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SP-Star RedBlue vs. Aflion Shadow (Ink) Double Spring

An in-depth look at the SP-Star RedBlue and the Aflion Shadow (Ink) Double Spring switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, two popular options to consider are the SP-Star RedBlue and the Aflion Shadow (Ink) Double Spring. The RedBlue is a linear switch that offers a medium-light typing experience, making it ideal for those who prefer a smoother keystroke. It produces a relatively higher-pitched sound profile, giving it a unique auditory appeal. On the other hand, the Shadow (Ink) Double Spring is a tactile switch that offers a medium-high level of tactility. Its long, two-staged spring provides satisfying feedback with each keystroke, resulting in deep and resonating thocks. With a wide range of sound categories, from clacky to accented, this switch delivers a highly customizable typing experience. However, let's dive in a bit deeper beyond these generalities so that you can make the best decision based on your preferences and typing style.

By the numbers

Technical specifications

Actuation force

N/A

Actuation force

55g

Bottom-out force

57g

Bottom-out force

63g

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

No

Stem construction

Standard

Stem construction

Standard

Stem material

POM

Stem material

POM

Top housing material

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Polycarbonate

Bottom housing material

Polycarbonate

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

Gold plated

Spring

20mm dual-stage spring

Housing materials

The housing materials of the SP-Star RedBlue and the Aflion Shadow (Ink) Double Spring switches are quite similar, as both switches utilize polycarbonate for their top and bottom housings. Polycarbonate is known for creating a sharper, higher-pitched, and crisper sound profile due to its relatively stiff nature. This stiffness leads to a more clear and resonant sound experience. Additionally, polycarbonate is a translucent material, making it especially useful for switches that plan to incorporate RGB lighting.

However, although both switches share the same housing material, it is important to note that the qualities brought by the top and bottom housing materials of a switch will be split between the two for these particular models. When pressing down on the switch, the bottom housing will have a greater impact on the bottom-out sound and feel. Conversely, the top housing will have a more significant influence on the sound produced when the key is released.

In terms of aesthetics, the use of a clear polycarbonate housing can be observed in both switches, making them easily identifiable as polycarbonate housings. This transparency adds a visually appealing element, particularly when integrated with RGB lighting effects. Therefore, users can expect similar results in terms of sound profile and visual appeal when using either the SP-Star RedBlue or the Aflion Shadow (Ink) Double Spring switches, thanks to their shared polycarbonate composition in the top and bottom housings.

Weight

When comparing the SP-Star RedBlue linear switch and the Aflion Shadow (Ink) Double Spring tactile switch, one key difference is their actuation and bottom out forces. While the actuation force of the RedBlue switch is unavailable, the Shadow (Ink) Double Spring switch requires an actuation force of 55 grams. Both switches have a medium level of actuation force, providing a balanced typing experience.

In terms of bottom out force, the RedBlue switch has a force of 57 grams, which is considered medium-light. On the other hand, the Shadow (Ink) Double Spring switch has a bottom out force of 63 grams, falling into the medium range. This means that the Shadow (Ink) Double Spring switch requires slightly more force to fully depress the key compared to the RedBlue switch.

In regards to weight, the lighter actuation force of the RedBlue switch can be beneficial for those who prefer a lighter typing experience, allowing them to type for extended periods without fatigue. This makes it a great option for work or long gaming sessions. Alternatively, the slightly heavier bottom out force of the Shadow (Ink) Double Spring switch provides a stronger push feel, resulting in a more substantial typing experience. This can be preferred by individuals who enjoy a tactile and satisfying typing sensation.

Although the specifics of the actuation force for the RedBlue switch are unknown, it can be inferred that it falls within a similar range to the 55 grams of the Shadow (Ink) Double Spring switch. Thus, both switches offer a similar level of actuation force, providing comparable results.

Ultimately, the decision between these switches will depend on individual preferences. Those seeking a lighter typing experience may gravitate towards the RedBlue switch, while individuals desiring a slightly heavier and more pronounced typing feel may prefer the Shadow (Ink) Double Spring switch.

Travel distance

The SP-Star RedBlue linear switch and the Aflion Shadow (Ink) Double Spring tactile switch have the same travel distance of 4 mm. This means that when you press down on a key fitted with either switch, you will feel the key travel a distance of 4 mm from the top to the bottom. Both switches offer a consistent and satisfying travel experience for users. Whether you choose the SP-Star RedBlue linear switch or the Aflion Shadow (Ink) Double Spring tactile switch, you can expect similar results in terms of key travel distance.

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 Aflion Shadow (Ink) Double Spring has an MSRP of $4.50 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the Shadow (Ink) Double Spring for $3.57.

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

The SP-Star RedBlue linear switch is best known for its medium-light typing experience and relatively higher-pitched sound profile. These switches have a low-pitched sound, which is characterized by a more bass-heavy and mellow tone. The sound profile of the RedBlue is also described as thocky, producing a deep, rich, and satisfying sound when pressed. In terms of feel, the RedBlue switch offers a mild typing experience, which is more gentle compared to switches with more pronounced characteristics. It is also described as polished, indicating a smooth and refined finish that results in a sleek typing experience with reduced friction and smooth key travel.

On the other hand, the Aflion Shadow (Ink) Double Spring tactile switch is best known for its medium-high level of tactility and deep, resonating thocks when typing. The sound profile of the Shadow switch is clacky and high-pitched, producing a sharp, snappy, and crisp sound when pressed. The feel of the Shadow switch is characterized by a sharp tactile bump, providing a high feedback intensity that can be felt distinctly with each keypress. It is also described as accented, which means it offers a prominent amount of tactility that is neither overwhelming nor subtle. Additionally, the Shadow switch is snappy and bouncy, providing a super responsive and spring-like feedback sensation, giving a lively feel to the keys.

Based on the available information, it can be concluded that the RedBlue switches and the Shadow (Ink) Double Spring switches offer different subjective qualities in terms of sound and feel. The RedBlue switches have a low-pitched, thocky sound profile with a mild and polished typing experience. On the other hand, the Shadow switches have a clacky, high-pitched sound profile with a sharp, snappy tactile feel that is accented, snappy, and bouncy. These differences in sound and feel make the RedBlue switches suitable for those seeking a medium-light typing experience with a deeper, bass-heavy sound, while the Shadow switches are perfect for those who prefer a more tactile and responsive typing experience with a sharp and crisp sound. However, it is important to note that the sound of a switch can also be influenced by other factors such as the keyboard and keycaps used.

Conclusion

To sum up, if you prefer a medium-light typing experience and a relatively higher-pitched sound profile, the SP-Star RedBlue linear switch is the right choice for you. These switches provide a mild and polished feel, offering a gentle typing experience with reduced friction and smooth key travel. They have a low-pitched, neutral sound profile with thocky characteristics, producing a deep and satisfying sound when pressed. On the other hand, if you are seeking a tactile switch with a medium-high level of tactility and want to experience deep, resonating thocks when typing, the Aflion Shadow (Ink) Double Spring switch is perfect for you. These switches have a medium bottom out force and an accented, snappy feel. They offer a sharp and crisp tactile bump, providing high feedback intensity with each keypress. They have a clacky, high-pitched sound profile, which produces a sharp and bright sound when pressed. Ultimately, your choice depends on your personal preferences in terms of typing experience, sound profile, and tactile feedback.

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