU Linear

$3.50

$3.29 per 10

Learn more