HMX FJ400 vs. KTT Pine
An in-depth look at the HMX FJ400 and the KTT Pine switches—which one is the best fit for you?
Overview
When it comes to choosing the right linear mechanical keyboard switch, the HMX FJ400 and the KTT Pine offer distinct characteristics that cater to different typing preferences. The FJ400 stands out within the HMX Film switch lineup as a balanced option, providing a harmonious sound profile that is neither too loud nor too muted, making it an excellent choice for those who prefer a versatile typing experience. In contrast, the KTT Pine switches are celebrated for their medium-heavy feel and their buttery smooth travel, ideal for users who appreciate an effortless typing experience. With a polished, factory-lubed finish, KTT Pines significantly reduce friction, resulting in a tactile sensation that enhances both gaming and typing. While both switches present unique advantages—whether you lean towards the balanced sound of the FJ400 or the smoothness of the KTT Pine—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
50g
Actuation force
45g
Bottom-out force
58g
Bottom-out force
58g
Pre-travel
2.00 mm
Pre-travel
1.90 mm
Total travel
3.80 mm
Total travel
4.00 mm
Factory lubed
Yes
Factory lubed
Yes
Stem construction
Standard
Stem construction
Standard
Stem material
T2
Stem material
POM
Top housing material
POM
Top housing material
Polycarbonate
Bottom housing material
Nylon
Bottom housing material
Polycarbonate
Mount type
PCB (5-pin)
Mount type
PCB (5-pin)
Spring
22mm single-stage spring
Spring
15.5mm gold-plated spring
Housing materials
The HMX FJ400 and KTT Pine switches utilize different materials for their top housings, resulting in distinct sound profiles and experiences for users. The FJ400 features a POM (Polyoxymethylene) top housing, known for producing a pleasing sound that leans towards the deeper and more muted side. This quality makes the switch deliver a sound that feels more rounded and smooth, catering to those who appreciate a richer auditory experience. In contrast, the KTT Pine employs a polycarbonate top housing, which offers a sharper, higher-pitched, and crisper sound profile. Polycarbonate, being a stiffer plastic, enhances the clarity and resonance of the sound, making it more vivid and pronounced, thus appealing to users who prefer a more exhilarating sound experience. The aesthetic element also plays a role, as the translucency of polycarbonate makes it particularly suitable for RGB lighting applications, allowing users to enjoy a vibrant visual effect in tandem with their switch sounds.
When examining the housing materials used for the bottom of each switch, the differences become even more pronounced. The FJ400's nylon bottom housing is pivotal in producing a deeper and fuller sound profile, thanks to nylon's softer plastic composition which acts to absorb sound. This results in a rounder and more muted auditory signature when pressing down on the keys, ensuring a pleasant typing experience. Conversely, the KTT Pine's polycarbonate bottom housing produces a clearer and more resonant sound that aligns with its top housing. This alignment allows the Pine switch to retain its sharp and crisp sound throughout the entire keypress, creating a dynamic and cohesive auditory profile that enhances the overall performance of the switch.
In summary, while both the FJ400 and KTT Pine switches showcase a blend of unique qualities influenced by their respective housing materials, the FJ400's combination of POM and nylon creates a deeper, more muted experience, while the Pine leverages the properties of polycarbonate both on the top and bottom for sharper, crisper sound. If the aim is to achieve comparable results in terms of auditory clarity and typing feel, users might find that experimenting with different combinations or both switches can yield satisfying sounds, albeit through varied auditory profiles influenced by the distinct properties of their housing materials. Thus, personal preferences and desired sound characteristics will ultimately shape the choice between these two switches.
Weight
When comparing the actuation force and bottom out force of the HMX FJ400 linear switch and the KTT Pine linear switch, both exhibit some similarities and differences in their performance characteristics. The FJ400 requires an actuation force of 50 grams, making it slightly heavier than the Pine's actuation force of 45 grams. This difference means that the Pine switch is lighter, which may be preferable for users looking to type for extended periods, as it requires less force to activate each keystroke. Notably, both switches share the same bottom out force of 58 grams, indicating that they provide a consistent feel when pressed fully down, despite their differences in actuation force. Ultimately, for those who prefer a more substantial typing experience, the FJ400 with its heavier actuation force may be more appealing, while others who favor a lighter touch will likely gravitate towards the KTT Pine.
Travel distance
The travel distance of the HMX FJ400 linear switch measures 3.8 mm, while the KTT Pine linear switch has a slightly longer travel distance of 4 mm. This indicates that users of the Pine switch will experience a deeper keystroke compared to those using the FJ400. For gamers or those prioritizing speedy responses, the shorter travel distance of the FJ400 may offer a more rapid actuation, which can enhance performance in competitive settings. Conversely, the Pine switch’s longer travel distance might be preferable for individuals who enjoy a more pronounced keystroke, providing a sense of stability and feedback with each press. Thus, while both switches cater to different preferences, choosing between the two largely depends on whether one values responsiveness over depth in keystrokes.
Price comparison
Which switch is more bang for your buck?
The HMX FJ400 has an MSRP of $3.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the FJ400 for $3.29.
The KTT Pine has an MSRP of $4.60 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Pine for $4.15.
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 HMX FJ400 linear switch is recognized for a balanced sound profile, though specific details about its auditory qualities are not provided here. On the other hand, the KTT Pine linear switch offers a notably bassy sound, characterized by its low-pitched frequency, which adds a deeper and richer auditory experience during key presses. This low-end resonance can create a satisfying thump that may enhance the typing experience for users who enjoy a sound that resonates more profoundly. However, it’s essential to remember that the overall sound of each switch can vary depending on the keyboard they are used with and the type of keycaps.
In terms of feel, while specific descriptors for the FJ400 are not mentioned, the KTT Pine is well-regarded for its buttery and creamy characteristics. This means that when typing, users experience a smooth and effortless travel that makes for a highly enjoyable keystroke. The factory-lubed finish minimizes friction, allowing for a fluid motion that many users find appealing, as it feels as if the fingers glide effortlessly across the keys. Such a sensation can contribute to a more rewarding typing experience, particularly during extended use.
In summary, both the HMX FJ400 and KTT Pine linear switches offer distinct auditory and tactile experiences to cater to different preferences. The FJ400 provides a balanced sound, which could appeal to users looking for neutrality, while the KTT Pine is favored for its rich, bassy sound and smooth typing feel. Although specific details on the FJ400's feel and sound aren't provided, its nature as a middle ground in the HMX lineup suggests a more versatile experience. Ultimately, if you choose either switch, you can expect smooth operation, but the KTT Pine may take the edge if you prefer richer sounds and a buttery typing experience.
Conclusion
To conclude, when deciding between the HMX FJ400 and KTT Pine linear switches, you'll want to consider your personal preferences and typing style. If you prioritize a balanced sound profile that's emblematic of the HMX Film switch lineup, the FJ400 is your go-to choice. Its medium bottom-out force of 58 grams provides a consistent and satisfying keystroke, making it suitable for both typing and gaming without overwhelming your fingers during longer sessions. On the other hand, if you desire a smooth and buttery typing experience characterized by a deeper, bassy sound, the KTT Pine switches may be more to your liking. Their factory-lubed finish offers a creamy feel and minimizes friction, ensuring that each keypress feels effortless. Overall, if you seek an acoustic richness and a tactile luxury, lean towards the KTT Pine, but if a well-rounded and balanced performance appeals more to you, the HMX FJ400 should be your choice.
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