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KTT F2 vs. SP-Star RedBlue

An in-depth look at the KTT F2 and the SP-Star RedBlue switches—which one is the best fit for you?

Overview

The KTT F2 and SP-Star RedBlue mechanical keyboard switches offer unique characteristics that cater to different preferences. The KTT F2 switches are known for their distinct hollow sound signature, providing an auditory experience unlike any other. With a medium-light weightiness and lightly textured feel, typing on the F2 switches is comfortable and adds a tactile nuance to each keystroke. On the other hand, the SP-Star RedBlue switches are praised for their medium-light typing experience and low-pitched sound profile. While both switches offer a neutral and mild feel, the F2 switches lean towards a subdued and subtle typing experience, while the RedBlue switches provide a polished and thocky feel. 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

43g

Actuation force

N/A

Bottom-out force

53g

Bottom-out force

57g

Pre-travel

1.90 mm

Pre-travel

2.00 mm

Total travel

3.50 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

Polycarbonate

Top housing material

Polycarbonate

Bottom housing material

Polycarbonate

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 housing materials of the KTT F2 and the SP-Star RedBlue, it is clear that both switches use polycarbonate for their top and bottom housings. The use of polycarbonate in both switches creates a sharper, higher-pitched, and crisper sound profile, making it ideal for those who prioritize sound quality in their keyboards. Additionally, the stiffness of polycarbonate leads to a more clear and resonant sound profile, enhancing the overall typing experience for users. Both switches also feature a translucent top housing, making them especially suitable for use with RGB lighting setups.

In terms of differences, while both switches share the same housing material, the F2 and RedBlue keyboards may vary in design and construction, potentially affecting the overall typing experience for users. The top housing of a switch has more of an impact on the sound when a key is released, while the bottom housing influences the bottom-out sound and feel when a key is pressed. Therefore, slight variations in the design of the housing materials could result in a different typing experience for users of the F2 and RedBlue keyboards. Despite these potential differences, the similarities in housing material ensure that users can expect comparable sound profiles and typing experiences from both switches.

Overall, the use of polycarbonate in both the KTT F2 and SP-Star RedBlue switches highlights a shared commitment to providing users with a premium typing experience characterized by sharp, high-pitched, and crisp sound profiles. The translucency of polycarbonate in the top housing of these switches also allows users to showcase their RGB lighting setups, further enhancing the overall aesthetic appeal of their keyboards. While slight variations in design and construction may differentiate the typing experiences between the two switches, the common use of polycarbonate ensures that users can achieve similar results in terms of sound quality and overall performance.

Weight

The KTT F2 linear switch and the SP-Star RedBlue linear switch both fall into the medium-light category in terms of actuation and bottom out force. The F2 has an actuation force of 43 grams and a bottom out force of 53 grams, while the RedBlue has an unknown actuation force and a bottom out force of 57 grams. Both switches offer a relatively lighter typing experience compared to switches with heavier actuation and bottom out forces. Choosing between the two would depend on personal preference - the F2 may be preferred for those who prefer a slightly lighter touch, while the RedBlue may be more suitable for those who prefer a slightly heavier feel. Ultimately, both switches provide a comfortable typing experience for users looking for a medium-light actuation and bottom out force.

Travel distance

In comparing the travel distance of the KTT F2 linear switch and the SP-Star RedBlue linear switch, we can see that the F2 has a travel distance of 3.5 mm, while the RedBlue has a travel distance of 4 mm. This means that the RedBlue has a slightly longer travel distance compared to the F2. The difference may not seem significant, but it can impact the overall feel and performance of the switch. If you prefer a shorter travel distance for faster response times, the F2 may be the better option for you. On the other hand, if you prefer a more substantial keypress with a bit more depth, the RedBlue may be more suitable. Ultimately, the choice between the two will depend on personal preference and the type of typing or gaming experience you are looking for.

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 KTT F2 comes in at $3.90 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 KTT F2 linear switch offers a unique hollow sound signature, setting it apart from other switches. This sound profile can be described as neutral, with a moderate actuation force requirement and a muted sound when pressed. On the other hand, the SP-Star RedBlue linear switch has a low-pitched sound profile, giving it a bass-heavy and mellow tone when compared to higher-pitched switches. This switch can also be considered neutral in terms of sound, making it suitable for a variety of settings. Both switches offer a pleasant typing experience in terms of sound, with the F2 having a slightly more subdued sound compared to the RedBlue.

In terms of feel, the KTT F2 linear switch is known for its feathery and mild typing experience, requiring little exertion and providing a comfortable typing feel for extended periods. Each keystroke offers a lightly textured feel, adding a subtle tactile nuance to typing. On the other hand, the SP-Star RedBlue linear switch offers a mild and polished typing experience, providing a gentle feel and smooth key travel. Both switches fall into the mild category in terms of feel, offering a comfortable typing experience for most users.

Overall, when comparing the subjective qualities of the KTT F2 linear switch and the SP-Star RedBlue linear switch, both switches provide a comfortable typing experience with unique sound profiles. While the F2 stands out with its hollow sound signature and feathery feel, the RedBlue offers a low-pitched sound profile and polished typing experience. Depending on individual preferences for sound and feel, both switches can deliver satisfying results for typing and gaming experiences.

Conclusion

To sum up, when choosing between the KTT F2 linear switch and the SP-Star RedBlue linear switch, consider the unique characteristics of each switch. If you value a distinct hollow sound signature and a lightly textured feel with a medium-light typing experience, the KTT F2 may be the ideal choice for you. On the other hand, if you prefer a low-pitched sound profile and a smooth, polished typing experience, the SP-Star RedBlue switch could be more aligned with your preferences. Ultimately, your decision should be based on whether you prioritize sound signature, typing feel, or a combination of both when selecting the perfect mechanical keyboard switch for your needs.

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