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Outemu Crystal vs. HMX EMO

An in-depth look at the Outemu Crystal and the HMX EMO switches—which one is the best fit for you?

Overview

When considering mechanical keyboard switches, two popular options to compare and contrast are the Outemu Crystal, a linear switch, and the HMX EMO, also a linear switch. The Outemu Crystal is renowned for its unique linear typing experience with a fairly elastic feel and medium-light weight, resulting in a smooth and distinct sensation while typing. Additionally, these switches offer a neutral sound profile, making them ideal for those who prefer a quieter typing experience. On the other hand, the HMX EMO switch stands out for its lively and clacky feel, paired with a feather-light 46g bottom-out force. The EMO boasts exceptional factory-lubing, providing an effortless and bouncy typing experience that is both satisfying and smooth. 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

45g

Actuation force

40g

Bottom-out force

55g

Bottom-out force

46g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

4.00 mm

Total travel

3.50 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Partial box

Stem construction

Standard

Stem material

POM

Stem material

Ly

Top housing material

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Polycarbonate

Bottom housing material

Nylon

Mount type

Plate (3-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel

Spring

22mm single-stage spring

Housing materials

The housing materials of the Outemu Crystal and the HMX EMO switches both feature polycarbonate top housings, which provide a sharper, higher-pitched, and crisper sound profile. This is due to the stiffness of polycarbonate, which enhances the clarity and resonance of the sound produced. Additionally, the translucency of polycarbonate makes it an ideal choice for switches that incorporate RGB lighting. In contrast, the EMO switches also incorporate a nylon bottom housing, which results in a deeper and fuller sound profile compared to the Crystal switches. Nylon is a softer plastic that absorbs more sound, leading to a duller and rounder sound quality.

While both switches utilize polycarbonate for the top housing, they differ in the material used for the bottom housing. The split between the qualities of each housing material affects the overall sound and feel of the switches. When pressing down on the switch, the qualities of the bottom housing become more evident, influencing the bottom-out sound and feel. On the other hand, the top housing has a greater impact on the sound produced when releasing a key. This highlights how the choice of housing material can affect the overall typing experience and sound profile of a switch.

In terms of sound profile, the polycarbonate top housing of both the Outemu Crystal and HMX EMO switches creates a similar sharp, high-pitched, and crisp sound quality. However, the use of nylon for the bottom housing in the EMO switches results in a deeper and fuller sound profile compared to the Crystal switches. The stiffness of polycarbonate in the top housing enhances clarity and resonance, while the softness of nylon in the bottom housing absorbs more sound, creating a different feel and sound when typing. Ultimately, the choice between these housing materials depends on the desired sound profile and typing experience for the user.

Weight

The Outemu Crystal linear switch and the HMX EMO linear switch both offer a smooth typing experience, but with slightly different weight considerations. The Crystal has a slightly heavier actuation force at 45 grams compared to the EMO's 40 grams, making it a medium-light option. However, when it comes to bottom out force, the Crystal requires 55 grams while the EMO only requires 46 grams, making the EMO the lighter of the two. For those who prefer a lighter touch for prolonged typing or gaming sessions, the EMO may be the preferred choice. On the other hand, the Crystal offers a slightly more substantial typing experience for those who prefer a bit more resistance. Ultimately, both switches offer a great typing experience, with the weight difference determining whether one is lighter or heavier for the user's preference.

Travel distance

The Outemu Crystal linear switch has a travel distance of 4 mm, while the HMX EMO linear switch has a travel distance of 3.5 mm. The Crystal offers a slightly longer travel distance, making it better suited for those who prefer a deeper key press. On the other hand, the EMO provides a slightly shorter travel distance, catering to users who prioritize speed and responsiveness. Gamers, in particular, may lean towards the EMO switch for its quicker response times. Ultimately, the choice between the two switches depends on personal preference and typing style. Both switches offer a smooth linear action, so users can expect similar typing experiences despite the difference in travel distance.

Price comparison

Which switch is more bang for your buck?

The HMX EMO has an MSRP of $3.49 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the EMO for $2.79.

The Outemu Crystal comes in at $3.40 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 Outemu Crystal linear switch offers a unique chirpy and high-pitched profile, providing a distinct typing experience with a subtle squeak and sharp, crisp sounds. On the other hand, the HMX EMO linear switch's sound quality is unknown, so it is difficult to compare the two in this aspect. It is important to note that the sound of a switch can also be influenced by other factors such as the keyboard board and keycaps used.

In terms of feel, the Outemu Crystal switch is described as polished, promising a smooth and refined typing experience with reduced friction and smooth key travel. On the contrary, the feel of the HMX EMO switch is unknown, making it challenging to directly compare the two switches in this regard.

Overall, while the Outemu Crystal linear switch offers a linear typing experience with a unique sound profile and polished feel, the HMX EMO linear switch provides a lively, clacky feel with a feather-light bottom-out force. Both switches have their own distinct qualities, and the choice between them ultimately depends on personal preference for sound, feel, and typing experience. Due to the differing characteristics, users can expect varied results when using the switches, ensuring a diverse selection of options for mechanical keyboard enthusiasts.

Conclusion

In conclusion, it is clear that both the Outemu Crystal linear switch and the HMX EMO linear switch have their own unique characteristics that cater to different preferences. If you are looking for a medium-light switch with a unique linear typing experience and a neutral sound profile, you may prefer the Outemu Crystal. On the other hand, if you prefer a light switch with a lively, clacky feel and a smooth typing experience, the HMX EMO might be the better choice for you. Consider your desired bottom-out force, typing experience, sound profile, and feel when deciding between these two switches to find the one that best suits your needs. Ultimately, the choice between the Outemu Crystal and HMX EMO switches will come down to individual preferences and typing style.

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