Keychron K3 vs NuPhy Air75

Keychron K3:

The Keychron K3 is an ultra-slim 75% layout mechanical keyboard that combines style, functionality, and portability. Designed with the modern user in mind, the K3 strikes a perfect balance between compactness and productivity. With its low-profile Gateron Brown switches, wireless connectivity, and customizable RGB backlighting, the Keychron K3 offers a delightful typing experience for both work and play. Whether you’re a professional on the go or a gaming enthusiast, the Keychron K3 is a sleek and versatile keyboard that meets the demands of today’s dynamic lifestyles.

NuPhy Air75:

The NuPhy Air75 is a compact mechanical keyboard that blends performance and aesthetics in an elegant package. Featuring a 75% layout and an aluminum alloy case, the Air75 exudes a premium feel and offers durability for long-term use. Its hot-swappable switch sockets allow for easy customization, empowering users to personalize their typing experience. With Bluetooth 5.0 wireless connectivity and programmable RGB lighting, the NuPhy Air75 provides the freedom to work or play without the constraints of cables. Whether you’re a creative professional or a gaming enthusiast, the NuPhy Air75 offers a refined and stylish keyboard option to elevate your typing experience.

Features:

Keychron K3:

The Keychron K3 boasts an ultra-slim 75% layout, striking a balance between functionality and portability. This compact design saves valuable desk space without sacrificing essential keys, making it an ideal choice for users on the go. The keyboard offers versatile connectivity options, including Bluetooth 5.1 wireless connectivity, allowing you to connect up to three devices simultaneously. 

It also features a wired mode with USB Type-C, ensuring a stable connection when a wired setup is preferred or for gaming purposes. The low-profile Gateron Brown switches provide a delightful typing experience with their tactile feedback and smooth keystrokes. The ABS keycaps feature a matte finish, providing durability and resisting fingerprints. 

The Keychron K3 is compatible with both Mac and Windows layouts, offering a user-friendly experience regardless of your operating system preference. It also incorporates anti-ghosting and N-key rollover technology, ensuring accurate input recognition, even during intense gaming or rapid typing sessions. The RGB LED backlighting adds a touch of personalization, allowing you to choose from a variety of vibrant lighting effects.

NuPhy Air75:

The NuPhy Air75 features a compact 75% layout, catering to users who prefer a smaller form factor while maintaining essential functionality. It offers Bluetooth 5.0 wireless connectivity, providing a seamless wireless experience. The keyboard also includes a wired mode with USB Type-C for a reliable and stable connection. 

One standout feature of the NuPhy Air75 is its hot-swappable switch sockets, allowing users to easily customize their typing experience by swapping out switches without soldering. The keyboard’s aluminum alloy case not only enhances its durability but also provides a premium look and feel. 

The NuPhy Air75 is compatible with both Mac and Windows layouts, ensuring compatibility with a wide range of devices. It boasts programmable RGB lighting, allowing users to customize the keyboard’s lighting effects according to their preference. The onboard memory feature enables the storage of custom profiles, ensuring that your personalized settings are always accessible.

Both the Keychron K3 and NuPhy Air75 offer impressive features tailored to different user preferences. The Keychron K3 excels in its ultra-slim design, low-profile switches, and versatile connectivity options. On the other hand, the NuPhy Air75 stands out with its hot-swappable switch sockets, aluminum alloy case, and programmable RGB lighting with onboard memory. Users can choose between the Keychron K3 for its portability and sleek design or the NuPhy Air75 for its customization options and premium build quality.

Design:

Keychron K3:

The Keychron K3 features an ultra-slim and compact design that not only saves valuable desk space but also adds a touch of elegance to your setup. Its sleek and minimalistic aesthetic is complemented by ABS keycaps with a sleek matte finish, providing a smooth and comfortable typing experience. 

The matte finish also adds a layer of durability, preventing fingerprints and smudges from accumulating on the keycaps. The lightweight and portable nature of the Keychron K3 make it an excellent companion for users who are constantly on the move or need a keyboard that can easily be carried to different workspaces. 

Despite its compact size, the Keychron K3 boasts a sturdy construction, ensuring longevity and stability during intense typing or gaming sessions.

NuPhy Air75:

The NuPhy Air75 features a compact design that strikes a balance between functionality and aesthetics. Its aluminum alloy case not only enhances the keyboard’s durability but also gives it a premium feel. 

The high-quality build of the NuPhy Air75 ensures a reliable and long-lasting keyboard that can withstand everyday use. The slightly heavier weight of the NuPhy Air75 compared to the Keychron K3 adds to its solid and robust construction. 

The stylish and elegant design of the NuPhy Air75 sets it apart, making it an eye-catching addition to any workspace. Its sleek lines and premium materials create a sophisticated look that appeals to users who value both form and function.

The Keychron K3 and NuPhy Air75 offer different design approaches to cater to various user preferences. The Keychron K3 impresses with its ultra-slim and lightweight design, making it highly portable and suitable for users on the go. The ABS keycaps with a matte finish and sturdy construction add to its overall durability. On the other hand, the NuPhy Air75 boasts a compact design with an aluminum alloy case, providing a premium feel and a touch of sophistication. 

Its slightly heavier weight signifies its robust construction and high-quality build. Whether you prioritize portability or a premium aesthetic, both keyboards deliver on their respective design choices.

Performance:

Keychron K3:

The Keychron K3 is designed to deliver exceptional performance, ensuring a satisfying typing and gaming experience. It is equipped with low-profile Gateron Brown switches that offer a perfect balance of tactile feedback and smooth keystrokes. These switches provide a delightful typing experience, allowing for precise and comfortable input.

To further enhance performance, the Keychron K3 features anti-ghosting and N-key rollover technology. This means that every keystroke is accurately recognized, even when multiple keys are pressed simultaneously. Whether you’re engaged in fast-paced gaming or need to execute complex key combinations, the Keychron K3 ensures that your inputs are registered without any issues.

The Keychron K3 also offers customizable RGB LED backlighting. With a range of vibrant lighting effects and colors to choose from, you can personalize your keyboard to match your style and mood. The RGB backlighting not only adds a visually appealing touch but also enhances the overall gaming and typing experience.

NuPhy Air75:

The NuPhy Air75 is designed to deliver accurate and responsive performance, meeting the demands of both gaming and professional use. One of its standout features is the hot-swappable switch sockets, which allow for easy customization. 

Users can easily swap out switches without the need for soldering, providing flexibility in choosing their preferred switch type and feel.

The accurate and responsive typing performance of the NuPhy Air75 ensures that every keystroke is registered quickly and accurately. This is crucial for both typing-intensive tasks and gaming scenarios where rapid and precise inputs are required.

The NuPhy Air75 also offers programmable RGB lighting, allowing users to personalize the keyboard’s lighting effects to their liking. With multiple lighting effects available, you can create an immersive and visually stunning setup that matches your preferences and enhances your overall experience.

Additionally, the onboard memory feature of the NuPhy Air75 enables you to store custom profiles. This allows you to easily switch between different lighting settings and key configurations without the need for manual adjustments. Your personalized settings are always accessible, saving you time and effort.

Both the Keychron K3 and NuPhy Air75 excel in terms of performance. The Keychron K3 impresses with its low-profile Gateron Brown switches, anti-ghosting, and N-key rollover technology, as well as customizable RGB LED backlighting. 

On the other hand, the NuPhy Air75 stands out with its hot-swappable switch sockets, accurate typing performance, programmable RGB lighting, and onboard memory. Whether you prioritize customization options or precise typing/gaming performance, both keyboards offer impressive performance features to cater to your needs.

Connectivity:

Keychron K3:

The Keychron K3 offers versatile connectivity options to ensure a seamless typing experience. With Bluetooth 5.1 wireless connectivity, you can easily connect the keyboard to up to three devices simultaneously. This allows you to switch between different devices with just a press of a button, making multitasking more efficient. The Bluetooth 5.1 technology provides a stable and reliable wireless connection, ensuring minimal latency and uninterrupted performance.

In addition to wireless connectivity, the Keychron K3 also offers a wired mode using a USB Type-C connection. This wired mode provides a stable and reliable connection for times when a wired setup is preferred or when you want to ensure the utmost responsiveness, such as during intense gaming sessions. The USB Type-C connection ensures fast and reliable data transmission, contributing to an overall smooth and lag-free typing or gaming experience.

NuPhy Air75:

The NuPhy Air75 provides convenient connectivity options to suit your needs. It features Bluetooth 5.0 wireless connectivity, allowing you to connect the keyboard to your devices without the hassle of cables. The Bluetooth 5.0 technology ensures a reliable and stable wireless connection, allowing you to type or game without experiencing significant latency or interruptions.

Similar to the Keychron K3, the NuPhy Air75 also offers a wired mode using a USB Type-C connection. This allows you to connect the keyboard directly to your device, providing a stable and responsive connection when you need it. The USB Type-C connection ensures fast and reliable data transfer, allowing for a smooth and uninterrupted typing or gaming experience.

Both the Keychron K3 and NuPhy Air75 provide convenient connectivity options to enhance your typing or gaming setup. The Keychron K3 stands out with its Bluetooth 5.1 wireless connectivity for up to three devices, offering flexibility and easy switching between devices. It also offers a wired mode with USB Type-C for a stable connection. 

On the other hand, the NuPhy Air75 features Bluetooth 5.0 wireless connectivity and a wired mode with USB Type-C. Whether you prefer the versatility of wireless connectivity or the reliability of a wired connection, both keyboards provide options to cater to your preferences.

Switches:

Keychron K3:

The Keychron K3 is equipped with low-profile Gateron Brown switches, offering a remarkable typing and gaming experience. These switches provide a perfect balance of tactile feedback and smooth keystrokes, ensuring an enjoyable and responsive typing experience. 

The tactile feedback gives you a gentle “bump” sensation when a key is actuated, providing a satisfying feel while typing or gaming. The smooth keystrokes allow for swift and effortless typing, reducing fatigue during extended use.

NuPhy Air75:

The NuPhy Air75 stands out with its hot-swappable switch sockets, providing users with the ability to customize their typing experience to suit their preferences. These switch sockets allow for easy removal and replacement of switches without the need for soldering, offering customization and flexibility. 

Users can choose from a wide variety of switches available in the market and experiment with different switch types, such as linear, tactile, or clicky switches, to find the perfect balance of feel and performance for their individual needs. This customization option empowers users to create a truly personalized typing experience tailored to their preferences.

While the Keychron K3 excels with its low-profile Gateron Brown switches, offering a satisfying tactile feedback and smooth keystrokes, the NuPhy Air75 differentiates itself with its hot-swappable switch sockets, enabling users to customize their typing experience by easily swapping out switches. 

Both keyboards provide unique advantages, catering to different preferences and allowing users to tailor their typing experience to their liking.

Keycaps:

Keychron K3:

The Keychron K3 is equipped with ABS keycaps that feature a matte finish. This matte finish not only adds a sleek and modern look to the keyboard but also provides a comfortable and smooth surface for typing. 

The ABS material is known for its durability and resistance to wear, ensuring that the keycaps maintain their quality even with regular use. The Keychron K3’s keycaps are compatible with both Mac and Windows layouts, allowing users to seamlessly switch between operating systems without any compatibility issues.

NuPhy Air75:

The specific information about the keycaps used in the NuPhy Air75 is not provided. However, it’s important to note that keycaps can vary in terms of material, finish, and compatibility. It is recommended to refer to the product specifications or contact the manufacturer directly for detailed information about the keycaps included with the NuPhy Air75.

The Keychron K3 features ABS keycaps with a matte finish, providing durability, a comfortable typing surface, and compatibility with both Mac and Windows layouts. While the information about the keycaps of the NuPhy Air75 is not specified, it is advisable to gather more information about the keycaps from the manufacturer or product specifications to understand their material, quality, and compatibility.

Compatibility:

Keychron K3:

The Keychron K3 is designed to be compatible with both Mac and Windows layouts, ensuring versatility and ease of use across different operating systems. Whether you are a Mac user or a Windows user, the Keychron K3 offers a seamless typing experience without the need for any additional software or configuration. The keyboard recognizes and maps the appropriate keys based on the operating system you are using, allowing for a familiar and user-friendly layout.

NuPhy Air75:

Similar to the Keychron K3, the NuPhy Air75 is also compatible with both Mac and Windows layouts. This compatibility ensures that the keyboard can be easily used with various devices and operating systems without any compatibility issues. 

Whether you prefer using a Mac or a Windows device, the NuPhy Air75 provides a consistent typing experience and allows for effortless integration into your existing setup.

Both the Keychron K3 and NuPhy Air75 offer compatibility with both Mac and Windows layouts, making them versatile options for users regardless of their operating system preference. This compatibility ensures that you can seamlessly use these keyboards with different devices, providing a familiar and efficient typing experience.

Productivity and Tasks

These keyboards, the Keychron K3 and NuPhy Air75, are versatile options that can be used for various activities and games. Here are some examples:

  1. Typing and Productivity: Both keyboards are well-suited for typing-intensive activities such as writing, coding, and data entry. The comfortable typing experience provided by their respective switches and compact layouts makes them ideal choices for productivity tasks.
  2. Gaming: The Keychron K3 and NuPhy Air75 can enhance your gaming experience. Their responsive switches, anti-ghosting, and N-key rollover features ensure accurate and reliable input recognition, allowing for precise and quick gaming commands. Additionally, the customizable RGB lighting on both keyboards adds a touch of personalization and immersion to your gaming setup.
  3. Design and Creative Work: If you’re involved in graphic design, video editing, or any other creative work, these keyboards can be valuable tools. Their compact layouts and wireless connectivity provide flexibility and freedom of movement, while their sturdy construction ensures durability during long hours of creative work.
  4. Content Creation and Streaming: For content creators and streamers, these keyboards can be great assets. Their compact designs save desk space, allowing for a clutter-free setup. The customizable RGB lighting can add visual flair to your content or stream, while the wireless connectivity provides convenience and flexibility during recording or live streaming sessions.
  5. General Computer Use: Both keyboards are suitable for everyday computer use, including web browsing, email, and multimedia consumption. The compatibility with Mac and Windows layouts ensures a seamless experience regardless of the operating system you use.

Ultimately, the Keychron K3 and NuPhy Air75 cater to a wide range of activities and games. Whether you’re typing up documents, engaging in intense gaming sessions, or pursuing creative endeavors, these keyboards offer performance, functionality, and customization options to enhance your overall experience.

Comparison Table

Here is a detailed comparison table of the Keychron K3 and NuPhy Air75:

SpecificationKeychron K3NuPhy Air75
Layout75% compact layoutCompact 75% layout
ConnectivityBluetooth 5.1 and wired (USB Type-C)Bluetooth 5.0 and wired (USB Type-C)
SwitchesLow-profile Gateron Brown switchesHot-swappable switch sockets (unspecified)
KeycapsABS keycaps with matte finishNot specified
CompatibilityMac and Windows layoutsMac and Windows layouts
Wireless ConnectivityConnect up to three devices simultaneouslyConvenient wireless connection
Anti-ghosting/N-key rolloverAdvanced anti-ghosting with N-key rolloverAdvanced anti-ghosting technology
BacklightingRGB LED backlight with customizable lighting effectsProgrammable RGB lighting with multiple effects
ConstructionLightweight and portable designAluminum alloy case for durability
Multimedia KeysNo dedicated multimedia keysNot specified
DimensionsCompact design for space-saving on the deskCompact design with a stylish and elegant look

Specifications 

Keychron K3 Ultra-Slim 75% Layout Mechanical Keyboard:

  1. Layout: 75% compact layout
  2. Connectivity: Bluetooth 5.1 and wired mode with USB Type-C
  3. Switches: Low-profile Gateron Brown switches
  4. Keycaps: ABS keycaps with matte finish
  5. Compatibility: Mac and Windows layouts
  6. Wireless Connectivity: Connect up to three devices simultaneously
  7. Anti-ghosting: Advanced anti-ghosting with N-key rollover
  8. Backlighting: RGB LED backlight with customizable lighting effects
  9. Construction: Lightweight and portable design
  10. Battery: Built-in rechargeable battery
  11. Multimedia Keys: No dedicated multimedia keys
  12. Dimensions: Compact design for space-saving on the desk

NuPhy Air75 Compact Mechanical Keyboard:

  1. Layout: Compact 75% layout
  2. Connectivity: Bluetooth 5.0 and wired mode with USB Type-C
  3. Switches: Hot-swappable switch sockets (compatible with various switch options)
  4. Keycaps: Not specified
  5. Compatibility: Mac and Windows layouts
  6. Wireless Connectivity: Convenient wireless connection
  7. Anti-ghosting: Advanced anti-ghosting technology
  8. Backlighting: Programmable RGB lighting with multiple lighting effects
  9. Construction: Aluminum alloy case for durability
  10. Memory: Onboard memory for custom profiles
  11. Multimedia Keys: Not specified
  12. Dimensions: Compact design with a stylish and elegant look

Pros and Cons

Keychron K3:

Pros:

  • Competitive pricing within its segment
  • Versatile connectivity options
  • Compact layout with low-profile switches
  • Sturdy construction and stylish design

Cons:

  • Absence of dedicated multimedia keys
  • Keycaps are not double-shot

NuPhy Air75:

Pros:

  • Hot-swappable switch sockets for customization
  • Aluminum alloy case for durability and premium feel
  • Programmable RGB lighting with onboard memory

Cons:

  • Keycaps and switch options not specified in the given information

Conclusion:

Both the Keychron K3 and NuPhy Air75 offer compelling options in the 75% layout mechanical keyboard market. The Keychron K3 stands out with its ultra-slim design, low-profile Gateron Brown switches, versatile connectivity options, and competitive pricing. It provides a pleasant typing experience, accurate input recognition, and customizable RGB backlighting. However, it lacks hot-swappable switch sockets and dedicated multimedia keys.

On the other hand, the NuPhy Air75 offers hot-swappable switch sockets for customization, an aluminum alloy case for durability, and programmable RGB lighting with onboard memory. However, specific details regarding keycaps and switch options are not provided, making it difficult to assess their quality and suitability.

Ultimately, the choice between the Keychron K3 and NuPhy Air75 depends on individual preferences. The Keychron K3 excels in portability, low-profile switches, and a well-rounded set of features at an affordable price point. 

Meanwhile, the NuPhy Air75 offers customization options and premium build quality, albeit with fewer specifics given. Consider your priorities, such as switch customization, build materials, and pricing, to make an informed decision based on your personal needs and preferences.


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