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KTT F2 vs. HMX Jelly

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

Overview

When it comes to choosing mechanical keyboard switches, the KTT F2 and HMX Jelly each present unique characteristics that cater to different preferences and typing styles. The KTT F2 switches stand out with their distinct hollow sound signature, delivering a subtle auditory experience that appeals to those who appreciate a more nuanced typing environment. With a medium-light actuation weight, they offer a comfortable balance—neither too forceful nor too fleeting—coupled with a lightly textured feel that enhances tactile feedback, making every keystroke rewarding. On the other hand, the HMX Jelly switches boast a low-pitched, deep, thocky sound that gives a more substantial auditory feedback, ideal for users who prefer a robust acoustic profile. Their smoothness is amplified by excellent factory lubrication, and their lightweight design, with a 42g actuation force, promotes effortless typing. Both switches can significantly enhance your typing experience, whether through the subtlety of the F2 or the satisfying depth of the Jelly. 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

43g

Actuation force

42g

Bottom-out force

53g

Bottom-out force

48g

Pre-travel

1.90 mm

Pre-travel

2.00 mm

Total travel

3.50 mm

Total travel

3.80 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

POM

Stem material

T2

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 extended single-stage spring

Housing materials

When comparing the housing materials of the KTT F2 and the HMX Jelly, the differences in sound profiles are strikingly marked by their respective materials. The F2 employs polycarbonate for both the top and bottom housings, a choice that results in a sharper, higher-pitched, and crisper sound. The relative stiffness of polycarbonate not only contributes to clarity in the auditory experience but also enhances resonance. This strong correlation between the material's properties and sound signature suggests that, when using the F2 switch, users can expect a pronounced auditory feedback that is particularly suited for those seeking a sharper typing experience, especially in RGB setups where the translucency of polycarbonate plays a crucial role in illuminating the switch.

In contrast, the HMX Jelly features nylon for both its top and bottom housings, which significantly influences the sound profile in a different direction. Nylon, being a softer plastic, yields a deeper and fuller sound profile, attenuating the higher frequencies and resulting in a duller and rounder auditory experience. This sound quality is characterized by the material’s ability to absorb and diffuse sound waves more effectively than polycarbonate. As a result, users of the Jelly switch can anticipate a typing sensation that is more mellow and subdued, catering to those who prefer a more relaxed auditory feedback during usage.

Despite the contrasting characteristics of polycarbonate and nylon, both switches can provide enjoyable experiences depending on personal preferences. The KTT F2’s distinctive sharpness might appeal to users who prize clarity and resonance, while the HMX Jelly’s softer sound may be favored by those who appreciate warmth and depth in auditory feedback. For users interested in achieving similar sound results from both switches, understanding the interplay of the top and bottom materials can guide their choice; for instance, pairing a nylon bottom with a polycarbonate top, or vice versa, could create a hybrid experience that captures the best qualities of both materials, tailoring the user's experience to a unique sound profile.

Weight

When comparing the KTT F2 linear switch and the HMX Jelly linear switch, there are notable differences in both actuation and bottom out forces that cater to varying typing preferences. The KTT F2 requires an actuation force of 43 grams and has a bottom out force of 53 grams, classifying it as medium-light. In contrast, the HMX Jelly features a slightly lighter actuation force of 42 grams and a bottom out force of 48 grams, deeming it a light switch overall. This means the F2 offers a more substantial push feel, appealing to users who prefer a heavier typing experience, while the Jelly is better suited for those looking for a lighter touch, ideal for extended typing sessions or gaming. Ultimately, if you're seeking a keyboard with a bit more resistance for a satisfying bottoming out experience, the KTT F2 would be the preferable option, while the HMX Jelly will be a better fit for users favoring a less strenuous keystroke.

Travel distance

When comparing the travel distances of the KTT F2 linear switch and the HMX Jelly linear switch, it is clear that they cater to slightly different preferences. The KTT F2 features a travel distance of 3.5 mm, making it a moderately responsive option, while the HMX Jelly has a longer travel distance of 3.8 mm. This difference of 0.3 mm suggests that those who prefer a more responsive feel may lean towards the F2, as it allows for quicker actuation. On the other hand, gamers or typists who appreciate a bit more depth in their keystrokes might find the Jelly's longer travel distance more satisfying. Ultimately, the choice between these two switches will depend on individual preferences for actuation response versus keystroke depth.

Price comparison

Which switch is more bang for your buck?

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

When it comes to sound, the KTT F2 linear switch boasts a distinct hollow sound signature, setting it apart from many traditional switches. Its auditory profile can be categorized as neutral and subdued, making it a versatile choice suitable for various environments—whether at home or in a shared office space. This sound signature, characterized by a more subtle and dampened quality, ensures that while the keystrokes are audible, they won't disrupt those around you. On the other hand, the HMX Jelly linear switch is known for its low-pitched, deep, thocky sound, which offers a satisfying auditory experience for those who appreciate a richer acoustic profile. Yet, the specifics of the sound descriptor for the Jelly are not mentioned here, leaving some room for individual interpretation.

In terms of feel, the KTT F2 switch offers a feathery and mild tactile experience, accommodating users who prefer a lighter touch while typing. The lighter actuation force significantly reduces finger fatigue, allowing for extended typing sessions without discomfort, making it ideal for gaming or intensive work. Its lightly textured surface adds a minute tactile element that enhances the overall experience. In contrast, the feel of the HMX Jelly switch remains unspecified, which creates uncertainty about its tactile feedback and resistance. As such, it might appeal to those new to mechanical switches who appreciate a very smooth but potentially different typing experience compared to the F2.

Overall, both the KTT F2 and HMX Jelly linear switches cater to specific preferences in typing dynamics. While the F2 provides a balanced auditory and tactile experience with its unique sound signature and lightweight feel, the Jelly appeals to those who may enjoy deeper auditory nuances but whose tactile feedback is not as clearly defined right now. For newcomers, choosing between these options ultimately comes down to personal preference—whether one prioritizes a subtle, subdued sound with a beautifully lightweight feel or a more pronounced auditory experience without clear tactile feedback. In any case, both switches are likely to deliver an enjoyable typing experience, albeit with different strengths.

Conclusion

To sum up, choosing between the KTT F2 and the HMX Jelly linear switches ultimately depends on your personal preferences and specific use cases. If you prefer a switch that provides a balance between lightness and tactile feedback, the KTT F2 is an excellent choice. Its medium-light bottom-out force of 53 grams ensures that you won't feel fatigued during long typing sessions, making it suitable for both work and casual gaming. The lightly textured feel coupled with a subdued, hollow sound signature allows you to enjoy a pleasant auditory experience without being distracting, which can be ideal in shared environments. On the other hand, if you favor an even lighter touch and a more pronounced 'thocky' sound, the HMX Jelly linear switch would serve you well. With a bottom-out force of just 48 grams, these switches make for an effortless typing experience, further enhanced by their smoothness due to the factory lube. The deep sound profile adds a satisfying auditory element that can make typing enjoyable, especially if you appreciate a more pronounced acoustic response. Ultimately, go for the F2 if you seek a balanced and comfortable typing feel with subtle feedback, while the Jelly is your pick for a lighter, smoother typing experience paired with a deeper sound.

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