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Bsun Bumblebee Linear vs. KTT Sea Salt Lemon

An in-depth look at the Bsun Bumblebee Linear and the KTT Sea Salt Lemon switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, enthusiasts often find themselves weighing the merits of different models, each offering unique tactile sensations and auditory feedback. The Bsun Bumblebee Linear switch is celebrated for its exceptionally smooth typing experience paired with a bright sound profile, making it a great choice for those who enjoy a more pronounced auditory feedback while typing. On the other hand, the KTT Sea Salt Lemon switch stands out with its progressive spring mechanism and KTT's innovative dry-lube design, resulting in a buttery smooth typing experience that emphasizes a low-pitched and neutral sound, ideal for users seeking a more subtle auditory environment. Both switches are linear, providing a consistent keystroke without the tactile bump typical of other switch types, which can enhance typing speed and comfort. 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

45g

Bottom-out force

50g

Bottom-out force

53g

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

No

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

Nylon

Mount type

PCB (5-pin)

Mount type

Plate (3-pin)

Spring

21mm single-staged spring

Spring

13mm progressive spring

Housing materials

The Bsun Bumblebee Linear and the KTT Sea Salt Lemon switches exhibit notable differences in their top housing materials, contributing to their overall sound profiles. The Bumblebee Linear utilizes a POM (Polyoxymethylene) top housing, known for producing a deeper, more muted sound. This attribute creates a warm and inviting auditory experience but may minimize some of the finer details typically expected in brighter sound profiles. In contrast, the KTT Sea Salt Lemon features a polycarbonate top housing, which is characterized by its ability to generate a sharper, higher-pitched sound. The rigidity of polycarbonate contributes to a clear and resonant response, making it particularly advantageous for users who appreciate a more vibrant auditory feedback while typing. This essential difference in materials will inevitably impact the user experience, with the Bumblebee Linear leaning towards warmth and softness, while the Sea Salt Lemon provides clarity and crispness.

On the other hand, both switches share the same nylon bottom housing material, which creates a unified aspect in their overall sound profiles. Nylon is renowned for its softer nature, which absorbs sound more effectively than harder plastics. This results in a deeper, fuller auditory experience for both models, as the bottom housing significantly shapes the bottom-out sound and feel when the switch is engaged. Thus, despite the contrasting top housings, the similarity in the bottom housing means that both switches will likely offer a satisfying tactile experience, rich with a deeper presence while typing. The combined effect of the nylon on the sound quality across both models creates a synergy that fills the audible space equally for users, ensuring a robust foundation no matter the variances at the top.

The division of qualities between the top and bottom housings reinforces the relationship each component has on the final output of a switch. With the Bumblebee Linear’s POM top lending a more rounded articulation and the Sea Salt Lemon’s polycarbonate fostering a sharper resonance, the overall sound profile each switch yields is indicative of its unique construction. While the nylon material on the bottom maintains common ground between the two, the tactile feel and sound signature users will experience depend heavily on the top housing's properties. Therefore, while both switches deliver a full, deep sound due to their nylon bottoms, the user’s preference may ultimately hinge on whether they desire a muted richness or a bright clarity, showcasing how different materials can lead to distinct auditory experiences.

Weight

When comparing the Bsun Bumblebee Linear switch to the KTT Sea Salt Lemon linear switch, we see that both switches have the same actuation force of 45 grams, meaning they will provide a similar typing feel when initiating a keystroke. However, the bottom out forces differ slightly: the Bumblebee Linear has a bottom out force of 50 grams, while the Sea Salt Lemon has a slightly heavier bottom out force of 53 grams. This makes the Bumblebee Linear feel lighter overall, appealing to typists who prefer a lighter resistance for longer typing sessions or gaming. Conversely, the Sea Salt Lemon, with its heavier bottom out force, may cater to users who enjoy a more substantial push feel. Ultimately, while both switches offer the same initial actuation force, the slight differences in bottom out force contribute to a differentiated typing experience, with the Bumblebee Linear classified as the lighter option.

Travel distance

When comparing the travel distances of the Bsun Bumblebee Linear linear switch and the KTT Sea Salt Lemon linear switch, a clear distinction emerges: the Bumblebee has a travel distance of 3.6 mm, while the Sea Salt Lemon measures 4 mm. This means that the Sea Salt Lemon offers a longer travel distance, which may provide a more pronounced tactile experience for some users, making it preferable for those who appreciate a deeper key press. On the other hand, the shorter 3.6 mm travel distance of the Bumblebee Linear aligns well with the preferences of gamers who favor quicker response times for faster gameplay. If you're seeking a balance between responsiveness and depth, the Bumblebee might suit your needs better; however, for those who enjoy a more substantial feel, the KTT Sea Salt Lemon is the superior choice. Overall, the difference in travel distances offers distinct experiences based on individual user preferences.

Price comparison

Which switch is more bang for your buck?

For 10 switches, the Bsun Bumblebee Linear comes in at $2.99, whereas the KTT Sea Salt Lemon comes in at $2.80.

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 is known for its bright sound profile, which can add an engaging auditory feedback to your typing experience. The KTT Sea Salt Lemon switch, on the other hand, features a low-pitched sound that is bass-heavy and mellow, alongside a neutral sound profile that makes it versatile for various environments, whether you're at home or in the office. While both switches likely provide enjoyable auditory experiences, the Bumblebee tends to be more prominent and lively, whereas the Sea Salt Lemon offers a softer, more subdued sound. Keep in mind that the final sound produced can also be influenced by factors like your keyboard's build and keycap material.

In terms of feel, the Bumblebee Linear is celebrated for delivering an exceptionally smooth typing experience, though specifics on its tactile feedback are not provided. The Sea Salt Lemon switch features a mild feel, making it approachable for a wide range of users. Its gentle characteristics and dry-lube design contribute to the buttery smoothness, ensuring that even prolonged typing sessions remain comfortable. If you’re looking for a softer typing experience, the Sea Salt Lemon might be the way to go, while those who appreciate a smoother, uninterrupted action might gravitate towards the Bumblebee.

Considering the subjective qualities of both switches, the Bsun Bumblebee Linear and the KTT Sea Salt Lemon offer distinct experiences tailored to user preferences. If you favor a brighter sound with a potentially smoother feel, the Bumblebee might be best for you. Conversely, if you prefer a low-pitched, mellow sound complemented by a mild typing experience, the Sea Salt Lemon is an excellent choice. Ultimately, both options can provide enjoyable typing experiences, allowing newcomers to find a switch that suits their individual tastes.

Conclusion

To conclude, choosing between the Bsun Bumblebee Linear and the KTT Sea Salt Lemon linear switches ultimately comes down to your personal preferences and typing style. If you tend to prefer a lighter actuation force and appreciate a bright sound profile, the Bumblebee Linear would be an excellent choice, particularly if you're looking for a smooth and responsive typing experience. It's perfect for those who enjoy the sensation of each keystroke translating effortlessly into action, making it a great option for fast typists or gamers. On the other hand, if you want a slightly more substantial bottom-out force but still enjoy a smooth typing experience, the Sea Salt Lemon might be your best bet. Its medium-light actuation and low-pitched, neutral sound profile provide a comforting and approachable feel, making it versatile enough for various environments, be it work or casual use. In essence, if you prioritize comfort and a balanced typing experience, the Sea Salt Lemon would serve you well, while the Bumblebee Linear is ideal for those who thrive on speed and a lively sound.

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