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HMX FJ400 vs. Jerrzi Lotus V2

An in-depth look at the HMX FJ400 and the Jerrzi Lotus V2 switches—which one is the best fit for you?

Overview

When choosing a mechanical keyboard switch, the HMX FJ400 and the Jerrzi Lotus V2 stand out as two compelling options within the linear switch category. The FJ400 is celebrated for its balanced sound profile, striking a harmonious chord between tactile feedback and smooth keystrokes, making it an appealing choice for typists and gamers alike who value a satisfying auditory experience without excessive noise. On the other hand, while the Lotus V2 lacks specific accolades, its design and performance features may cater to users looking for a reliable and consistent typing experience, offering something different in terms of feel and response. Ultimately, your choice between these two switches will depend on your personal preferences and usage scenarios. However, let's dive in a bit deeper beyond generalities so you can best decide on the right switch for you.

By the numbers

Technical specifications

Actuation force

50g

Actuation force

45g

Bottom-out force

58g

Bottom-out force

N/A

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.80 mm

Total travel

3.40 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Box

Stem material

T2

Stem material

POM

Top housing material

POM

Top housing material

POM

Bottom housing material

Nylon

Bottom housing material

POM

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

Stainless steel

Housing materials

When comparing the housing materials of the HMX FJ400 and the Jerrzi Lotus V2, notable similarities and differences emerge in terms of sound profile and material characteristics. Both switches utilize POM for their top housings, which, according to the descriptions provided, creates a unique sound that is characterized as deeper and more muted. This commonality suggests that users can expect a consistent auditory experience when typing with both switches, as the POM material inherently contributes to a rich sound profile that minimizes sharpness and harshness. Consequently, if a user prioritizes sound quality, they will find similar enjoyable experiences using either switch, thanks to the shared properties of the POM top housing.

In contrast, the bottom housing materials diverge between the two switches, which influences the overall acoustic and tactile experience. The FJ400 employs nylon for its bottom housing, which is known for its softer texture and sound-absorbing qualities. This results in a deeper and fuller sound profile, especially noticeable during bottoming out, as the nylon's absorption properties help produce a duller and rounder sound compared to harder plastics. In comparison, the Lotus V2 features a POM bottom housing, which may not offer the same level of sound dampening as nylon. Therefore, while both switches may produce pleasing auditory experiences, the FJ400 could deliver a fuller sound during typing due to the unique properties of nylon.

The differences in bottom housing materials lead to a split in how each switch handles sound and feel during activation. With the FJ400, users will benefit from the pronounced sound dampening characteristics of the nylon bottom housing, which may appeal to those seeking a warm and mellow typing experience. Meanwhile, the Lotus V2's POM bottom housing, though potentially sharper, brings its own pleasing qualities that complement the common POM top. This means that each switch offers distinct auditory and tactile sensations, catering to different preferences among users. In summary, while there's a shared foundation in the top housing materials, the interplay of materials in the bottom housings facilitates varied acoustic properties that enrich the keyboard experience with each switch.

Weight

When comparing the HMX FJ400 linear switch and the Jerrzi Lotus V2 linear switch, it is evident that they cater to different preferences in typing feel. The FJ400 boasts a moderate actuation force of 50 grams and a bottom out force of 58 grams, making it a well-rounded choice for users who appreciate a balanced typing experience. In contrast, the Lotus V2 features a lower actuation force of 45 grams, which could be preferable for those who favor a lighter touch, especially during extended typing or gaming sessions. However, details regarding the bottom out force of the Lotus V2 are currently unavailable, making it challenging to fully assess its performance in that regard. Overall, the FJ400 is the heavier switch, while the Lotus V2 is the lighter option, appealing to users looking for different levels of resistance when typing.

Travel distance

When comparing the travel distances of the HMX FJ400 and the Jerrzi Lotus V2 linear switches, we find a notable difference. The FJ400 boasts a travel distance of 3.8 mm, while the Lotus V2 has a shorter travel distance of 3.4 mm. This makes the FJ400 the longer option, providing a deeper feel when pressed, which some users may prefer for a more substantial typing experience. Conversely, the Lotus V2, with its shorter travel distance, offers a quicker key response, making it more suitable for gamers who prioritize speed and rapid execution. Therefore, if you seek responsiveness, the Lotus V2 would be the preferred choice, while those favoring a more pronounced depth in their keystrokes might gravitate towards the FJ400.

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 Jerrzi Lotus V2 has an MSRP of $4.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Lotus V2 for $3.59.

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 offering a balanced sound profile, making it versatile for various setups. This means it won't be overly loud or too subtle, providing a pleasant auditory experience that can fit well in both quiet and more noisy environments. On the other hand, the Jerrzi Lotus V2 does not have specific sound characteristics noted, which leaves its auditory qualities somewhat ambiguous. It's essential to consider that the sound of any switch can also be influenced by the type of keyboard used and the keycaps applied, so personal preferences and setup choices will greatly affect the overall sonic experience.

Regarding feel, the FJ400 is characterized as a smooth switch, allowing for seamless keystrokes without tactile bumps or interruptions, which can be ideal for rapid typing or gaming. Its smoothness is a trait that many users appreciate, as it leads to a satisfying and effortless typing experience. In contrast, the feel of the Jerrzi Lotus V2 is not explicitly defined, leaving potential users to explore its tactile qualities on their own.

In summary, the HMX FJ400 linear switch is celebrated for its balanced sound profile and smooth feel, making it an attractive option for those seeking reliability and comfort in their typing experience. While the Jerrzi Lotus V2 lacks detailed information on both its sound and feel, it's possible that, depending on the overall assembly and materials used, it could provide a pleasantly similar experience. Ultimately, sound and feel are highly subjective and can vary greatly depending on individual preferences and the overall keyboard setup.

Conclusion

To sum up, choosing between the HMX FJ400 linear switch and the Jerrzi Lotus V2 linear switch ultimately boils down to your personal preferences and intended use. If you appreciate a balanced sound profile and a moderate bottom-out force of 58 grams, the FJ400 is an excellent choice, particularly for typing or gaming where a consistent feel and feedback can enhance your experience. This switch provides a solid, tactile response that many users find satisfying, making it suitable for both work and play. On the other hand, while the Lotus V2 lacks specific bottom-out force details, if you're looking for an undiscovered gem with unique qualities, it may still be appealing if you prefer a more experimental approach or if you value customization opportunities that come with newer switches. However, since the Lotus V2 does not have established descriptors for sound or feel, it’s crucial to test it personally, if possible, to truly gauge whether it aligns with your tactile preferences. Overall, consider your usage scenarios and personal comfort — the FJ400 offers a reliable, tried-and-true experience, while the Lotus V2 invites curiosity and exploration.

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