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HMX FJ400 vs. Gateron Ink Box Pink

An in-depth look at the HMX FJ400 and the Gateron Ink Box Pink switches—which one is the best fit for you?

Overview

When it comes to the world of mechanical keyboards, the choice of switches can greatly influence your typing experience. Comparing the HMX FJ400 and Gateron Ink Box Pink linear switches reveals unique characteristics that cater to different preferences. The FJ400, known for its balanced sound profile, offers a middle ground within the HMX Film switch lineup, making it an excellent choice for users seeking a harmonious blend of auditory feedback and typing comfort. On the other hand, the Gateron Ink Box Pink switches stand out with their beautiful translucent design and lighter typing feel, providing a smooth action complemented by a higher-pitched clack that appeals to those who enjoy more pronounced acoustics. While both switches are categorized as linear, they offer different experiences—whether you prefer the balanced sound of the FJ400 or the clacky, polished feel of the Ink Box Pink. However, let’s dive in a bit deeper beyond generalities so you can best decide on the ideal switch for your unique typing style.

By the numbers

Technical specifications

Actuation force

50g

Actuation force

50g

Bottom-out force

58g

Bottom-out force

60g

Pre-travel

2.00 mm

Pre-travel

1.80 mm

Total travel

3.80 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

T2

Stem material

POM

Top housing material

POM

Top housing material

Proprietary INK blend

Bottom housing material

Nylon

Bottom housing material

Proprietary INK blend

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

Stainless steel

Housing materials

The housing materials of the HMX FJ400 and Gateron Ink Box Pink switches highlight distinct characteristics that contribute to their respective sound profiles. The FJ400 features a POM top housing which is known for its deeper and more muted sound signature, creating a pleasant auditory experience that resonates softly with each keystroke. This material's acoustic properties help absorb sound, leading to a fuller and mellower typing experience. In contrast, the Gateron Ink Box Pink utilizes a proprietary INK blend for its top housing, resulting in a higher-pitched, clacky sound that signifies a stark departure from the more reserved auditory traits of the FJ400. The discrepancy between these two designs highlights the broader impact that material choice can have on the overall sound produced by mechanical keyboard switches.

When examining the bottom housings, both switches utilize materials that enhance their unique characteristics. The FJ400 employs a nylon bottom housing, known for producing a deeper and rounder sound profile due to its softer plastic qualities. This increased sound absorption yields a warmer feel while typing, complementing the POM top housing to create a richer overall auditory experience. Conversely, the Ink Box Pink features Gateron's proprietary INK blend for its bottom housing as well, which similarly maintains a pointed and high-pitched sound. However, the combination of the bottom housing with its distinct tonal qualities leads to a less muted auditory experience compared to the FJ400, emphasizing the separate influences of each switch's materials on sound production.

Ultimately, the differences in housing materials between the HMX FJ400 and Gateron Ink Box Pink switches illustrate how various components contribute to the overall sound and feel of a mechanical keyboard. While the FJ400’s combination of POM and nylon relies on a tightly controlled soundscape that leans towards warmth and depth, the Ink Box Pink’s INK blend is designed to deliver a lighter, sharper auditory feedback. By understanding these contrasting influences, users can make informed decisions based on their preferences for tactile and auditory sensations in their typing experience. Regardless of the differences, using the FJ400’s muted properties versus the Ink Box’s clacky tones, both switches can produce satisfying results tailored to individual tastes.

Weight

When comparing the HMX FJ400 linear switch with the Gateron Ink Box Pink linear switch, both switches feature the same actuation force of 50 grams, making them equally responsive to key presses. However, they differ slightly in their bottom-out forces, with the FJ400 requiring 58 grams to reach the bottom and the Ink Box Pink needing 60 grams. This means that the Ink Box Pink provides a slightly heavier push at the bottom of the key press, contributing to a more substantial typing experience, which some users may prefer. Conversely, the FJ400's lower bottom-out force makes it marginally easier to bottom out, which could result in less fatigue during prolonged typing sessions or gaming. Therefore, if you’re looking for a switch that is more forgiving during lengthy usage, the HMX FJ400 may be the better choice, while those seeking a bit more resistance might lean towards the Gateron Ink Box Pink.

Travel distance

The HMX FJ400 linear switch features a travel distance of 3.8 mm, while the Gateron Ink Box Pink linear switch has a slightly shorter travel distance of 3.6 mm. This makes the FJ400 the deeper of the two switches, providing a fuller feel with its longer travel distance. In contrast, the Ink Box Pink, being 0.2 mm shorter, caters to those who prefer a quicker and more responsive keypress, which is often favored by gamers for its faster actuation. Ultimately, if one were to compare the two, the FJ400 would suit those who appreciate a more substantial key travel experience, while the Ink Box Pink would appeal to individuals seeking quicker, more reactive key responses.

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 Gateron Ink Box Pink has an MSRP of $8.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Ink Box Pink for $7.65.

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 known for its balanced sound profile, which typically leads to a more muted and less pronounced audio feedback when typing. This makes it suitable for users who prefer a quieter experience without sacrificing responsiveness. In contrast, the Gateron Ink Box Pink linear switch produces a notably higher-pitched and clacky sound, characterized by a sharp and snappy acoustic signature. The Ink Box Pink’s sound is crisp and bright, appealing to those who enjoy a more audibly engaging typing experience. However, as sound can also vary depending on the choice of keyboard and keycaps, the auditory distinction between the two switches can be influenced by these external factors.

Regarding feel, the FJ400 offers a typing experience that lies somewhere in the middle of the HMX Film switch lineup, promoting a responsive yet balanced tactile feedback. While specific details about the exact feel of the FJ400 were not provided, it is reasonable to assume that it offers a pleasant typing experience. On the other hand, the Ink Box Pink linear switch is celebrated for its silky and polished feel, providing an exceptionally smooth typing experience with minimal resistance. These qualities are a result of careful design and materials that reduce friction, making the Ink Box Pink a standout option for users seeking smooth key travel and effortless typing.

In summary, while the HMX FJ400 presents a more balanced sound profile, ideal for quieter environments, the Gateron Ink Box Pink shines with its higher-pitched, clacky acoustics, perfect for those who enjoy a more pronounced auditory experience. In terms of feel, the FJ400 is likely to deliver a solid typing experience, while the Ink Box Pink elevates it with smoothness and reduced friction. Ultimately, the choice between these switches will come down to personal preference regarding sound and feel; users can achieve a similar level of comfort or engagement based on their usage and environment.

Conclusion

To conclude, choosing between the HMX FJ400 and the Gateron Ink Box Pink linear switches ultimately comes down to your personal preferences in typing experience and sound. If you favor a balanced sound profile and a typing feel that sits comfortably in the medium range, the FJ400 is likely your best bet. Its sound is pleasantly neutral, making it suitable for both casual typing and more focused work without being distracting. On the other hand, if you enjoy a more pronounced auditory feedback with a sharper, clacky sound and a lighter, smoother typing experience, the Ink Box Pink would be ideal. These switches provide a silky feel that minimizes resistance and enhances the joy of typing, making them great for those who prioritize an engaging and satisfying keystroke. In essence, if you value a more refined, polished approach, opt for the FJ400, but if you lean towards a vibrant, high-pitched typing experience, go for the Ink Box Pink. Ultimately, consider factors such as your typing style, the environment you'll be typing in, and your sound preferences to make the best choice for your mechanical keyboard setup.

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