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HMX Blue Topaz vs. Bsun Tuzi (Bunny)

An in-depth look at the HMX Blue Topaz and the Bsun Tuzi (Bunny) switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, the HMX Blue Topaz and the Bsun Tuzi (Bunny) both offer unique features that cater to different preferences. The Blue Topaz, a linear switch, is lauded for its super smooth actuation and lightweight feel, making typing a breeze. Its distinctive glitter housing adds a visual appeal and pairs with a clacky sound signature, providing both visual and auditory delight. On the other hand, the Tuzi (Bunny) linear switch boasts a refined typing experience with a modified LY stem and meticulously designed top and bottom materials for an optimal combination of clack and smoothness. While the Blue Topaz is categorized as 'Easy-to-press' and 'Clacky', the Tuzi (Bunny) is labeled as 'Clacky', 'High-pitched', and 'Silky'. 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

40g

Actuation force

37g

Bottom-out force

48g

Bottom-out force

42g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.90 mm

Total travel

3.60 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

Ly

Stem material

UPE

Top housing material

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Nylon

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

22mm single-stage spring

Spring

22mm single-stage spring

Housing materials

When comparing the housing materials of the HMX Blue Topaz and the Bsun Tuzi (Bunny), it is evident that both switches utilize polycarbonate for their top housing. This results in a sharper, higher-pitched, and crisper sound profile due to the stiffness of polycarbonate. Additionally, the translucency of polycarbonate makes it ideal for switches intended for use with RGB lighting. Therefore, users can expect similar sound quality and aesthetic benefits from both switches when it comes to the top housing material.

On the other hand, the nylon bottom housing of the Blue Topaz and the Tuzi (Bunny) sets them apart. Nylon is known for producing a deeper and fuller sound profile compared to polycarbonate, as it is a softer plastic that absorbs more sound. This results in a duller and rounder sound, providing a different typing experience for users. The bottom housing material plays a significant role in the bottom-out sound and feel of the switch, affecting the overall typing experience in a unique way for each switch.

In conclusion, while the top housing material of the HMX Blue Topaz and the Bsun Tuzi (Bunny) is the same, their differences lie in the bottom housing material. The Blue Topaz's nylon bottom housing offers a deeper and fuller sound profile, while the Tuzi (Bunny)'s nylon bottom housing provides a similar typing experience. Both switches aim to enhance the user's typing experience through their housing materials, offering a variety of sound profiles and tactile feedback for mechanical keyboard enthusiasts to enjoy.

Weight

When comparing the actuation force and bottom out force of the HMX Blue Topaz linear switch and the Bsun Tuzi (Bunny) linear switch, it is evident that both switches are relatively light in terms of force required. The Blue Topaz has an actuation force of 40 grams and a bottom out force of 48 grams, while the Tuzi (Bunny) has an actuation force of 37 grams and a bottom out force of 42 grams. Both switches provide a light typing experience, making them ideal for users who prefer a lighter touch for extended typing sessions or gaming. The slight difference in force between the two switches may not be noticeable to the average user, and both switches offer a similar feel when typing. Whether choosing the Blue Topaz or the Tuzi (Bunny), users can expect a smooth and lightweight typing experience.

Travel distance

The HMX Blue Topaz linear switch has a travel distance of 3.9 mm, slightly longer than the Bsun Tuzi (Bunny) linear switch which has a travel distance of 3.6 mm. Both switches fall within the range of shorter travel distances, which are becoming more popular, especially among gamers looking for faster response times. The Blue Topaz's slightly longer travel distance may provide a bit more depth and feedback compared to the Bunny switch, which some users may prefer for a more tactile experience. Ultimately, the choice between the two switches will depend on personal preference for travel distance and the level of responsiveness desired.

Price comparison

Which switch is more bang for your buck?

The HMX Blue Topaz has an MSRP of $4.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Blue Topaz for $3.49.

The Bsun Tuzi (Bunny) has an MSRP of $4.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Tuzi (Bunny) for $3.49.

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, both the HMX Blue Topaz and the Bsun Tuzi (Bunny) switches fall under the category of "clacky," producing sharp and snappy sounds when pressed. The Blue Topaz offers a distinctive clack that pairs beautifully with its glittery housing, providing a visually and audibly pleasing experience. On the other hand, the Tuzi (Bunny) switch not only has a clacky sound but also a high-pitched tone, giving users a sharp and crisp auditory feedback. However, it is important to note that the sound of a switch can also be influenced by other factors such as the keyboard's construction and keycaps used.

In terms of feel, the HMX Blue Topaz switch is known for its easy-to-press nature, offering gentle resistance and requiring minimal force to activate. This light actuation force contributes to a smooth typing experience that is effortless and comfortable, reducing finger fatigue during long typing sessions. Conversely, the Bsun Tuzi (Bunny) switch is described as silky, providing an exceptionally smooth typing feel with minimal resistance during key presses. Both switches excel in offering a responsive and low-impact typing experience, enhancing the overall comfort and ease of typing.

In conclusion, both the HMX Blue Topaz and the Bsun Tuzi (Bunny) switches offer unique qualities that cater to different preferences. While the Blue Topaz provides a lightweight feel and a clacky sound signature, the Tuzi (Bunny) switch offers a refined typing experience with a combination of clack and smoothness. Depending on whether you prefer a glittery housing with easy-to-press keys or a silky smooth typing experience with high-pitched sounds, you can choose between these switches to achieve similar results in terms of overall performance and satisfaction.

Conclusion

In closing, when choosing between the HMX Blue Topaz linear switch and the Bsun Tuzi (Bunny) linear switch, consider your preference for bottom out force. If you prefer a slightly lighter bottom out force, the Tuzi (Bunny) with 42 grams might be the better option for you. On the other hand, if you prefer a slightly heavier bottom out force, the Blue Topaz with 48 grams could be more suitable. Additionally, if you value a super smooth actuation and lightweight feel with a clacky sound signature, the Blue Topaz would be a great choice. However, if you prefer a refined typing experience with a combination of clack and smoothness, the Tuzi (Bunny) might be more to your liking. Ultimately, your decision should be based on your personal preferences for bottom out force, sound, and typing feel.

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