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Cherry MX Purple RGB vs. SP-Star RedBlue

An in-depth look at the Cherry MX Purple RGB and the SP-Star RedBlue switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboards, the choice of switches can greatly influence both your typing experience and overall gaming performance. The Cherry MX Purple RGB switch is celebrated for its refined tactile feedback, offering a medium-strength bump that provides satisfying resistance with each keystroke; this makes it an ideal choice for typists who appreciate a bit of tactile feedback without being too overwhelming. In contrast, the SP-Star RedBlue linear switch caters to those who favor a smoother, uninterrupted keystroke experience, thanks to its medium-light actuation force and low-pitched sound profile. This makes the RedBlue particularly appealing for gamers and fast typists looking for speed without distractions. Both switches have their advantages: the Cherry MX Purple RGB brings tactile satisfaction, while the SP-Star RedBlue offers fluidity and quiet operation. 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

N/A

Bottom-out force

N/A

Bottom-out force

57g

Pre-travel

2.00 mm

Pre-travel

2.00 mm

Total travel

4.00 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

Nylon

Top housing material

Polycarbonate

Bottom housing material

Nylon

Bottom housing material

Polycarbonate

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Stainless steel

Spring

Gold plated

Housing materials

When comparing the Cherry MX Purple RGB and the SP-Star RedBlue switches, a primary distinction lies in their respective housing materials. The Cherry MX Purple RGB employs nylon for both its top and bottom housings, which contributes to a sound profile that is deeper and fuller. This is largely due to nylon's softer characteristics that allow it to absorb sound more effectively. In contrast, the SP-Star RedBlue switches are constructed from polycarbonate for both their top and bottom housings, providing a distinctively sharper, higher-pitched sound profile. The stiffer nature of polycarbonate enhances the clarity and resonance of the sound, leading to a more pronounced auditory experience when typing.

While both switches use different materials, the effects of these materials on performance and sound can be analyzed in terms of top and bottom housings. For the MX Purple RGB, the nylon materials lend to a consistent sound that is more subdued when compared to the RedBlue. The nylon's ability to absorb sound results in a rounded acoustic feedback. Conversely, the polycarbonate used in the RedBlue switches generates a much more prominent sound that stands out, perfect for users who favor a crisper auditory response. This divergence means that the typing experience will feel distinctly different: the MX Purple RGB offers a softer, more cushioned feedback, while the RedBlue offers an acute and resonant feel.

Ultimately, if you were to mix and match these materials, the varying characteristics of sound would create a balance depending on which components of the switches are used in conjunction. If you were to integrate a nylon top with a polycarbonate bottom, you could potentially achieve a sound profile that combines the deeper resonance of nylon with the clearer notes of polycarbonate. Conversely, pairing a polycarbonate top with a nylon bottom could yield a slightly muted sound while still maintaining some clarity. In summary, while both switches utilize differing materials that affect their sound and feel during use, the inventive combination of these characteristics can lead to varied yet interesting experiences in keyboard performance.

Weight

When comparing the actuation and bottom out forces of the Cherry MX Purple RGB tactile switch and the SP-Star RedBlue linear switch, we find distinct differences in their specifications. The Cherry MX Purple RGB has a known actuation force of 45 grams, while the actuation force for the SP-Star RedBlue is unknown. However, the RedBlue switch boasts a bottom out force of 57 grams, which is classified as medium-light, while the bottom out force for the MX Purple RGB remains unavailable. Consequently, the Cherry MX Purple RGB is the lighter option in terms of actuation force, making it potentially more comfortable for prolonged typing or gaming sessions. In contrast, the RedBlue's bottom out force suggests a heavier feel, which may appeal to those who prefer a more substantial typing experience. Therefore, while both switches might provide different responses during use, the Cherry MX Purple offers a lighter touch for actuation, enhancing ease of use for extended periods.

Travel distance

Both the Cherry MX Purple RGB tactile switch and the SP-Star RedBlue linear switch have the same travel distance of 4 mm, meaning that when you press down on a key for either switch, the distance traveled from the top to the bottom is identical. As a result, users can expect a similar feel in terms of key travel, providing a consistent typing experience with both switches. Since their travel distances are equal, you can achieve comparable tactile feedback and responsiveness when using either option.

Price comparison

Which switch is more bang for your buck?

The Cherry MX Purple RGB has an MSRP of $6.19 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the MX Purple RGB for $5.79.

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.

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 Cherry MX Purple RGB switch is generally known for offering a refined auditory experience, characterized by a deep and satisfying thock when pressed down, though its specific sound profile isn't detailed. In comparison, the SP-Star RedBlue linear switch features a low-pitched sound that is both bass-heavy and mellow, providing a more subdued auditory experience than some higher-pitched switches. The RedBlue’s auditory qualities are described as neutral, making them suitable for various environments. The combination of its low pitch and thocky characteristics give the RedBlue a rich sound that can be oddly satisfying during extended use.

In terms of feel, the Cherry MX Purple RGB is celebrated for its tactile feedback, providing a medium-strength bump that enhances the typing experience, although further details about its feel are not specified. On the other hand, the SP-Star RedBlue linear switch presents a mild tactile experience, which caters to users seeking something gentle yet approachable. With a polished feel, these switches ensure smooth and fluid key travel, allowing for a comfortable typing experience thanks to reduced friction. While the Cherry MX is tactile and focused, the RedBlue excels in offering an overall polished and gentle touch, resulting in a typing experience that can be appreciated by both novices and seasoned users.

In conclusion, while the Cherry MX Purple RGB switch delivers a tactile bump and satisfying thocky auditory feedback, the SP-Star RedBlue linear switch offers a smooth and mild experience with a rich low-pitched sound. Those who prefer a more pronounced tactile feedback might gravitate towards the MX Purple, while users seeking a smoother, quieter typing experience may find the RedBlue linear switch more suitable. Ultimately, both options offer unique qualities that can cater to different preferences, ensuring an enjoyable typing experience regardless of which switch you choose.

Conclusion

To conclude, choosing between the Cherry MX Purple RGB tactile switch and the SP-Star RedBlue linear switch ultimately depends on your personal preferences and typing style. If you appreciate a tactile feedback experience while typing, the MX Purple RGB would be your best bet, as it delivers a refined tactile bump that is both noticeable and pleasant, perfect for those who enjoy feeling the actuation during their keystrokes. This switch is likely to enhance your typing experience, especially for when you're focused on precision and require a more engaged interaction with your keyboard. On the other hand, if you're looking for a smooth, quieter experience, the SP-Star RedBlue linear switch should be your choice. With its medium-light force and polished feel, it excels in providing a mild yet satisfying typing experience, making it ideal for long typing sessions where comfort and sound minimization are keys. The deep, low-pitched sound profile may also appeal to you if you want a more subtle auditory feedback. Ultimately, assess what matters most to you—whether it’s the tactile feedback and responsiveness of the MX Purple RGB or the smoothness and quietness of the RedBlue—and select the switch that aligns with your typing needs and overall experience.

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