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Kailh BCP vs. Outemu Lime

An in-depth look at the Kailh BCP and the Outemu Lime switches—which one is the best fit for you?

Overview

When it comes to mechanical keyboard switches, the Kailh BCP and Outemu Lime represent two distinct paths in the quest for an enhanced typing experience. The Kailh BCP is a linear switch revered for its creamy, elastic feel and bouncy response, providing a fluid typing experience complemented by its signature poppy and clacky sound profile. This makes it an appealing choice for those who prefer a smooth keystroke and enjoy the auditory feedback during their typing sessions. On the other hand, the Outemu Lime, categorized as a tactile switch, is designed for those who appreciate a more nuanced typing experience. These switches are lightweight and offer an approachable tactility, ensuring a light yet satisfying feel with each keystroke while being silenced to minimize noise. This makes them ideal for tactile enthusiasts who favor a subtle touch without overwhelming auditory feedback in shared or quiet environments. Both switches offer unique advantages tailored to distinct preferences; 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

52g

Actuation force

35g

Bottom-out force

63.5g

Bottom-out force

45g

Pre-travel

1.40 mm

Pre-travel

1.80 mm

Total travel

3.50 mm

Total travel

3.30 mm

Factory lubed

Yes

Factory lubed

Yes

Stem construction

Standard

Stem construction

Partial box

Stem material

POM

Stem material

POM

Top housing material

Nylon

Top housing material

Nylon

Bottom housing material

Nylon

Bottom housing material

Nylon

Mount type

PCB (5-pin)

Mount type

PCB (5-pin)

Spring

20mm single-staged spring

Spring

Stainless steel

Housing materials

The Kailh BCP and Outemu Lime switches both share a commonality in their housing materials, featuring nylon for both the top and bottom housings. This choice of nylon, a classic material in the keyboard switch industry, plays a significant role in shaping the acoustic properties of each switch. Because nylon is a softer plastic compared to alternatives like polycarbonate or ABS, it effectively absorbs sound waves during keystrokes. This absorption contributes to a deeper and fuller sound profile when typing—an enjoyable characteristic for those seeking a satisfying auditory feedback while using their keyboards. Thus, both the BCP and Lime switches are likely to deliver a similar auditory experience due to their shared nylon composition.

In addition to their acoustic similarities, the BCP and Lime switches offer comparable tactile feedback owing to their identical housing materials. The bottom housing, responsible for the bottom-out sound and feel, combined with the soft characteristics of nylon ensures that both switches provide a cushioned experience when the key is fully depressed. Users can expect a unified tactile sensation regardless of which switch they choose, as the nylon's inherent qualities govern the feel of the switches when bottoming out. The top housing also contributes to the overall feel, impacting the sound upon releasing the key, thereby reinforcing the homogenized nature of the typing experience across both models.

However, while both the Kailh BCP and Outemu Lime switches feature nylon in their top and bottom housings, it is important to recognize that any other dimensional or design variations between the switches could lead to different actuation points and overall responsiveness. Despite the shared material advantages, such differences may still influence the overall user experience, particularly in competitive or specialized typing scenarios. Users should be mindful of these factors, as they can ultimately fine-tune the keyboard experience to better suit individual preferences and requirements, even with similar housing materials.

Weight

When comparing the Kailh BCP linear switch to the Outemu Lime tactile switch, the differences in actuation force and bottom out force are notable. The BCP switch has an actuation force of 52 grams and a bottom out force of 63.5 grams, categorizing it as medium-heavy and providing a more substantial typing experience. In contrast, the Lime switch is considerably lighter with an actuation force of just 35 grams and a bottom out force of 45 grams. This lighter feel makes the Lime switch more favorable for long typing sessions or gaming, as it requires less force to engage each keystroke. Therefore, users who prefer a heavier switch will gravitate towards the Kailh BCP for its more resistant feel, while those seeking a lighter action will find the Outemu Lime to be more suitable. Ultimately, the choice between these switches will depend on individual preferences regarding force sensitivity and typing comfort.

Travel distance

When comparing the travel distances of the Kailh BCP linear switch and the Outemu Lime tactile switch, the Kailh BCP has a travel distance of 3.5 mm, while the Outemu Lime measures slightly shorter at 3.3 mm. This means that the BCP offers a more substantial depth with its longer travel distance, which may appeal to users who prefer a more pronounced key feel. On the other hand, the Lime's shorter travel distance can provide quicker responsiveness, making it a potentially better choice for gamers seeking rapid actuation. Ultimately, choosing between these two switches depends on individual preferences: those favoring a deeper, more tactile experience might lean toward the Kailh BCP, while those wishing for a snappier response could opt for the Outemu Lime.

Price comparison

Which switch is more bang for your buck?

The Kailh BCP has an MSRP of $5.00 per 10 switches. At Milktooth, we are able to pass on savings to our customers and offer the BCP for $4.75.

The Outemu Lime comes in at $3.40 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 Kailh BCP switch boasts a signature poppy and clacky sound profile that delivers a lively auditory experience. Typists who enjoy a more pronounced and engaging sound will find the BCP particularly appealing, as it emphasizes the auditory feedback of each keystroke. In contrast, the Outemu Lime switch is characterized by a muted and neutral sound profile, designed to minimize the noise typically associated with mechanical keyboards. This makes the Lime suitable for both office environments and at home, appealing to those who prefer a quieter typing experience without sacrificing performance.

Regarding feel, the BCP is noted for its creamy, viscous, elastic, and bouncy texture that significantly enhances the typing experience. This switch encourages a dynamic feel that can energize long typing sessions. On the other hand, the Outemu Lime switch offers a feathery light typing experience with mild tactility, making it incredibly comfortable for extended use. The Lime's qualities ensure that it is approachable for a wide range of users, reducing finger fatigue while delivering a gentle tactile feedback, which results in an overall smooth, polished experience.

In summation, the Kailh BCP and Outemu Lime switches cater to different preferences in both sound and feel. The BCP's lively, clacky feedback stands in stark contrast to the Lime's muted and neutral tones, while the BCP offers a rich and dynamic tactile sensation compared to the feathery, gentle touch of the Lime. Ultimately, both switches provide unique experiences that can satisfy various user needs, whether you're after that auditory pop or a more subdued typing environment.

Conclusion

To conclude, choosing between the Kailh BCP linear switch and the Outemu Lime tactile switch ultimately hinges on your personal preferences and typing needs. If you enjoy a medium-heavy typing experience with a unique poppy sound profile that adds a lively ambiance to your keyboard, then the BCP is an excellent choice. Its creamy, elastic feel can make typing feel both bouncy and satisfying, providing you with an engaging experience, especially if you don’t mind a bit of noise while you work or play. On the other hand, if you prefer a lighter touch with subtle tactile feedback, the Outemu Lime switch is worth considering. Its lighter actuation force not only makes extensive typing or gaming sessions more comfortable but also keeps noise levels down, making it a suitable option for environments like shared offices or quiet rooms. Ultimately, your choice should reflect your comfort and the kind of auditory experience you seek, whether that’s the vibrant clack of the BCP or the muted, gentle feel of the Lime.

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