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Bsun Bumblebee Linear vs. SP-Star RedBlue

An in-depth look at the Bsun Bumblebee Linear and the SP-Star RedBlue switches—which one is the best fit for you?

Overview

When it comes to choosing mechanical keyboard switches, enthusiasts often find themselves comparing options that cater to different typing preferences. The Bsun Bumblebee Linear switches are renowned for their exceptionally smooth typing experience and bright sound profile, making them an appealing choice for those who enjoy an engaging tactile sensation while typing. In contrast, the SP-Star RedBlue switches stand out with their medium-light actuation force and a low-pitched, thocky sound that caters to users seeking a more understated auditory feedback during their typing sessions. Each switch offers distinct characteristics that align with various typing styles, whether one prefers a vibrant, lively feel or a softer, more muted response. However, let's dive in a bit deeper beyond generalities so you can best decide on the optimal switch for you.

By the numbers

Technical specifications

Actuation force

45g

Actuation force

N/A

Bottom-out force

50g

Bottom-out force

57g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

3.60 mm

Total travel

4.00 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Standard

Stem material

POM

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

21mm single-staged spring

Spring

Gold plated

Housing materials

The housing materials of the Bsun Bumblebee Linear and the SP-Star RedBlue switches present a stark contrast in their composition and the subsequent auditory experience they offer. The Bumblebee Linear employs a POM (Polyoxymethylene) top housing, which is known for producing a deeper, more muted sound profile. This is attributed to the dampening properties of POM, which softens the auditory output. In contrast, the RedBlue features a polycarbonate top housing that yields a sharper, higher-pitched sound. The rigidity of polycarbonate allows for a more resonant and crisper sound, resulting in a more pronounced auditory feedback when typing. Therefore, users looking for a more subdued and rounded auditory experience might prefer the Bumblebee Linear, while those who enjoy a clearer and crisper feedback might opt for the RedBlue.

The bottom housing materials further contribute to the differences between the two switches. The Bumblebee Linear's nylon bottom housing provides a deeper and fuller sound profile, aligning with the muted sound design of its top housing. Nylon absorbs more sound due to its relatively soft nature, adding to the overall dampening effect. Conversely, the RedBlue's polycarbonate bottom housing reinforces the high-pitched and crisp sound profile initiated by its top housing. The stiffer characteristics of polycarbonate contribute to a clear and resonant sound that emphasizes the tactile sensations experienced when typing. In essence, the Bumblebee Linear is reinforced with a combination of softer materials that promote a more muted auditory experience, whereas the RedBlue's wholly polycarbonate composition maximizes clarity and resonance.

In summary, while both the Bsun Bumblebee Linear and the SP-Star RedBlue switches are designed to enhance the typing experience, they produce distinctly different auditory outputs primarily due to their varying housing materials. Users who appreciate a full-bodied, muted sound will find the Bumblebee Linear's combination of POM and nylon appealing. On the contrary, those who favor sharper, more defined auditory feedback will benefit from the RedBlue's dual polycarbonate housing. Even though the materials differ greatly in terms of sound profile characteristics, individuals can still achieve satisfying results based on their personal preferences and the gaming or typing environments they navigate.

Weight

When comparing the Bsun Bumblebee Linear switch and the SP-Star RedBlue Linear switch, there are notable differences in both actuation and bottom out forces. The Bumblebee Linear features an actuation force of 45 grams and a bottom out force of 50 grams, making it a lighter option that can facilitate longer typing sessions without fatigue. In contrast, the RedBlue switch does not have a specified actuation force, but its bottom out force is 57 grams, categorizing it as medium-light compared to the Bumblebee. This lack of a defined actuation force for the RedBlue makes a direct comparison difficult; however, it is clear that the Bumblebee is the lighter choice overall. For users seeking a cushioned typing experience, the Bumblebee may be preferred, while those who enjoy a stronger push feel might find the heavier bottom out force of the RedBlue appealing, given its unquantified actuation force. Overall, users looking for a more substantial feel should consider the SP-Star RedBlue, while those prioritizing comfort and extended use may favor the Bsun Bumblebee.

Travel distance

The travel distance of the Bsun Bumblebee Linear switch is 3.6 mm, which is shorter than the SP-Star RedBlue linear switch, which has a travel distance of 4 mm. This difference means that the Bumblebee Linear switch will provide a quicker, more responsive feel, making it an ideal choice for gamers who favor rapid response times. On the other hand, the RedBlue switch, with its longer travel distance, may be preferred by users who appreciate a more substantial actuation depth for a more tactile experience. Therefore, the Bumblebee Linear is suited for those looking for speed and efficiency, while the RedBlue caters to those who enjoy a traditional feel with a deeper press.

Price comparison

Which switch is more bang for your buck?

The SP-Star RedBlue has an MSRP of $5.80 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the RedBlue for $5.40.

The Bsun Bumblebee Linear comes in at $2.99 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 Bsun Bumblebee Linear switch delivers a bright sound profile that enhances its smooth typing experience, making it an appealing choice for users who enjoy auditory feedback while typing. In contrast, the SP-Star RedBlue switch produces a low-pitched sound, which is more bass-heavy and mellow. This characteristic results in a neutral tone that offers a balanced auditory feedback suitable for various environments, whether at home or in an office setting. While the Bumblebee’s bright sound stands out, the RedBlue's deeper thocky quality means it can provide a satisfying thud that is both deep and rich when pressed, making for enjoyable acoustics, especially for those who prefer a more subtle but resonant feedback.

In terms of feel, the Bsun Bumblebee Linear switch is known for its exceptionally smooth typing experience, providing a level of fluidity that can enhance both gaming and typing sessions. Conversely, the SP-Star RedBlue switch is characterized as mild and polished, leading to a more gentle and approachable typing experience. The mild quality lends itself well to comfort, while the polished finish ensures that the key travel is slick and refined. This combination results in reduced friction and enhances the user’s overall experience, making both switches suitable for different preferences but creating an experience that is again seamless.

In conclusion, both the Bsun Bumblebee Linear and SP-Star RedBlue linear switches cater to distinct auditory and tactile preferences within the realm of mechanical keyboards. The Bumblebee offers a bright sound profile accompanied by an exceptionally smooth feel, making it a choice for those who relish auditory feedback. In contrast, the RedBlue presents a low-pitched thocky sound paired with a medium-light touch and a polished finish, appealing to users who desire a gentle yet refined typing experience. Ultimately, while they offer different experiences, both switches can deliver high satisfaction depending on user preference, providing a pathway to enjoyment in both sound and feel.

Conclusion

To conclude, your choice between the Bsun Bumblebee Linear and the SP-Star RedBlue linear switch should largely depend on your personal preferences related to typing experience and sound profile. If you prefer a lighter typing feel and appreciate a smoother, brighter sound, the Bumblebee Linear, with its 50-gram bottom-out force, would be the ideal switch for you. Its exceptionally smooth actuation makes it well-suited for those who enjoy a fluid typing experience, whether for gaming or long hours of writing. On the other hand, if you're leaning towards a medium-light typing experience, the RedBlue switch, with its 57-gram actuation, offers a more balanced feel. Its low-pitched sound profile and mild characteristics provide a sound that is both calming and satisfying, making it a great all-around option for both work and play. Ultimately, your decision should reflect both the tactile sensation you desire and the acoustic environment in which you’ll be using your keyboard.

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